# Fit AI vs Rep by Rep

The clearest difference is in-app purchases: Fit AI at none against Rep by Rep's 2. Fit AI also leads on iOS requirement (14.0.0 vs 16.0). Rep by Rep's advantage is update cadence (every 5 days vs every 10 days). On price, ads and device support there is nothing between them.

Both are free to download. Rep by Rep sells 2 in-app purchases, starting at $6.99 per month. Fit AI asks for nothing beyond the download.

Fit AI ships an update every 10 days, Rep by Rep every 5 days. The most recent releases landed on September 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Fit AI | Rep by Rep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Size | 49 MB | 41 MB |
| Requires iOS | **14.0.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Ilya Tkach](https://appshunter.io/developer/1748120505) | [Jack O'Hagan](https://appshunter.io/developer/1859343878) |

## What reviewers say

### Fit AI

[App page](https://appshunter.io/ios/app/fit-ai-workout-tracker/id6740336266)

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

**In-app purchases:** none


### Rep by Rep

[App page](https://appshunter.io/ios/app/rep-by-rep/id6764321039)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $6.99 | per month |
| Yearly Pro | $49.99 | per year |


## Frequently asked questions

### Is Fit AI free?

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

### Is Rep by Rep free?

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

### Do Fit AI or Rep by Rep have ads?

Neither Fit AI nor Rep by Rep shows ads.

### Which is updated more often, Fit AI or Rep by Rep?

Fit AI ships an update every 10 days, and Rep by Rep every 5 days. Most recently, Fit AI was updated on September 29, 2026 and Rep by Rep on October 12, 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.*