# adhDO vs LIMSTAR

The clearest difference is update cadence: LIMSTAR at weekly against adhDO's every 5 weeks. On price, ads, in-app purchases 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 and LIMSTAR sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

adhDO ships an update every 5 weeks, LIMSTAR weekly. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | adhDO | LIMSTAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 7 MB | 20 MB |
| Requires iOS | 17.5 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Demidov](https://appshunter.io/developer/1070504790) | [羽 唐](https://appshunter.io/developer/1734231509) |

## 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 |


### LIMSTAR

[App page](https://appshunter.io/ios/app/limstar/id6745580960)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LIMSATR Life Member | $0.99 | one-time |


## Frequently asked questions

### Is adhDO free?

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

### Is LIMSTAR free?

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

### Do adhDO or LIMSTAR have ads?

Neither adhDO nor LIMSTAR shows ads.

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

adhDO ships an update every 5 weeks, and LIMSTAR weekly. Most recently, adhDO was updated on October 1, 2026 and LIMSTAR on October 14, 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.*