# Kurun vs 99캘린더

The clearest difference is price: Kurun at Free against 99캘린더's $1.99. Kurun also leads on iOS requirement (15.1 vs 17.0). 99캘린더's advantage is in-app purchases (none vs 5) and update cadence (every 4 days vs fortnightly). On ads and device support there is nothing between them.

Kurun is free to download; 99캘린더 costs $1.99 up front. Kurun sells 5 in-app purchases, starting at $4.99 per month. 99캘린더 asks for nothing beyond the download.

Kurun ships an update fortnightly, 99캘린더 every 4 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Kurun | 99캘린더 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KYOSUKE WATANABE](https://appshunter.io/developer/1833049963) | [HWAN LEE](https://appshunter.io/developer/1867174500) |

## What reviewers say

### Kurun

[App page](https://appshunter.io/ios/app/kurun-visual-daily-planner/id6759819620)

Visualize your entire day as a single pie chart to understand where your time is spent. Easily identify time sinks, imbalances, and gaps in your schedule. Organize tasks and log activities directly within the app.

**Highlights:** Full 24-hour pie chart visualization, Color-coded activity tracking, Spot untracked time gaps, Customizable activity categories, Built-in to-do list, Stopwatch and timer for direct logging

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kurun Pro Monthly | $4.99 | per month |
| Pro | $19.99 | per year |
| Kurun Pro Yearly | $34.99 | per year |
| Kurun Pro Lifetime | $39.99 | one-time |
| Kurun Pro Lifetime | $79.99 | one-time |


### 99캘린더

[App page](https://appshunter.io/ios/app/99/id6760467468)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kurun free?

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

### Is 99캘린더 free?

99캘린더 costs $1.99, with no in-app purchases.

### Do Kurun or 99캘린더 have ads?

Neither Kurun nor 99캘린더 shows ads.

### Which is updated more often, Kurun or 99캘린더?

Kurun ships an update fortnightly, and 99캘린더 every 4 days. Most recently, Kurun was updated on November 5, 2026 and 99캘린더 on November 5, 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.*