# When · Days That Matter vs 千千时间规划

The clearest difference is in-app purchases: 千千时间规划 at none against When · Days That Matter's 1. 千千时间规划 also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. When · Days That Matter sells 1 one-off in-app purchase. 千千时间规划 asks for nothing beyond the download.

When · Days That Matter ships an update every 2 weeks, 千千时间规划 weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | When · Days That Matter | 千千时间规划 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 6 MB | 61 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [杰龙 刘](https://appshunter.io/developer/1481214183) | [天津企航志成科技有限公司](https://appshunter.io/developer/1321335510) |

## What reviewers say

### When · Days That Matter

[App page](https://appshunter.io/ios/app/when-days-that-matter/id1616365331)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| When Premium · Lifetime Access | $0.99 | one-time |


### 千千时间规划

[App page](https://appshunter.io/ios/app/id6767582889)

This app helps users manage their time effectively with features like countdowns for important dates, event planning, and reminders. It offers a clean interface and personalized settings to track time and plan schedules.

**Highlights:** Countdown for special dates, Event planning and reminders, Time calculation and tracking, Multi-device synchronization, Customizable interface, Privacy protection features, Widgets for home and lock screen

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is When · Days That Matter free?

When · Days That Matter is free to download, with in-app purchases available.

### Is 千千时间规划 free?

千千时间规划 is free to download, with no in-app purchases.

### Do When · Days That Matter or 千千时间规划 have ads?

Neither When · Days That Matter nor 千千时间规划 shows ads.

### Which is updated more often, When · Days That Matter or 千千时间规划?

When · Days That Matter ships an update every 2 weeks, and 千千时间规划 weekly. Most recently, When · Days That Matter was updated on November 3, 2026 and 千千时间规划 on October 31, 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.*