# AI时间记录 vs Kurun

The clearest difference is iOS requirement: Kurun at 15.1 against AI时间记录's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. AI时间记录 sells 3 in-app purchases, starting at $3.99 per month and Kurun sells 5 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

AI时间记录 ships an update every 3 weeks, Kurun fortnightly. Both last shipped on November 5, 2026.

## The numbers

| Metric | AI时间记录 | Kurun |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 92 MB | 56 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [天津麦金塔科技有限公司](https://appshunter.io/developer/1221143167) | [KYOSUKE WATANABE](https://appshunter.io/developer/1833049963) |

## What reviewers say

### AI时间记录

[App page](https://appshunter.io/ios/app/ai/id6757672300)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 时间记录 Timer · 趣提醒 - VIP月付版 | $3.99 | per month |
| 时间记录 Timer · 趣提醒 - VIP年付版 | $24.99 | per year |
| 时间记录 Timer · 趣提醒 - VIP终身版 | $14.99 | one-time |


### 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 |


## Frequently asked questions

### Is AI时间记录 free?

AI时间记录 is free to download, with in-app purchases available.

### Is Kurun free?

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

### Do AI时间记录 or Kurun have ads?

Neither AI时间记录 nor Kurun shows ads.

### Which is updated more often, AI时间记录 or Kurun?

AI时间记录 ships an update every 3 weeks, and Kurun fortnightly. Most recently, AI时间记录 was updated on November 5, 2026 and Kurun 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.*