# 减法人生 vs Pixel Diary

The clearest difference is update cadence: Pixel Diary at every 2 days against 减法人生's every 3 months. 减法人生's advantage is iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

减法人生 ships an update every 3 months, Pixel Diary every 2 days. The most recent releases landed on November 8, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 减法人生 | Pixel Diary |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | — | Paid |
| Size | 2 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [鹏飞 石](https://appshunter.io/developer/1783564981) | [梦成 李](https://appshunter.io/developer/1821210608) |

## What reviewers say

### 减法人生

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Pixel Diary

[App page](https://appshunter.io/ios/app/pixel-diary-pixel-notes/id6747410675)

Create daily visual journals using a 4x4 grid with colors, text, and images. Automatically saves entries with unlimited history review and editing protection. Features an achievement system and diverse sharing styles.

**Highlights:** 16-grid daily canvas, Color, text, and image input, Automatic date-based saving, Unlimited history review, Achievement incentive system, Multiple sharing styles, Desktop widgets

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 减法人生 free?

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

### Is Pixel Diary free?

Pixel Diary costs $0.99, with no in-app purchases.

### Do 减法人生 or Pixel Diary have ads?

Neither 减法人生 nor Pixel Diary shows ads.

### Which is updated more often, 减法人生 or Pixel Diary?

减法人生 ships an update every 3 months, and Pixel Diary every 2 days. Most recently, 减法人生 was updated on November 8, 2026 and Pixel Diary on November 12, 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.*