# Clean Boost vs FlexBoard

The clearest difference is iOS requirement: Clean Boost at 16.0 against FlexBoard's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Clean Boost sells 4 in-app purchases, starting at $1.99 per 7 days and FlexBoard sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Clean Boost ships an update every 10 days, FlexBoard every 8 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Clean Boost | FlexBoard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 8 days** |
| Size | 31 MB | 12 MB |
| Requires iOS | **16.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Serhan Aksut](https://appshunter.io/developer/1673730474) | [Joachim Rendtorff](https://appshunter.io/developer/6775022333) |

## What reviewers say

### Clean Boost

[App page](https://appshunter.io/ios/app/clean-boost-secure-and-optimize/id1673730472)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Membership | $1.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Annual Subscription | $44.99 | per year |
| One Time Payment | $59.99 | one-time |


### FlexBoard

[App page](https://appshunter.io/ios/app/flexboard-smart-workflow/id6782109769)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlexBoard for iPhone PRO | $3.99 | one-time |


## Frequently asked questions

### Is Clean Boost free?

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

### Is FlexBoard free?

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

### Do Clean Boost or FlexBoard have ads?

Neither Clean Boost nor FlexBoard shows ads.

### Which is updated more often, Clean Boost or FlexBoard?

Clean Boost ships an update every 10 days, and FlexBoard every 8 days. Most recently, Clean Boost was updated on October 13, 2026 and FlexBoard on October 6, 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.*