BMI Formula vs RehApp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BMI Formula
Calculate and track your Body Mass Index with a simple, user-friendly interface. Get clear interpretations of your results and access offline functionality. Share your progress and learn more about BMI.
- Clean and user-friendly UI
- Imperial and Metric units
- Interpreted results with colors
- Save calculated BMI
- User BMI information
- Offline functionality
- Social sharing
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BMI Formula is a simple, fast way to check your body mass index and stay on top of your wellness. Features: - Clean, user-friendly interface kept simple to avoid confusion - Calculate BMI in both US (imperial) and metric units - See your body fat, BMR and ideal weight range - Save your results and track your progress in History - Lightweight and easy to use, no account required Whether you are starting a weight loss journey or just keeping an eye on your health, BMI Formula gives you the numbers you need at a glance. Privacy Policy: https://app26ground.vercel.app/privacy Terms of Use: https://app26ground.vercel.app/terms
RehApp
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The RehApp is a freely available smartphone application for fieldworkers in low-and middle-income countries. It aims to enhance their capacity to work with people with disabilities within the community: assess their abilities and inabilities, design rehabilitation interventions, provide care and support and refer appropriately.
Screenshots
Verdict
The clearest difference is ads: RehApp at none against BMI Formula's shown. RehApp also leads on update cadence (monthly vs every 60 months) and iOS requirement (13.0 vs 18.6). On price, in-app purchases and device support 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.
BMI Formula ships an update every 60 months, RehApp monthly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.
| Parameter | BMI Formula | RehApp |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 60 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Nattapon Kittisuphat | Theo Weijmer |
In-app purchases
BMI Formula
No in-app purchases
RehApp
No in-app purchases
