# LockNote vs 蜗牛日记

The clearest difference is update cadence: LockNote at every 3 weeks against 蜗牛日记's every 2 months. 蜗牛日记's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. LockNote sells 10 one-off in-app purchases and 蜗牛日记 sells 3 in-app purchases, starting at $7.49 per year. Whichever you choose, the download price is not the number that matters.

LockNote ships an update every 3 weeks, 蜗牛日记 every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | LockNote | 蜗牛日记 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 63 MB | 84 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pingtan Maque Information Technology Co., Ltd.](https://appshunter.io/developer/1078636441) | [Heyou Co., Ltd.](https://appshunter.io/developer/1480358223) |

## What reviewers say

### LockNote

[App page](https://appshunter.io/ios/app/locknote-secure-diary-and-notes/id1078636442)

Securely store notes, financial records, to-do lists, and card information with this encrypted application. It offers rich media support, offline access, and automatic synchronization across devices. Personalize your experience with custom skins and fonts.

**Highlights:** Encrypted note storage, Financial accounting records, Checklist management, Card package storage, Rich media support, Offline access and cloud backup, Automatic synchronization

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP服务一个月 | $0.99 | one-time |
| VIP服务七天 | $0.99 | one-time |
| 会员七天 | $0.99 | one-time |
| 会员一个月 | $1.99 | one-time |
| VIP服务三个月 | $3.99 | one-time |
| VIP服务半年 | $7.99 | one-time |
| 会员六个月 | $7.99 | one-time |
| VIP服务一年 | $12.99 | one-time |
| 会员一年 | $14.99 | one-time |
| 会员三年 | $29.99 | one-time |


### 蜗牛日记

[App page](https://appshunter.io/ios/app/id1555980731)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 蜗牛日记1年会员-10G云空间 | $7.49 | per year |
| 蜗牛日记1年会员-云空间20G | $10.49 | per year |
| 蜗牛日记1年会员-50G云空间 | $14.99 | per year |


## Frequently asked questions

### Is LockNote free?

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

### Is 蜗牛日记 free?

蜗牛日记 is free to download, with in-app purchases available.

### Do LockNote or 蜗牛日记 have ads?

Neither LockNote nor 蜗牛日记 shows ads.

### Which is updated more often, LockNote or 蜗牛日记?

LockNote ships an update every 3 weeks, and 蜗牛日记 every 2 months. Most recently, LockNote was updated on November 2, 2026 and 蜗牛日记 on November 3, 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.*