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Wellness App Development Company

Transform healthy intentions into lasting habits with Yojji—the wellness app development company harnessing data insights into everyday motivators. Our tailored platforms completely integrate with wearables, offer individualized coaching according to each user’s goals, and provide real-time feedback that keeps users engaged and reduces churn. The built-in gamification, social challenges, along with our credible recommendations, deliver tangible improvements in activity, sleep, and mindfulness while maximizing user satisfaction and lifetime value. Launch quickly, scale without risk, and offer your audience a wellness companion that feels like it represents their journey.

Our Wellness App Development Services

We provide every capability you need to develop a high-impact wellness product, from the very inception of an idea to long-term fortifying your growth! Whether you decide on any individual wellness app development services or a complete turnkey package, you will always receive professionals who focus on user engagement, data protection, and demonstrable outcomes.

Wellness App Consulting

We first conduct workshops focused on discovering your business objectives, target personas, and regulatory environment, and we will turn this information into a technical roadmap. This results in a validated concept, a realistic budget, and a phased delivery plan that removes development risk before a single line of code is written.

Custom Wellness App Development

Our engineering team can build scalable iOS, Android, and web apps that accommodate anything from tracking habits to offering corporate wellness programs to simply acting like a virtual trainer. The benefit of using modular architecture and clean APIs is that you can add features anyway you like, either as simple adherence materials such as food nutrition logs and mindful videos, or as advanced as AI coaching without touching your core.

Wellness App UI/UX Design

Human-centered research will inform wireframes, prototypes, polished interfaces, etc., making the healthy choice the easy choice. Micro-interactions, accessible typography, intuitive navigation, etc., improve retention, making daily usage a desirable ritual.

Wearable Device Integration

We connect Apple Watch, Fitbit, Garmin, and other sensors using Bluetooth and HealthKit/Google Fit, so activities, sleep, and other biometrics seamlessly flow to your app. Real-time syncing provides personalized insights while minimizing battery usage and data latency.

Third-Party API Integration

Integrate nutrition databases, telehealth platforms, payment gateways, social communities, etc., enhancing functionality without individual incidence of service interruption. Secure OAuth workflows and throttling safety nets will ensure each partner service scales smoothly with any increase in user base.

Quality Assurance and Testing

Automated unit, integration, and UI tests operate from our CI pipeline, allowing us to catch regressions before the code gets to production, while manual exploratory testing using real devices with edge-case scenarios can help us catch failures to a certain extent, and provide that reliability across screen sizes, operating system versions, and network conditions.

Launch Support & Post-launch Maintenance

We remove the lunch hassle by managing our app-store submissions, client compliance checklists, and provisioning our infrastructure. Post-launch, we provide continuous monitoring, performance optimizations, and iterative feature enhancements to ensure that your wellness platform is secure, stable, and can continue to delight users day in, day out.

Types of Wellness Apps We Build

To ensure that every user has the resources they need to succeed, we customize each solution to address a different aspect of wellbeing, whether it be organizational, mental, or physical.
01

Fitness and Workout Apps

Dynamic training plans automatically adjust to their users' specific goals, as well as data from wearables that reflect performance data to ensure every rep and run occurs at the right pace. Built-in real-time coaching, progress charts, and social challenges motivate high effort while ensuring users are safe from overtraining.
02

Mental Health & Meditation Apps

Guided meditation libraries, scans of CBT-style exercises, and mood journals allow users to manage pre-emptive action. Our solution allows users to manage their stress levels before they escalate into anxiety. The users' data is secured with encryption, and we can allow a clinician dashboard if the user wishes to open it up to use by a healthcare professional.
03

Nutrition and Diet Planning Apps

References to grocery APIs, customizable macro calculators, barcode scanners, and AI-generated meal plans allow personalized and instinctive diets. Our product syncs with grocery APIs, is compatible with glucose monitors, and can generate immediate and actionable feedback about diet.
04

Sleep Tracking Apps

Sensor-generated analytics can turn patterns in movement, heart rate, and sound into friendly sleep scores. Smart alarms and behavioral nudges help the user improve their nightly routine and gradually improve their long-term rest.
05

Habit Tracker Apps

Streak counters, milestone badges, and reminders with customizable frequencies can help turn small actions into lasting habits. Insightful trend reports show habit triggers, promote small wins, and further embed personal change.
06

Yoga and Mindfulness Apps

Pose libraries have instructional videos, breathing timers, and soundscape ambient support to follow along during restorative/calming sessions. Optional camera-based alignment feedback allows cross-in-person and digital experiences, and wearables feedback, ensuring customers receive the safest, most effective practice to nourish their health.
07

Corporate Wellness Solutions

Company-wide challenges, incentive frameworks, and masked analytics can improve employee engagement while protecting sensitive personal information. HR dashboards provide participation, return on investment, and health trend insights through use, and allow any program to flexibly adapt in real-time.
08

Chronic Disease Management & Holistic Care Apps

Combined vital-sign monitoring, medication reminders, and telehealth enable users managing end-stage diabetes, hypertension, and other chronic conditions to continue receiving care from their practitioner. HIPAA-ready architecture and clinician portals allow users to receive ongoing, compliant care from their practitioner outside of the clinic.

Healthcare Booking Platform

Industry: Healthcare
Timeline: December 2024 - July 2025

Our team designed and developed a custom healthcare booking platform where patients can search doctors, view real-time availability, and book appointments in a few clicks. It’s a unified system that connects multiple medical institutions, handles payments, and synchronizes bookings with each clinic’s CRM. In 7 months, our client got a fully functional web application.

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    A Platform for Investors

    Industry: Fintech
    Timeline: October 2024 - October 2025

    Our project is a web application for managing investments across stocks, crypto, and private equity. The request was to design, develop, and launch the platform with a focus on trading logic, data integration, and user experience. Our client received a fully functional, investor-ready platform with customizable dashboards and precise analytics.

    • React
    • Typescript
    • Node.js
    • Postgres
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    Infinightly – Smart Social App

    Industry: AI
    Timeline: October 2024 - August 2025

    Infinightly is a social event management app for modern event creators and attendees. Over 10 months of collaboration, our Yojji’s team transformed the idea into a full-featured social ecosystem where users can effortlessly explore, organize, and manage every stage of their event journey. It also helps reduce event setup time by over 40%.

    • React Native
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    AI-Powered Virtual Fitting Room

    Industry: Ecommerce, AI
    Timeline: August 2025 - October 2025

    The AI-powered Virtual Fitting Room is our solution that lets users mix and match outfits and instantly see how each look fits using an AI model or a personal photo. It helps fashion brands personalize shopping, increase conversions, reduce returns, and provide a confidence-driven user experience without complex integrations.

    • React
    • Tailwind CSS
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    Jellibeans - AI Fashion Analytics Platform

    Industry: AI
    Timeline: March 2022 - October 2024

    Aggregating comprehensive real-time fashion market insights from diverse verified sources, Jellibeans transforms raw data into actionable strategies for brands and suppliers. By integrating advanced analytics with multiple dimensions, the platform ensures precise trend predictions and industry foresight.

    • React
    • Nestjs
    • Google Cloud Platform
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    RideNow – Urban Rental App for Scooters and E-Bikes

    Industry:
    Timeline: January 2025 - October 2025

    The client needed a rental app that allows users to easily book, unlock, and pay for scooters, e-bikes, and e-motos. In just 5 months, our team delivered a fully functional, scalable urban rental app and admin system. It helps optimize logistics, reduce maintenance costs, and scale their services across different cities.

    • React Native
    • Postgres
    • JS
    • Nestjs
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    StudyHall - Online platform for teachers and students

    Industry: EdTech
    Timeline: February 2024 - November 2024

    An innovative EdTech platform that leverages artificial intelligence to provide personalized learning experiences. It offers a wide range of interactive tools designed to help students and professionals enhance their knowledge, improve retention, and achieve their learning goals more effectively.

    • React
    • Node.js
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    CSI Helsinki Leading Legal Software Solutions

    Industry: Legal
    Timeline: August 2021 - September 2023

    CSI – Creative Software Innovations is a software house devoted to developing solutions for the legal industry. The company stands out as a reliable and financially stable partner, offering advanced and continuously evolving software that helps law firms maximize efficiency and business value.

    • React
    • React Native
    • k8s
    • Docker
    • Nestjs
    • Azure DevOps
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    STB Union — on a Mission to Make Finances Convenient for Everyone

    Industry: Fintech
    Timeline: February 2020 - Present

    STB Union, a major FinTech player, partnered with Yojji to evolve from a traditional currency exchange network into a modern financial marketplace. The project aimed to develop a secure, scalable platform for multi-currency wallets, international transfers, and digital card services, using React JS, React Native, and Java to enhance STB Union’s service offerings and strengthen its position in FinTech.

    • React
    • React Native
    • Java
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    A matter of design

    Industry: Ecommerce, AI
    Timeline: June 2023 - November 2023

    Discover AMOD, an AI-powered interior design and furniture shopping platform in Hong Kong, transforming the design experience with user-centric technology. This case study reveals AMOD’s journey - its goals, achievements, and strategies - creating a digital space for design enthusiasts and furniture lovers, reshaping the furniture shopping experience.

    • Nestjs
    • Cloudflare
    • Postgres
    • Redis
    • Github actions
    • Docker
    • Terraform
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    Worldwide Remittance SaaS Platform

    Industry: Fintech
    Timeline: Jan 2017 - Feb 2020

    Vala facilitates direct money transfers between businesses, reducing transaction costs and creating new revenue streams. Our team handled the UI design, revamped the application’s admin panel, and built a mobile version from scratch. Ultimately, we were given full autonomy over project design and development decisions.

    • React
    • React Native
    • Java
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    Time Track System

    Industry: Workforce Management
    Timeline: Oct 2018 - Mar 2019

    The Time Machine app is designed to easily track and manage work hours. It features weekly timesheets for setting time frames and adding comments, all within an intuitive interface. We created this app to meet the client’s requirements, enabling employees to track task time by project and fostering streamlined team communication. Additionally, it provides top managers with tools to assess individual performance effectively.

    • Vue.js
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    Covid-19 Symptom Screening & Tracking for Schools

    Industry: Healthcare
    Timeline: Mar 2022 – Present
(~1 year)

    Symptomatical is a symptom management system developed to help companies and schools reopen safely and proactively manage COVID-19 risks. Our team enhanced the platform with analytics tools, an admin dashboard, a secure authorization system, a dedicated landing page, and Stripe API integration. This solution supports daily health screenings, enforces safety protocols, and ensures seamless operational continuity.

    • React
    • React Native
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    Social Network App

    Industry: Social Media
    Timeline: Jan 2020 - Apr 2020

    Our client is an exclusive network of over 800 high-net-worth individuals, including executives, entrepreneurs, and investors, dedicated to expanding business connections, sharing insights, and solving investment challenges. The company engaged our team to develop an online platform to streamline member interactions, support networking, and simplify meeting scheduling, enhancing community connections and collaboration.

    • React
    • React Native
    • Node.js
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    Smart Health

    Industry: Healthcare
    Timeline: Feb 2020 - Sep 2020

    We developed a robust software solution for hospitals and medical centers to conduct remote health consultations and COVID-19 surveys, with a focus on informing patients about illness prevention. Our client needed a tool to survey patients, especially the elderly, assess their risk, and provide customized recommendations based on responses. Additionally, we enabled healthcare organizations to create and customize their own online surveys, enhancing patient support and safety.

    • React
    • React Native
    • Node.js
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    Cross countries payroll solution for SMB

    Industry: Fintech
    Timeline: Oct 2018 - Aug 2019

    Payroll is a $1.2b cloud-based solution enabling companies of all sizes to manage global payroll, facilitate direct money transfers, and oversee payment cycles. They approached us in January 2019 to build this system on their financial and legal infrastructure. Yojji led the front-end development, including design, and contributed to back-end tasks. Through close collaboration and our team’s expertise, we successfully developed an efficient payroll system from scratch.

    • Angular
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    Payment system for entrepreneurs from scratch

    Industry: Fintech
    Timeline: Mar 2020 – Oct 2022

    Osu supports sole traders with a business management and payment app integrated with accounting software. The client initially asked us to design and develop the front end for their open-banking service, including a payment widget and admin system. Yojji delivered a widget and dashboard for merchants to track payments, manage users, and customize features. After a successful MVP launch, we continued developing an app to create and track payment requests. Today, we’re actively enhancing the mobile app with new features.

    • React
    • React Native
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    Investment application for parents

    Industry: Fintech
    Timeline: Apr 2020 - Oct 2020

    This feature-rich financial mobile app offers investment opportunities for parents looking to secure their children's futures. They approached us to build this innovative fintech platform from scratch. In just three weeks, we successfully delivered a fully functional MVP within a tight timeframe, meeting all client expectations.

    • React Native
    • React
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    Workforce Management Solution

    Industry: Workforce Management
    Timeline: Jun 2019 - Nov 2019

    Avenue tasked us with creating a platform for large companies, allowing employees to set development goals, schedule lectures, receive notifications, and give feedback. Using Scrum with two-week sprints, our PM ensured smooth communication and quick issue resolution. After launching the MVP, we provided biweekly updates, efficiently incorporating client feedback and new features.

    • React
    • React Native
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    Core Features of Our Wellness Applications

    Every product is designed with features that inspire consumers, protect their data, and convert everyday activities into quantifiable improvements in wellness.

    Personalized Dashboards

    Dynamic home screens allow users to display the metrics they need—steps, calories, mindfulness minutes, or stress scores—so that they can experience instant feedback on their progress. The dynamic home screen also rearranges as users' goals change.

    Progress Tracking & Goal Setting

    With the help of intelligent algorithms that use past data to recommend quantifiable milestones and goals naturally over time, users can work on their accomplishments. They also remain involved and accountable for their wellness journeys thanks to the app's clear visual graphs.

    Gamification Elements

    Challenges connected to user streaks, leaderboards, and user points allow users to connect to healthy habits while participating in a friendly competition. Goal gamification is enhanced by in-app achievements, representing mini real-world wins that yield a dopamine release, increasing users' engagement.

    Live Consultations & Chat Support

    HIPAA-ready video calls and secure messaging facilitate user connections to coaches, nutritionists, or clinicians with real-time consideration and support. As individual users interact, session history and shared notes make the documentation accessible, so continuity of care is a benefit of every interaction.

    AI-Powered Recommendations

    Machine-learning models prescribe the workout, meditation, or meal plan with consideration of user biometrics, user preferences, and user daily performance trends. The smarter and relevant the app becomes, the more it is used.

    Community Forums & Social Sharing

    Topic-based discussion forums, group challenges, and social media integrations help individuals celebrate wins or ask for advice or ideas from peers or their audience. Moderation tools and sentiment analysis allow supervisors to support individuals to focus on the characteristics of success while making sure conversations reflect support, mutual assistance, and conversations that focus on participants and are on-brand.

    Integration with Fitness Trackers and Health Platforms

    API connectors for Apple Health, Google Fit, Garmin, Fitbit, etc. create a seamless ongoing data flow from wearables and medical devices, allowing for real-time syncing, giving complete insights without having to enter any data manually.

    Data Encryption and Compliance (HIPAA, GDPR)

    End-to-end encryption safeguards personal and health data, whether it is in motion or at rest. And role-based access control, audit logs, and flexibility in hosting locations help to cover every deployment of your application - HIPAA, GDPR, etc.

    Our Development Process

    Discovery & Research

    Discovery & Research

    We start with stakeholder workshops, competitor review, and user persona mapping investments in order to clarify your vision and your market position, and we generate a validated feature set, a risk assessment, and a technical roadmap that aligns your organizational objectives with actual user needs.

    UI/UX Design & Prototyping

    Agile Development

    Integration & Testing

    App Launch & User Training

    Tech Stack We Use

    Front-end
    Back-end
    Mobile
    AI
    html
    Html
    next
    Next
    vue
    Vue.js
    typescript
    Typescript
    css
    CSS
    react
    React
    angular
    Angular
    Tanstack
    Tailwind CSS
    Shadcn
    Ant Design
    js
    JS

    Why Choose Yojji for Wellness App Development?

    01

    Domain Expertise in Health & Wellness

    We have years of experience in wellness application development, and our numerous finished projects showcase our agile methodologies and sector-specific expertise. We have case studies showing speedier time-to-clinic, 99.99% uptime, and audit-ready compliance for Fortune 500 life sciences businesses, academic hospitals, and digital health start-ups. Clinical reality and regulatory ideation will be incorporated into every sprint thanks to our in-house domain-specific BAs, ISO 13485-trained engineers, and Certified Scrum Masters.
    02

    Cross-functional Agile Teams

    Multidisciplinary teams - product strategists, engineers, UI/UX designers, DevOps, and QA - are also utilizing this type of sprint cycle to build features from strategy to production with no handoffs. With this level of coherence comes less rework, tighter feedback loops in regard to problem solving, and confidence that every iteration is generating visible value for the client.
    03

    Compliance-Ready Solutions

    Safeguarding our clients' Protected Health Information (PHI) is an honor, not a chore. Zero-trust principles, such as secure bootloaders, role-based access, and end-to-end encryption, have been the foundation of our cloud-native architecture since the very first architecture diagram. We lower risk factors to help you maintain compliance with HIPAA, GDPR, and FDA cybersecurity guidelines without hindering your development efforts with our continuous penetration test programs and automated vulnerability assessments.
    04

    User-Centric Design Approach

    Every solution at Yojji is designed to meet the demands of your user, so the app you receive represents your workflows, long-term goals, and brand. We always place the final user at the center, ensuring smooth interactions and top-notch navigation.

    Testimonials

    quote
    Yojji successfully delivered the project within schedule. They demonstrated excellent project management via weekly sprint demos and promptly made adjustments based on the client's feedback. Their responsiveness and collaborative attitude were key elements of their work.
    Julian Leung
    Product Manager - A Matter Of Design | Property Tech & Artificial Intelligence
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    Yojji was an instrumental part of the client’s team, working closely with them to achieve the product’s success. The team was very collaborative and timely, and their performance was amazing. Additionally, their resources were experienced, professional, and enjoyable to work with.
    Alon Zion
    Alon Zion
    Former Co-Founder, Vala
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    quote
    Yojii is impressive both in quality of development work as well as their commitment. Strong focus on delivery, highly technical personnel, flexible approach that allows for rapid development. Strong processes that allow for solid controls.
    Rohit Mahajan
    Rohit Mahajan
    Executive, Performlive Inc
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    quote
    We’re very happy with the way that Yojji works, which is why we’ve spent so much money and engaged them for such a long time. We treat them as employees in regard to responsibilities and expectations, and they haven’t disappointed us.
    Noam Nevo
    Noam Nevo
    Co-founder of OSU
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    quote
    As a company, we find Yojji to be excellent development partners - we cannot recommend them more highly and will be very happy to continue working with them in the future.
    Gareth Reese
    Gareth Reese
    Marketing Manager
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    quote
    They are really nice people with excellent technical backgrounds.
    Bjorn Beyersdorff
    Bjorn Beyersdorff
    CEO, Founder
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    quote
    We used Agile project management methodology and were in contact with the team and project manager daily.
    Arvind Sedha
    Arvind Sedha
    Software Development Director
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    quote
    They all had a super positive outlook and were dedicated to getting the work completed to a high standard.
    Philip Black
    Philip Black
    CEO
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    quote
    Yojji has delivered an accessible product with thorough consideration for the client's requirements. Users have commented on the platform's user-friendliness and speed. Moreover, the team is easy to communicate with and provides frequent updates. Their development and design skills are impressive.
    Lisa Ross
    Lisa Ross
    VP of Experience & Tech, Avenue
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    Frequently asked questions

    Do you build wellness apps for both Android and iOS platforms?

    Can you integrate third-party APIs like Apple Health, Google Fit, or Fitbit?

    What monetization options do you recommend?

    How can I track the progress of my app during development?

    Can you build a multilingual or region-specific wellness app?

    Fill out our contact form for a free consultation, or book an online meeting directly via the Calendly link.
    We discuss your project even if you have just an raw idea.
    We choose a model and approach that are suitable for your case and budget.

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    Meet up in person

    NL, Amsterdam

    Ildar Kulmuhametov
    Ildar Kulmuhametov
    CEO, Co-Founder

    USA, Austin TX

    Yevhen Piotrovskyi
    Yevhen Piotrovskyi
    CTO, Co-Founder

    Spain, Madrid

    Timofey Lebedev
    Timofey Lebedev
    COO, Co-Founder
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