# GymLinker vs Basal Metabolism

The clearest difference is in-app purchases: GymLinker at none against Basal Metabolism's 1. GymLinker also leads on ads (none vs shown). Basal Metabolism's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.5). On price and update cadence there is nothing between them.

Both are free to download. Basal Metabolism sells 1 one-off in-app purchase. GymLinker asks for nothing beyond the download.

GymLinker ships an update every 3 weeks, Basal Metabolism every 4 weeks. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GymLinker | Basal Metabolism |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 43 MB | 23 MB |
| Requires iOS | 17.5 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SUNGHWA CHO](https://appshunter.io/developer/1713185535) | [akira ohmachi](https://appshunter.io/developer/1338624340) |

## What reviewers say

### GymLinker

[App page](https://appshunter.io/ios/app/gymlinker/id6739889029)

**Features:** Vision Pro support

**In-app purchases:** none


### Basal Metabolism

[App page](https://appshunter.io/ios/app/basal-metabolism/id6752901762)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is GymLinker free?

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

### Is Basal Metabolism free?

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

### Do GymLinker or Basal Metabolism have ads?

Basal Metabolism shows ads; GymLinker does not.

### Which is updated more often, GymLinker or Basal Metabolism?

GymLinker ships an update every 3 weeks, and Basal Metabolism every 4 weeks. Most recently, GymLinker was updated on October 30, 2026 and Basal Metabolism on November 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.*