# 아이두 vs Daylin

The clearest difference is in-app purchases: Daylin at none against 아이두's 2. Daylin also leads on iOS requirement (13.0 vs 16.4). 아이두's advantage is update cadence (every 2 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. 아이두 sells 2 in-app purchases, starting at $2.99 per month. Daylin asks for nothing beyond the download.

아이두 ships an update every 2 days, Daylin every 11 days. The most recent releases landed on September 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 아이두 | Daylin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6757722325/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 11 days |
| Monetization | Freemium | — |
| Size | 107 MB | 20 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [yongmin kim](https://appshunter.io/developer/1868466447) | [HANEUL KIM](https://appshunter.io/developer/6771738414) |

## What reviewers say

### 아이두

[App page](https://appshunter.io/ios/app/ai/id6757722325)

This app uses AI to help you manage your daily tasks and stay motivated with friends. It organizes your to-dos automatically, tracks your progress, and allows you to share your goals and achievements with others for mutual encouragement.

**Highlights:** AI-powered task parsing and organization, Social sharing of to-dos with friends, Progress tracking and achievement streaks, Customizable reminders and notifications, Color-coded task categorization, Weekly and monthly AI reports (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aido Pro | $2.99 | per month |
| Aido Pro | $19.99 | per year |


### Daylin

[App page](https://appshunter.io/ios/app/daylin/id6784880001)

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

**In-app purchases:** none


## Frequently asked questions

### Is 아이두 free?

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

### Is Daylin free?

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

### Do 아이두 or Daylin have ads?

Neither 아이두 nor Daylin shows ads.

### Which is updated more often, 아이두 or Daylin?

아이두 ships an update every 2 days, and Daylin every 11 days. Most recently, 아이두 was updated on September 1, 2026 and Daylin on September 19, 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.*