# OneThink vs Solo Focus

The clearest difference is update cadence: Solo Focus at every 5 days against OneThink's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OneThink sells 3 in-app purchases, starting at $2.99 per month and Solo Focus sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

OneThink ships an update fortnightly, Solo Focus every 5 days. The most recent releases landed on November 9, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | OneThink | Solo Focus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 67 MB | 13 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Florian Josef Fuchs](https://appshunter.io/developer/1682293753) | [RIVERSHIP](https://appshunter.io/developer/6780804499) |

## What reviewers say

### OneThink

[App page](https://appshunter.io/ios/app/onethink-one-thing-a-day/id6759730520)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneThink Pro (monthly) | $2.99 | per month |
| OneThink Pro (monthly) | $22.99 | per year |
| OneThink Lifetime | $19.99 | one-time |


### Solo Focus

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

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Focus Pro (Monthly) | $3.99 | per month |
| Solo Focus Pro (Yearly) | $19.99 | per year |
| Lifetime Unlock | $29.99 | one-time |


## Frequently asked questions

### Is OneThink free?

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

### Is Solo Focus free?

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

### Do OneThink or Solo Focus have ads?

Neither OneThink nor Solo Focus shows ads.

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

OneThink ships an update fortnightly, and Solo Focus every 5 days. Most recently, OneThink was updated on November 9, 2026 and Solo Focus on November 4, 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.*