# Scale Up vs AIGym

The clearest difference is rating: Scale Up at 2.7 against AIGym's 1.0. Scale Up also leads on ratings volume (133 vs 3). AIGym's advantage is monetization model (free vs ad-supported). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Scale Up holds the better App Store score, 2.7 against 1.0. That said, the two scores are not equally well evidenced: Scale Up has 133 ratings behind it against 3, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Scale Up | AIGym |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (133 ratings)](https://appshunter.io/ios/app/scale-up-body-tracking/id1270544482/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/aigym/id6444099885/reviews) |
| Number of ratings | **133** | 3 |
| Positive reviews | 21.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 63 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VTrump](https://appshunter.io/developer/1344195961) | [Yung Hui Huang](https://appshunter.io/developer/1041310220) |

## What reviewers say

### Scale Up

[App page](https://appshunter.io/ios/app/scale-up-body-tracking/id1270544482)

This app helps you track and analyze your body composition using Bluetooth-enabled scales. Monitor key metrics like weight, body fat, and muscle mass over time, set fitness goals, and share your progress with friends.

**Highlights:** Bluetooth scale integration, Track weight, body fat, muscle mass, Evaluate body shape and nutrition, Record body history (day, week, month), Generate fitness evaluation reports, Set and track weight goals, Multi-user support for families

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to set up
- 👍 Detailed information provided
- 🚀 Automatic data tracking
- 👍 Comprehensive reporting

**What reviewers complain about**

- 🐛 Bluetooth connectivity issues
- 🐛 Inaccurate measurements
- 🐛 App crashes and freezes
- 🐛 Data loss and sync problems
- 🐛 Poor app translations and grammar

**Reported bugs**

- Unable to register or log in
- App not detecting Bluetooth scale
- Incorrect time and date settings
- Inconsistent data and measurements

**Requested features**

- Allow changing units to pounds and inches
- Add option to view weight gain positively
- Improve app stability and reliability
- Provide better troubleshooting and support


### AIGym

[App page](https://appshunter.io/ios/app/aigym/id6444099885)

This app displays fitness data powered by AI technology, offering personalized training experiences. Users can view workout history, adjust goals, and customize sessions by scanning equipment with a QR code. It also integrates with some home body fat scales.

**Highlights:** AI-powered fitness data display, View workout history, Modify training goals, QR code scanning for customized workouts, Integrates with home body fat scales

**In-app purchases:** none


## Frequently asked questions

### Is Scale Up free?

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

### Is AIGym free?

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

### Which has better reviews, Scale Up or AIGym?

Scale Up is rated higher. Scale Up averages 2.7 out of 5 from 133 ratings, while AIGym averages 1.0 from 3 ratings.

### Do Scale Up or AIGym have ads?

Neither Scale Up nor AIGym shows ads.

### Which is updated more often, Scale Up or AIGym?

Scale Up ships an update every 2 months, and AIGym every 2 months. Most recently, Scale Up was updated on October 15, 2026 and AIGym on October 3, 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.*