# GymGainz vs Onlyfit

The clearest difference is in-app purchases: Onlyfit at none against GymGainz's 3. Onlyfit also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). GymGainz's advantage is iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. GymGainz sells 3 in-app purchases, starting at $3.99 per month. Onlyfit asks for nothing beyond the download.

GymGainz ships an update every 2 weeks, Onlyfit every 3 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | GymGainz | Onlyfit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gymgainz-workout-tracker/id6757083311/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 373 MB | 44 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Otonye Bestman](https://appshunter.io/developer/1466177310) | [Onlyfitapp Health Community Ltda](https://appshunter.io/developer/6796879713) |

## What reviewers say

### GymGainz

[App page](https://appshunter.io/ios/app/gymgainz-workout-tracker/id6757083311)

Log workouts, monitor progress, and stay motivated with a simple, powerful tool. Designed for lifters of all levels, it helps you track sets, reps, weights, and visualize your gains over time. Focus on your training with a clean, efficient interface.

**Highlights:** Workout logging, Progress monitoring, Routine creation, Personal record tracking, Performance visualization, Flexible logging options

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access premium - Monthly | $3.99 | per month |
| Access premium - Yearly | $24.99 | per year |
| Lifetime | $69.99 | one-time |


### Onlyfit

[App page](https://appshunter.io/ios/app/onlyfit/id6796879711)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is GymGainz free?

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

### Is Onlyfit free?

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

### Do GymGainz or Onlyfit have ads?

GymGainz shows ads; Onlyfit does not.

### Which is updated more often, GymGainz or Onlyfit?

GymGainz ships an update every 2 weeks, and Onlyfit every 3 days. Most recently, GymGainz was updated on November 5, 2026 and Onlyfit on November 6, 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.*