# at 플래너 vs 이건달력

The clearest difference is iOS requirement: at 플래너 at 13.0 against 이건달력's 15.6. 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.

at 플래너 ships an update every 6 days, 이건달력 weekly. The most recent releases landed on May 17, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | at 플래너 | 이건달력 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Size | 35 MB | 19 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [jaehyup lee](https://appshunter.io/developer/1653080326) | [Hwangro Lee](https://appshunter.io/developer/1792207219) |

## What reviewers say

### at 플래너

[App page](https://appshunter.io/ios/app/at/id6587571644)

**Features:** macOS Compatibility

**In-app purchases:** none


### 이건달력

[App page](https://appshunter.io/ios/app/2026/id6741156795)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is at 플래너 free?

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

### Is 이건달력 free?

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

### Do at 플래너 or 이건달력 have ads?

Neither at 플래너 nor 이건달력 shows ads.

### Which is updated more often, at 플래너 or 이건달력?

at 플래너 ships an update every 6 days, and 이건달력 weekly. Most recently, at 플래너 was updated on May 17, 2026 and 이건달력 on May 16, 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.*