# Dualock vs 最美日记

The clearest difference is price: 最美日记 at Free against Dualock's $1.99. 最美日记 also leads on iOS requirement (9.0 vs 12.0). Dualock's advantage is rating (5.0 vs 1.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

最美日记 is free to download; Dualock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dualock holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Dualock ships an update every 4 months, 最美日记 every 2 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Dualock | 最美日记 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dualock-secure-note/id597531505/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1244496589/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 26 MB | 35 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gear Zero Network Inc.](https://appshunter.io/developer/1081762357) | [春喜 严](https://appshunter.io/developer/893019181) |

## What reviewers say

### Dualock

[App page](https://appshunter.io/ios/app/dualock-secure-note/id597531505)

This app securely stores your notes by splitting them into two encrypted parts, stored separately. Access requires authentication from two specified SNS accounts, ensuring your data remains private and inaccessible to others.

**Highlights:** Two-part encrypted note storage, Separate cloud storage for each part, Dual SNS account authentication, No password required, Secure and private data handling

**Features:** macOS Compatibility

**In-app purchases:** none


### 最美日记

[App page](https://appshunter.io/ios/app/id1244496589)

A simple and beautiful diary app with local encrypted storage for privacy and security. It offers cloud backup and synchronization for free, ensuring your entries are safe even if the app is deleted. Easily add past entries with specified dates.

**Highlights:** Local encrypted storage, Password protection, Specify diary dates, Free cloud backup, Free cloud synchronization, No internet required for local use

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

**In-app purchases:** none


## Frequently asked questions

### Is Dualock free?

Dualock costs $1.99, with no in-app purchases.

### Is 最美日记 free?

最美日记 is free to download, with no in-app purchases.

### Which has better reviews, Dualock or 最美日记?

Dualock is rated higher. Dualock averages 5.0 out of 5 from 1 ratings, while 最美日记 averages 1.0 from 1 ratings.

### Do Dualock or 最美日记 have ads?

Neither Dualock nor 最美日记 shows ads.

### Which is updated more often, Dualock or 最美日记?

Dualock ships an update every 4 months, and 最美日记 every 2 months. Most recently, Dualock was updated on October 3, 2026 and 最美日记 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.*