# AI trAIner PRO vs Repstack

The clearest difference is ads: Repstack at none against AI trAIner PRO's shown. AI trAIner PRO's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. AI trAIner PRO sells 2 in-app purchases, starting at $9.99 per month and Repstack sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

AI trAIner PRO ships an update every 10 days, Repstack every 8 days. The most recent releases landed on September 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | AI trAIner PRO | Repstack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai-trainer-pro/id6757491828/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 65 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Graf x Apps LLC](https://appshunter.io/developer/1462633882) | [Steven LaGuardia](https://appshunter.io/developer/1832396630) |

## What reviewers say

### AI trAIner PRO

[App page](https://appshunter.io/ios/app/ai-trainer-pro/id6757491828)

This AI assistant helps fitness professionals create personalized workout programs for clients in minutes. It learns your coaching style and adapts future sessions based on client progress and available equipment.

**Highlights:** AI session generation, Personalized training roadmaps, Client profile management, Flexible equipment adaptation, Trainer notes and cues, Progress tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| trAIner PRO Early Access | $9.99 | per month |
| trAIner PRO Unlimited Monthly | $19.99 | per month |


### Repstack

[App page](https://appshunter.io/ios/app/repstack-workout-planner/id6757782341)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Repstack Pro (Monthly) | $3.99 | per month |
| Repstack Pro (Yearly) | $23.99 | per year |


## Frequently asked questions

### Is AI trAIner PRO free?

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

### Is Repstack free?

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

### Do AI trAIner PRO or Repstack have ads?

AI trAIner PRO shows ads; Repstack does not.

### Which is updated more often, AI trAIner PRO or Repstack?

AI trAIner PRO ships an update every 10 days, and Repstack every 8 days. Most recently, AI trAIner PRO was updated on September 11, 2026 and Repstack on September 17, 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.*