# Gainz vs GymMatrix AI

The clearest difference is update cadence: GymMatrix AI at every 5 days against Gainz's every 3 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Gainz sells 2 in-app purchases, starting at $5.99 per month and GymMatrix AI sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Gainz against 5.0 for GymMatrix AI. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Gainz ships an update every 3 weeks, GymMatrix AI every 5 days. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Gainz | GymMatrix AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/gainz-workout-programs/id6758230762/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/gymmatrix-ai/id6767904600/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Freemium | Freemium |
| Size | 102 MB | 31 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gainz Coaching LLC](https://appshunter.io/developer/1813757846) | [Alex Tudor](https://appshunter.io/developer/1896519032) |

## What reviewers say

### Gainz

[App page](https://appshunter.io/ios/app/gainz-workout-programs/id6758230762)

This app helps serious lifters build structured workout programs, log sets with speed, and review training progress. It focuses on core logging and analytics without gamified elements like streaks or badges. Users can create custom plans, track exercises, and analyze performance data.

**Highlights:** Build and manage structured training programs, Log workouts with reps, weight, RPE, and rest tracking, Review workout history and performance analytics, Create custom exercises and variations, Share programs and export as PDF, Offline use and cross-device sync

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gainz Pro Monthly | $5.99 | per month |
| Gainz Pro Annual | $39.99 | per year |


### GymMatrix AI

[App page](https://appshunter.io/ios/app/gymmatrix-ai/id6767904600)

This AI-powered fitness app allows voice-controlled logging of workout sets, generating personalized training programs, and tracking progress. It offers smart exercise substitutions, set tracking, and weekly insights to help users achieve their fitness goals.

**Highlights:** Voice-first workout logging, AI workout generator, Smart exercise swap, Set tracking with progress visualization, Progressive overload coaching, Weekly AI insights and reports, Calorie burn estimates

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GymTracer Pro Monthly | $2.99 | per month |
| GymTracer Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Gainz free?

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

### Is GymMatrix AI free?

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

### Which has better reviews, Gainz or GymMatrix AI?

Gainz and GymMatrix AI are both rated 5.0 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do Gainz or GymMatrix AI have ads?

Neither Gainz nor GymMatrix AI shows ads.

### Which is updated more often, Gainz or GymMatrix AI?

Gainz ships an update every 3 weeks, and GymMatrix AI every 5 days. Most recently, Gainz was updated on October 24, 2026 and GymMatrix AI on October 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.*