# adhDO vs AskTimer3D

The clearest difference is in-app purchases: AskTimer3D at none against adhDO's 3. AskTimer3D also leads on iOS requirement (12 vs 17.5). adhDO's advantage is update cadence (every 5 weeks vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. adhDO sells 3 in-app purchases, starting at $1.99 per month. AskTimer3D asks for nothing beyond the download.

adhDO ships an update every 5 weeks, AskTimer3D every 7 months. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | adhDO | AskTimer3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 7 months |
| Size | 7 MB | 10 MB |
| Requires iOS | 17.5 | **12** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Demidov](https://appshunter.io/developer/1070504790) | [冠宇 龚](https://appshunter.io/developer/1236710790) |

## What reviewers say

### adhDO

[App page](https://appshunter.io/ios/app/adhdo-focus-for-messy-minds/id6532610193)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $9.99 | per year |
| Lifetime Purchase | $29.99 | one-time |


### AskTimer3D

[App page](https://appshunter.io/ios/app/asktimer3d/id6743064026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is adhDO free?

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

### Is AskTimer3D free?

AskTimer3D is free to download, with no in-app purchases.

### Do adhDO or AskTimer3D have ads?

Neither adhDO nor AskTimer3D shows ads.

### Which is updated more often, adhDO or AskTimer3D?

adhDO ships an update every 5 weeks, and AskTimer3D every 7 months. Most recently, adhDO was updated on October 1, 2026 and AskTimer3D on October 3, 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.*