YACHAO vs LeftRightDiary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YACHAO
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The features of "YACHAO" : An AI smart tattoo machine APP
LeftRightDiary
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.
- 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
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**Capture Every Moment** With Zuoyou Diary, record every moment of your life! 【Product Introduction】 Zuoyou Diary is a simple and pure diary app! It supports writing journals in Markdown, combining text and images. All basic features are completely free. All diary data is stored only on your device — your privacy is our top priority, so you never have to worry about data leaks. In addition, you can easily review past entries through various views such as Heatmap, Calendar, Random Recall, and "On This Day in the Past." Everything is clearly laid out so you can effortlessly keep track of life's little moments. 【Key Features】 * Supports both Markdown and Rich Text editors * Mixed text and image layout * Heatmap support * Calendar view (with heatmap) * Calendar image view * On this day in the past * Random memory recall * Privacy-focused: data stored locally on your device * Sync via WebDAV * Sync with Alibaba Cloud Disk
Screenshots
Verdict
The clearest difference is in-app purchases: YACHAO at none against LeftRightDiary's 1. YACHAO also leads on update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LeftRightDiary sells 1 one-off in-app purchase. YACHAO asks for nothing beyond the download.
YACHAO ships an update fortnightly, LeftRightDiary monthly. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.
| Parameter | YACHAO | LeftRightDiary |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 123 MB | 70 MB |
| Age rating | 17+ | 4+ |
| Developer | Hangzhou Yachao Technology Co., Ltd | 候军 袁 |
In-app purchases
YACHAO
No in-app purchases
LeftRightDiary
- Upgrade to PRO$3.99
