femfit vs REN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
femfit
This app offers a clinically validated, progressive exercise program to build pelvic floor strength and function. It provides guidance on exercise intensity, rest days, and technique, with optional bio-feedback using a companion device for enhanced results. The program is based on over a decade of academic research.
- Clinically validated exercise program
- Progressive intensity
- Pelvic floor strength building
- Bio-feedback with device
- Exercise guidance and tips
- Focus on pelvic floor health
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femfit will guide you to do the right thing to make your exercising worthwhile and build pelvic floor function. It presents a clinically validate exercise programme (with four exercise types) that is progressive in intensity to continue to build pelvic floor strength and function. With tips and advice along the way, you will learn how to exercise and how much to exercise (rest days are important too) to lead to a real improvement in pelvic floor health. For best results, a femfit device is used during exercise to provide bio-feedback on technique and performance, but you can get going with the App alone. femfit is a medical device which is thin, flexible and comfortable to wear during your exercises. The femfit system (device and App) is based on 15+ years of academic research and is available in the UK, Australia and New Zealand. Our company, JUNOFEM, does not play games with your pelvic floor, but we will support you, encourage you, celebrate your commitment and share the journey towards pelvic floor health.
REN
This application connects to a medical device for participants in a clinical trial. It offers visual feedback during prescribed exercise routines. Access is restricted to individuals enrolled in the REN-## clinical trial.
- Connects to medical device
- Visual exercise feedback
- Prescribed exercise routines
- Clinical trial participant use
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This app is released for use by REN-## clinical trial site participants. This app connects to a medical device undergoing clinical evaluation. The device is only available to participants in the clinical trial. The app and device provide clinical trial participants with a visual feedback while performing a prescribed set of exercises.
Screenshots
Verdict
The clearest difference is iOS requirement: REN at 14.0 against femfit's 16.6. 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.
femfit ships an update every 2 months, REN every 5 weeks. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.
| Parameter | femfit | REN |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 4 — better |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 141 MB | 58 MB |
| Age rating | 12+ | 17+ |
| Developer | JunoFem Limited | Bold Type LLC |
Customer experience
femfit
REN
In-app purchases
femfit
No in-app purchases
REN
No in-app purchases









