# ShiftStamp vs 이음

The clearest difference is in-app purchases: ShiftStamp at none against 이음's 2. 이음's advantage is ads (none vs shown) and device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. 이음 sells 2 in-app purchases, starting at $0.49 per month. ShiftStamp asks for nothing beyond the download.

## The numbers

| Metric | ShiftStamp | 이음 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 5 days |
| Monetization | — | Freemium |
| Size | 5 MB | 27 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [JINSEOK OH](https://appshunter.io/developer/1841405794) | [kyeongju Moon](https://appshunter.io/developer/1878913458) |

## What reviewers say

### ShiftStamp

[App page](https://appshunter.io/ios/app/shiftstamp/id6757310423)

**In-app purchases:** none


### 이음

[App page](https://appshunter.io/ios/app/id6783563581)

This app helps you achieve personal growth by connecting goals, habits, focus sessions, assets, and records in one place. Design your life on a large screen and practice on your phone, with data syncing automatically across devices.

**Highlights:** Mandala goal setting, Habit tracker with heatmap, Focus sessions with app lock, Vision board creation, Asset overview with real-time updates, Book tracking, Daily to-do and affirmations

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 이음 Pro 월간 | $0.49 | per month |
| 이음 Pro 연간 | $5.99 | per year |


## Frequently asked questions

### Is ShiftStamp free?

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

### Is 이음 free?

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

### Do ShiftStamp or 이음 have ads?

ShiftStamp shows ads; 이음 does not.

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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.*