# adhDO vs HelloTimer

The clearest difference is update cadence: HelloTimer at daily 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 HelloTimer 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, HelloTimer daily. The most recent releases landed on September 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | adhDO | HelloTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hellotimer-all-in-one-timer/id6741063591/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 28 MB |
| Requires iOS | 17.5 | **16.1** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Demidov](https://appshunter.io/developer/1070504790) | [海峰 陈](https://appshunter.io/developer/561392212) |

## 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 |


### HelloTimer

[App page](https://appshunter.io/ios/app/hellotimer-all-in-one-timer/id6741063591)

This app helps you build focus and rhythm with versatile timer functions. It supports multiple timers, background running, and real-time progress display on your lock screen or in a floating window. Track your time investment with detailed statistics for improved productivity.

**Highlights:** Multiple countdown and count-up timers, Dynamic Island and Lock Screen integration, Floating window mode (Picture-in-Picture), Background timer operation, Save and track timer sessions, Chart-based time statistics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TimerPlus Lifetime Unlock | $2.99 | one-time |


## Frequently asked questions

### Is adhDO free?

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

### Is HelloTimer free?

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

### Do adhDO or HelloTimer have ads?

Neither adhDO nor HelloTimer shows ads.

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

adhDO ships an update every 5 weeks, and HelloTimer daily. Most recently, adhDO was updated on September 12, 2026 and HelloTimer on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*