# Flex vs Flex

The clearest difference is in-app purchases: Flex at none against Flex's 3. Flex also leads on ads (none vs shown). Flex's advantage is update cadence (every 10 days vs every 6 months) and iOS requirement (15.5 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Flex sells 3 in-app purchases, starting at $4.99 per month. 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 Flex. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Flex ships an update every 10 days, Flex every 6 months. The most recent releases landed on September 30, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Flex | Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/flex-workout-tracker-and-log/id6757288350/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/flex-workout-tracker/id6758920531/reviews) |
| Number of ratings | 6 | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 6 months |
| Monetization | Freemium | **Free** |
| Size | 107 MB | 3 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHRISTOPHER LAWRENCE BAGNELL](https://appshunter.io/developer/1865550731) | [KEVIN BROWN](https://appshunter.io/developer/1803158449) |

## What reviewers say

### Flex

[App page](https://appshunter.io/ios/app/flex-workout-tracker-and-log/id6757288350)

This app logs every workout set, tracks personal records, and generates personalized fitness plans. It also offers nutrition tracking, progress insights, and an AI coach for guidance. Stay motivated with streaks and badges, and share your progress with others.

**Highlights:** AI-generated workout plans, Set-by-set tracking with rest timer, Superset support, GPS cardio tracking, Nutrition logging with macro breakdowns, Personal record tracking, AI coach for fitness advice

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex Pro Monthly | $4.99 | per month |
| Flex Pro Annual | $29.99 | per year |
| Flex Pro Lifetime | $149.99 | one-time |


### 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


## Frequently asked questions

### Is Flex free?

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

### Is Flex free?

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

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

Flex and Flex are both rated 5.0 out of 5 on the App Store, from 6 and 7 ratings respectively.

### Do Flex or Flex have ads?

Flex shows ads; Flex does not.

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

Flex ships an update every 10 days, and Flex every 6 months. Most recently, Flex was updated on September 30, 2026 and Flex on September 23, 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.*