# Flow vs Enhance Attention

The clearest difference is in-app purchases: Enhance Attention at none against Flow's 3. Enhance Attention also leads on ads (none vs shown) and update cadence (every 3 months vs every 9 months). On price and device support there is nothing between them.

Both are free to download. Flow sells 3 in-app purchases, starting at $2.99 per month. Enhance Attention asks for nothing beyond the download.

Flow ships an update every 9 months, Enhance Attention every 3 months. The most recent releases landed on October 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Flow | Enhance Attention |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 3 months** |
| Size | 8 MB | 189 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Nano Digital Helsinki Oy](https://appshunter.io/developer/371919851) | [Dharma Life Sciences LLC](https://appshunter.io/developer/1081031215) |

## What reviewers say

### Flow

[App page](https://appshunter.io/ios/app/flow-focus-training/id1590304560)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flow+ Subscription One Month | $2.99 | per month |
| Flow+ Subscription One Year | $19.99 | per year |
| Flow+ Lifetime | $9.99 | one-time |


### Enhance Attention

[App page](https://appshunter.io/ios/app/enhance-attention/id6470037942)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flow free?

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

### Is Enhance Attention free?

Enhance Attention is free to download, with no in-app purchases.

### Do Flow or Enhance Attention have ads?

Flow shows ads; Enhance Attention does not.

### Which is updated more often, Flow or Enhance Attention?

Flow ships an update every 9 months, and Enhance Attention every 3 months. Most recently, Flow was updated on October 11, 2026 and Enhance Attention on September 9, 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.*