# Chrono Assistant vs 减法人生

The clearest difference is update cadence: Chrono Assistant at every 3 weeks against 减法人生's every 3 months. Chrono Assistant also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Chrono Assistant costs $0.99 and 减法人生 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chrono Assistant ships an update every 3 weeks, 减法人生 every 3 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Chrono Assistant | 减法人生 |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 35 MB | 2 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yu ting](https://appshunter.io/developer/1291820218) | [鹏飞 石](https://appshunter.io/developer/1783564981) |

## What reviewers say

### Chrono Assistant

[App page](https://appshunter.io/ios/app/chrono-assistant/id1339082178)

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

**In-app purchases:** none


### 减法人生

[App page](https://appshunter.io/ios/app/id6739448227)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chrono Assistant free?

Chrono Assistant costs $0.99, with no in-app purchases.

### Is 减法人生 free?

减法人生 costs $0.99, with no in-app purchases.

### Do Chrono Assistant or 减法人生 have ads?

Neither Chrono Assistant nor 减法人生 shows ads.

### Which is updated more often, Chrono Assistant or 减法人生?

Chrono Assistant ships an update every 3 weeks, and 减法人生 every 3 months. Most recently, Chrono Assistant was updated on October 26, 2026 and 减法人生 on October 25, 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.*