# ONE vs Solo Focus

The clearest difference is in-app purchases: ONE at none against Solo Focus's 2. ONE also leads on ads (none vs shown). Solo Focus's advantage is update cadence (every 5 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Solo Focus sells 2 in-app purchases, starting at $3.99 per month. ONE asks for nothing beyond the download.

ONE ships an update every 2 weeks, Solo Focus every 5 days. The most recent releases landed on October 5, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ONE | Solo Focus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 2 MB | 13 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [骋飞 武](https://appshunter.io/developer/6775319022) | [RIVERSHIP](https://appshunter.io/developer/6780804499) |

## What reviewers say

### ONE

[App page](https://appshunter.io/ios/app/one-focus-deep-life-timer/id6777599934)

**In-app purchases:** none


### Solo Focus

[App page](https://appshunter.io/ios/app/solo-focus-adhd-task-timer/id6781573465)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Focus Pro (Monthly) | $3.99 | per month |
| Solo Focus Pro (Yearly) | $19.99 | per year |


## Frequently asked questions

### Is ONE free?

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

### Is Solo Focus free?

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

### Do ONE or Solo Focus have ads?

Solo Focus shows ads; ONE does not.

### Which is updated more often, ONE or Solo Focus?

ONE ships an update every 2 weeks, and Solo Focus every 5 days. Most recently, ONE was updated on October 5, 2026 and Solo Focus on September 20, 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.*