# Flexion vs FormLab

The clearest difference is ads: Flexion at none against FormLab's shown. Flexion also leads on iOS requirement (15.1 vs 17.0). FormLab's advantage is update cadence (every 5 days vs every 2 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Flexion sells 2 in-app purchases, starting at $9.99 per month and FormLab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flexion ships an update every 2 weeks, FormLab every 5 days. The most recent releases landed on September 10, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Flexion | FormLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/flexion-ai-personal-trainer/id6751009469/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Agastya Ahluwalia](https://appshunter.io/developer/1833107018) | [Acconecto](https://appshunter.io/developer/1553425044) |

## What reviewers say

### Flexion

[App page](https://appshunter.io/ios/app/flexion-ai-personal-trainer/id6751009469)

Analyze your workout form with AI-powered video feedback and chat with a virtual coach for personalized training and nutrition advice. Track progress, log meals, and prevent injuries with detailed insights.

**Highlights:** AI video form analysis, Conversational workout logging, Nutrition tracking, Personalized coaching, Progress insights, Multiple coach personalities

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $59.99 | per year |


### FormLab

[App page](https://appshunter.io/ios/app/formlab/id6758761079)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FormLab Pro | $3.99 | one-time |


## Frequently asked questions

### Is Flexion free?

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

### Is FormLab free?

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

### Do Flexion or FormLab have ads?

FormLab shows ads; Flexion does not.

### Which is updated more often, Flexion or FormLab?

Flexion ships an update every 2 weeks, and FormLab every 5 days. Most recently, Flexion was updated on September 10, 2026 and FormLab on September 18, 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.*