# Flex vs Rep Track

The clearest difference is in-app purchases: Flex at none against Rep Track's 1. Flex also leads on iOS requirement (18.0 vs 26.0). Rep Track's advantage is update cadence (every 2 weeks vs every 6 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Rep Track sells 1 one-off in-app purchase. Flex asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Flex against 5.0 for Rep Track. Both are backed by a comparable volume of ratings — 7 and 3 respectively.

Flex ships an update every 6 months, Rep Track every 2 weeks. The most recent releases landed on September 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Flex | Rep Track |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/flex-workout-tracker/id6758920531/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/rep-track-workout-tracker/id6759986590/reviews) |
| Number of ratings | **7** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 7 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KEVIN BROWN](https://appshunter.io/developer/1803158449) | [Taylor Cascino](https://appshunter.io/developer/1882107919) |

## What reviewers say

### Flex

[App page](https://appshunter.io/ios/app/flex-workout-tracker/id6758920531)

Effortlessly track your strength training progress, build personalized workout routines, and visualize your lifts with an intelligent plate calculator. Syncs data across devices using iCloud for seamless access and prioritizes privacy with Sign in with Apple.

**Highlights:** Effortless workout tracking, Personalized workout templates, Customizable workout folders, Smart Plate Calculator, Cross-device iCloud sync, Privacy-focused with Sign in with Apple

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Rep Track

[App page](https://appshunter.io/ios/app/rep-track-workout-tracker/id6759986590)

Log unlimited workouts with this private, ad-free fitness tracker. Features smart suggestions, PR detection, and rest timers. Unlock advanced analytics and unlimited history with a one-time Pro purchase.

**Highlights:** Log unlimited workouts, Smart workout suggestions, PR detection with haptics, Rest timer with haptic feedback, Workout history export, Full analytics (Pro), Calendar view (Pro)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rep Track Pro | $4.99 | one-time |


## Frequently asked questions

### Is Flex free?

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

### Is Rep Track free?

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

### Which has better reviews, Flex or Rep Track?

Flex and Rep Track are both rated 5.0 out of 5 on the App Store, from 7 and 3 ratings respectively.

### Do Flex or Rep Track have ads?

Neither Flex nor Rep Track shows ads.

### Which is updated more often, Flex or Rep Track?

Flex ships an update every 6 months, and Rep Track every 2 weeks. Most recently, Flex was updated on September 8, 2026 and Rep Track on September 13, 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.*