# 칭찬모아 vs Jamtudy

The clearest difference is ads: 칭찬모아 at none against Jamtudy's shown. 칭찬모아 also leads on iOS requirement (13.0 vs 17.0). Jamtudy's advantage is update cadence (every 2 days vs every 6 months). On price, review sentiment, in-app purchases and device support there is nothing between them.

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

칭찬모아 ships an update every 6 months, Jamtudy every 2 days. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | 칭찬모아 | Jamtudy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (3 ratings)](https://appshunter.io/ios/app/jamtudy-focus-timer/id6792468060/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **100.0% of reviews** | 94.9% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | — | Ad-supported |
| Size | 13 MB | 228 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JAECHEON JEONG](https://appshunter.io/developer/1697796787) | [Low Pie](https://appshunter.io/developer/6792468062) |

## What reviewers say

### 칭찬모아

[App page](https://appshunter.io/ios/app/id6451371570)

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

**In-app purchases:** none


### Jamtudy

[App page](https://appshunter.io/ios/app/jamtudy-focus-timer/id6792468060)

This app allows users to study together with friends by joining as cute characters and watching each other's timers in real time. It helps track daily study time and encourages focused sessions.

**Highlights:** Join friends as cute characters, Watch timers in real time, Track daily study time, Collaborative study sessions, Focus timer

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

**In-app purchases:** none


## Frequently asked questions

### Is 칭찬모아 free?

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

### Is Jamtudy free?

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

### Do 칭찬모아 or Jamtudy have ads?

Jamtudy shows ads; 칭찬모아 does not.

### Which is updated more often, 칭찬모아 or Jamtudy?

칭찬모아 ships an update every 6 months, and Jamtudy every 2 days. Most recently, 칭찬모아 was updated on October 30, 2026 and Jamtudy on November 1, 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.*