# OneCrypt vs MySQL 助理

The clearest difference is price: OneCrypt at Free against MySQL 助理's $9.99. OneCrypt also leads on iOS requirement (13.0 vs 17.0). MySQL 助理's advantage is ads (none vs shown) and update cadence (every 2 days vs every 9 days). On in-app purchases and device support there is nothing between them.

OneCrypt is free to download; MySQL 助理 costs $9.99 up front. OneCrypt sells 3 in-app purchases, starting at $0.99 per year and MySQL 助理 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

OneCrypt ships an update every 9 days, MySQL 助理 every 2 days. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OneCrypt | MySQL 助理 |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 31 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [国材 苏](https://appshunter.io/developer/1227214050) | [序文 罗](https://appshunter.io/developer/1359050056) |

## What reviewers say

### OneCrypt

[App page](https://appshunter.io/ios/app/onecrypt-encrypt-files/id6459055606)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Pro | $0.99 | per year |
| Monthly Pro | $0.99 | per month |
| Lifetime Pro | $2.99 | one-time |


### MySQL 助理

[App page](https://appshunter.io/ios/app/mysql/id6774931114)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MySQL Client Pro | $0.99 | one-time |


## Frequently asked questions

### Is OneCrypt free?

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

### Is MySQL 助理 free?

MySQL 助理 costs $9.99, and also offers in-app purchases.

### Do OneCrypt or MySQL 助理 have ads?

OneCrypt shows ads; MySQL 助理 does not.

### Which is updated more often, OneCrypt or MySQL 助理?

OneCrypt ships an update every 9 days, and MySQL 助理 every 2 days. Most recently, OneCrypt was updated on October 4, 2026 and MySQL 助理 on October 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.*