# 듀잇 vs NightMeow

The clearest difference is iOS requirement: 듀잇 at 15.6 against NightMeow's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

듀잇 ships an update every 3 weeks, NightMeow every 2 weeks. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 듀잇 | NightMeow |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 50 MB | 10 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Jung wuk Ryu](https://appshunter.io/developer/1548809825) | [subin kang](https://appshunter.io/developer/6806336274) |

## What reviewers say

### 듀잇

[App page](https://appshunter.io/ios/app/id6751395152)

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

**In-app purchases:** none


### NightMeow

[App page](https://appshunter.io/ios/app/nightmeow-cat-study-timer/id6812408292)

This app helps you focus by using a cute cat-themed timer. As you study, virtual cats appear and grow, rewarding your concentration. You can also block distracting apps and websites, and view your progress in a daily room.

**Highlights:** Cat-themed focus timer, Collectible feline companions, Distraction blocking, Lock Screen Live Activities, Daily room for records, Customizable study day start

**In-app purchases:** none


## Frequently asked questions

### Is 듀잇 free?

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

### Is NightMeow free?

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

### Do 듀잇 or NightMeow have ads?

Neither 듀잇 nor NightMeow shows ads.

### Which is updated more often, 듀잇 or NightMeow?

듀잇 ships an update every 3 weeks, and NightMeow every 2 weeks. Most recently, 듀잇 was updated on October 25, 2026 and NightMeow on October 29, 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.*