# Flex Manuel vs AttenTion

The clearest difference is in-app purchases: Flex Manuel at none against AttenTion's 2. Flex Manuel also leads on update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AttenTion sells 2 in-app purchases, starting at $2.99 per month. Flex Manuel asks for nothing beyond the download.

Flex Manuel ships an update every 2 months, AttenTion every 4 months. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Flex Manuel | AttenTion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 23 MB | 57 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Magnard-Vuibert](https://appshunter.io/developer/579412414) | [Nicolas Mathis](https://appshunter.io/developer/1893617358) |

## What reviewers say

### Flex Manuel

[App page](https://appshunter.io/ios/app/flex-manuel/id1618409534)

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

**In-app purchases:** none


### AttenTion

[App page](https://appshunter.io/ios/app/attention-focus-tdah-tsa/id6783936388)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AttenTion Premium | $2.99 | per month |
| AttenTion Premium Annuel | $17.99 | per year |


## Frequently asked questions

### Is Flex Manuel free?

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

### Is AttenTion free?

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

### Do Flex Manuel or AttenTion have ads?

Neither Flex Manuel nor AttenTion shows ads.

### Which is updated more often, Flex Manuel or AttenTion?

Flex Manuel ships an update every 2 months, and AttenTion every 4 months. Most recently, Flex Manuel was updated on November 12, 2026 and AttenTion on November 5, 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.*