# AF App vs Change Up!

The clearest difference is update cadence: Change Up! at every 3 days against AF App's every 10 days. Change Up! also leads on iOS requirement (15.1 vs 18.0). AF App's advantage is chart position (#75 vs unranked). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AF App ships an update every 10 days, Change Up! every 3 days. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | AF App | Change Up! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (15K ratings)](https://appshunter.io/ios/app/af-app/id1598355340/reviews)** | — |
| Number of ratings | **15K** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 3 days** |
| Monetization | Ad-supported | — |
| Best chart rank | **#75** | — |
| Size | 224 MB | 69 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Anytime Fitness, LLC](https://appshunter.io/developer/307386667) | [RUI YI YONG](https://appshunter.io/developer/1876147074) |

## What reviewers say

### AF App

[App page](https://appshunter.io/ios/app/af-app/id1598355340)

**Currently charting:** #75 Top Free · Health & Fitness (US App Store)

This app provides personalized fitness plans and virtual coaching to help you achieve your health goals. Monitor progress, connect with coaches and the community, and access workouts and advice anytime, anywhere.

**Highlights:** Personalized fitness plans, Virtual coaching and support, Progress monitoring, Community forums, Fitness, recovery, and nutrition advice, Digital workouts, Health data syncing

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great gym
- 🚀 Helpful workout plans
- 🚀 Useful for tracking gym visits
- 👍 Friendly and clean gym
- 👍 Good customer service

**What reviewers complain about**

- 🐛 Laggy and buggy app
- 🚫 Can't book classes through app
- 🚫 Workout time defaults to 30 mins
- 🚫 Can't customize workouts
- 🐛 Gym visits not updating properly

**Reported bugs**

- Workout time resets when app loses focus
- Weights/reps not saved between workouts
- Workout progress not tracking properly
- Login issues and constant re-authentication
- Busy meter not working as expected

**Requested features**

- Add ability to customize workouts
- Retain previous workout data and weights
- Add timer audio/voice features
- Integrate with fitness apps like MyFitnessPal
- Add option to exclude certain exercises


### Change Up!

[App page](https://appshunter.io/ios/app/change-up/id6758984768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AF App free?

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

### Is Change Up! free?

Change Up! is free to download, with no in-app purchases.

### Do AF App or Change Up! have ads?

Neither AF App nor Change Up! shows ads.

### Which is updated more often, AF App or Change Up!?

AF App ships an update every 10 days, and Change Up! every 3 days. Most recently, AF App was updated on October 20, 2026 and Change Up! on October 16, 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.*