OpenHIIT vs Biomex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenHIIT
This open-source interval timer app helps optimize various activities like workouts, work sprints, and study sessions. It offers customizable timing, precise controls, and clear auditory and visual alerts to keep you motivated and on track. Users can also join a collaborative community to contribute to its development.
- Customizable interval timing
- Precise and user-friendly controls
- Auditory and visual alerts
- Open-source community collaboration
- Ad-free experience
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Enhance your daily routines with OpenHIIT, the versatile open-source interval timer app. Tailored for various activities, including but not limited to High-Intensity Interval Training (HIIT), OpenHIIT is a dynamic tool designed to optimize your tasks and foster a collaborative environment. OpenHIIT is free of ads and committed to providing an experience without in-app purchases or premium versions. Customizable Timing: Set intervals tailored to your preferences, whether it's for focused workouts, work sprints, or study sessions. Adapt OpenHIIT to your needs and make the most of your time. Precise Timing and User-Friendly Controls: Enjoy seamless sessions with accurate timing and intuitive controls. OpenHIIT ensures precision in intervals, allowing you to concentrate on your activities without disruptions. Stay in sync and maintain a steady pace throughout your tasks. Auditory and Visual Alerts: Stay informed and motivated with clear audio and visual alerts. OpenHIIT provides signals and indicators, keeping you aware of time changes without the need to glance at your device constantly. Keep your momentum going and stay on track. Open Source Collaboration: Join the collaborative spirit and become part of the OpenHIIT open-source community. Contribute to the app's development, suggest improvements, and share your ideas with users from various backgrounds. Together, we can shape the evolution of interval timers for diverse activities. Download OpenHIIT now to experience the flexibility and efficiency of an open-source interval timer. Take charge of your sessions, boost your productivity, and explore the full potential of OpenHIIT in various aspects of your daily life. Note: OpenHIIT is a project led by one individual with contributions from the community. Committed to quality and alignment with platform policies, OpenHIIT respects intellectual property rights.
Biomex
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Biomex is your companion for staying on track with your personalized wellness program—from daily habits to long-term progress. What you can do Home — See your overview, treatment plan progress, and general health snapshot in one scroll. Treatment plan — Visual timeline of your program so you always know what’s next. Health indicators — Track key metrics that matter for your plan (expandable details when you need them). Nutrition — Explore foods and guidance that fit your program. Chef — Browse and choose meals to support your routine. Food diary — Log what you eat so your picture of the day stays clear. Shop — Order recommended products without leaving the app. Profile — Manage your account and stay signed in securely. Biomex is designed for clarity and consistency: the same care you expect from your program, now on iPhone. The information Biomex provides is for educational and informational use only. The information is not intended to be used by the customer for any diagnostic purpose and is not a substitute for professional medical advice. This product is not intended to diagnose, treat, cure or prevent any disease.
Screenshots
Verdict
The clearest difference is iOS requirement: OpenHIIT at 13.0 against Biomex's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OpenHIIT ships an update monthly, Biomex every 3 weeks. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.
| Parameter | OpenHIIT | Biomex |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 26 MB | 107 MB |
| Age rating | 4+ | 12+ |
| Developer | Abigail Mabe | Kyryl Fesiuk |
In-app purchases
OpenHIIT
No in-app purchases
Biomex
No in-app purchases









