# adhDO vs WillOS

The clearest difference is price: adhDO at Free against WillOS's $3.99. WillOS's advantage is update cadence (every 2 weeks vs every 5 weeks) and iOS requirement (15.0 vs 17.5). On ads, in-app purchases and device support there is nothing between them.

adhDO is free to download; WillOS costs $3.99 up front. adhDO sells 3 in-app purchases, starting at $1.99 per month and WillOS sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

adhDO ships an update every 5 weeks, WillOS every 2 weeks. The most recent releases landed on September 12, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | adhDO | WillOS |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 7 MB | 6 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Demidov](https://appshunter.io/developer/1070504790) | [艺景 张](https://appshunter.io/developer/1818288159) |

## 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 |


### WillOS

[App page](https://appshunter.io/ios/app/willos/id6748278061)

This productivity tool helps users organize their time and prioritize tasks. It offers features to stay aware of time, focus on high-value activities, and manage tasks across multiple devices.

**Highlights:** Time awareness, Task prioritization, Cross-device task management, Organized time management

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wishing Well (人・ω・。) | $0.99 | one-time |
| Fuel me (//ω//) | $2.99 | one-time |
| Feed me (//ω//) | $4.99 | one-time |
| PRO | $6.99 | one-time |
| Feed me (//ω//) | $6.99 | one-time |


## Frequently asked questions

### Is adhDO free?

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

### Is WillOS free?

WillOS costs $3.99, and also offers in-app purchases.

### Do adhDO or WillOS have ads?

Neither adhDO nor WillOS shows ads.

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

adhDO ships an update every 5 weeks, and WillOS every 2 weeks. Most recently, adhDO was updated on September 12, 2026 and WillOS on September 7, 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.*