# PupFocus vs 백고요

The clearest difference is ads: PupFocus at none against 백고요's shown. PupFocus also leads on update cadence (every 10 days vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PupFocus ships an update every 10 days, 백고요 every 5 months. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | PupFocus | 백고요 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 5 months |
| Size | 144 MB | 60 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kim Long Le](https://appshunter.io/developer/1486526017) | [JAEMIN LEE](https://appshunter.io/developer/1787329213) |

## What reviewers say

### PupFocus

[App page](https://appshunter.io/ios/app/pupfocus-deep-work-timer/id6756576591)

**Features:** macOS Compatibility

**In-app purchases:** none


### 백고요

[App page](https://appshunter.io/ios/app/id6761764407)

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

**In-app purchases:** none


## Frequently asked questions

### Is PupFocus free?

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

### Is 백고요 free?

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

### Do PupFocus or 백고요 have ads?

백고요 shows ads; PupFocus does not.

### Which is updated more often, PupFocus or 백고요?

PupFocus ships an update every 10 days, and 백고요 every 5 months. Most recently, PupFocus was updated on September 13, 2026 and 백고요 on September 18, 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.*