# LeftRightDiary vs 刷刷错题本

The clearest difference is in-app purchases: 刷刷错题本 at none against LeftRightDiary's 1. LeftRightDiary's advantage is iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LeftRightDiary sells 1 one-off in-app purchase. 刷刷错题本 asks for nothing beyond the download.

LeftRightDiary ships an update monthly, 刷刷错题本 every 6 weeks. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | LeftRightDiary | 刷刷错题本 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/leftrightdiary/id6744639565/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 4 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [候军 袁](https://appshunter.io/developer/1649023261) | [仕琦 牛](https://appshunter.io/developer/1825984616) |

## What reviewers say

### LeftRightDiary

[App page](https://appshunter.io/ios/app/leftrightdiary/id6744639565)

This app allows you to record life's moments using text and images, with support for Markdown editing. It prioritizes privacy by storing all data locally on your device and offers various ways to review past entries.

**Highlights:** Markdown and Rich Text editing, Mixed text and image layout, Heatmap and Calendar views, Random memory recall, Local data storage, WebDAV and Alibaba Cloud Disk sync

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to PRO | $3.99 | one-time |


### 刷刷错题本

[App page](https://appshunter.io/ios/app/id6748517813)

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

**In-app purchases:** none


## Frequently asked questions

### Is LeftRightDiary free?

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

### Is 刷刷错题本 free?

刷刷错题本 is free to download, with no in-app purchases.

### Do LeftRightDiary or 刷刷错题本 have ads?

Neither LeftRightDiary nor 刷刷错题本 shows ads.

### Which is updated more often, LeftRightDiary or 刷刷错题本?

LeftRightDiary ships an update monthly, and 刷刷错题本 every 6 weeks. Most recently, LeftRightDiary was updated on October 1, 2026 and 刷刷错题本 on October 9, 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.*