# RePS Study vs FitTwin

The clearest difference is review sentiment: FitTwin at 100% against RePS Study's 0%. FitTwin also leads on rating (5.0 vs 1.8) and update cadence (every 2 weeks vs every 3 months). RePS Study's advantage is in-app purchases (none vs 2) and ratings volume (12 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FitTwin sells 2 in-app purchases, starting at $4.99 per month. RePS Study asks for nothing beyond the download.

FitTwin holds the better App Store score, 5.0 against 1.8. Both are backed by a comparable volume of ratings — 12 and 3 respectively. Written reviews point the same way: 0% of RePS Study's written reviews are positive against 100% of FitTwin's.

RePS Study ships an update every 3 months, FitTwin every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | RePS Study | FitTwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (12 ratings)](https://appshunter.io/ios/app/reps-study/id6445924881/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/fittwin/id6754467187/reviews)** |
| Number of ratings | **12** | 3 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 74 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [NEUROSCAPE ALLIANCE](https://appshunter.io/developer/1459562932) | [Roko Peros](https://appshunter.io/developer/1848423210) |

## What reviewers say

### RePS Study

[App page](https://appshunter.io/ios/app/reps-study/id6445924881)

This mobile program guides users through an eight-week self-help training to reduce posttraumatic stress symptoms. It involves daily engagement for 17 days, tracking behaviors, moods, and experiences, with follow-up measures administered through the app.

**Highlights:** Eight-week self-help training, Daily behavior tracking, Mood monitoring, Experience logging, Follow-up measures

**Features:** macOS Compatibility

**In-app purchases:** none


### FitTwin

[App page](https://appshunter.io/ios/app/fittwin/id6754467187)

This app pairs you with a fitness partner or virtual companion to help you stay motivated and achieve your health goals. Engage in various challenges, track your progress, and earn rewards through gamified features and community support.

**Highlights:** Twin matching with compatible partners, Variety of challenge lengths and types, Seamless tracking with Apple Health integration, In-app chat and motivational boosts, Gamification with streaks, badges, and leaderboards, Crew features for community support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is RePS Study free?

RePS Study is free to download, with no in-app purchases.

### Is FitTwin free?

FitTwin is free to download, with in-app purchases available.

### Which has better reviews, RePS Study or FitTwin?

FitTwin is rated higher. RePS Study averages 1.8 out of 5 from 12 ratings, while FitTwin averages 5.0 from 3 ratings.

### Do RePS Study or FitTwin have ads?

Neither RePS Study nor FitTwin shows ads.

### Which is updated more often, RePS Study or FitTwin?

RePS Study ships an update every 3 months, and FitTwin every 2 weeks. Most recently, RePS Study was updated on October 24, 2026 and FitTwin on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*