# OpenFocus vs YOBIOKO

The clearest difference is in-app purchases: OpenFocus at none against YOBIOKO's 1. OpenFocus also leads on ads (none vs shown). YOBIOKO's advantage is update cadence (every 2 days vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. YOBIOKO sells 1 in-app purchase, starting at $3.99 per month. OpenFocus asks for nothing beyond the download.

OpenFocus ships an update every 5 months, YOBIOKO every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OpenFocus | YOBIOKO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/openfocus/id6767189250/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 1 MB | 26 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [YOSHIKI KOAKUTSU](https://appshunter.io/developer/1885895866) | [HUGBIT](https://appshunter.io/developer/1837316894) |

## What reviewers say

### OpenFocus

[App page](https://appshunter.io/ios/app/openfocus/id6767189250)

This minimal timer app starts counting down the moment it's opened, offering a distraction-free way to manage focus and break intervals. It provides customizable durations, multiple visual themes, and optional features like long breaks and daily goals, all without ads or in-app purchases.

**Highlights:** Instant start timer, Customizable focus/break durations, Optional long breaks, 7 color themes, 4 timer faces, Lock Screen & Dynamic Island integration, Reliable alarms

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

**In-app purchases:** none


### YOBIOKO

[App page](https://appshunter.io/ios/app/yobioko-type-tasks-wake-up/id6817751229)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yobioko Premium | $3.99 | per month |


## Frequently asked questions

### Is OpenFocus free?

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

### Is YOBIOKO free?

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

### Do OpenFocus or YOBIOKO have ads?

YOBIOKO shows ads; OpenFocus does not.

### Which is updated more often, OpenFocus or YOBIOKO?

OpenFocus ships an update every 5 months, and YOBIOKO every 2 days. Most recently, OpenFocus was updated on October 25, 2026 and YOBIOKO on October 24, 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.*