# OneCrypt vs claustra

The clearest difference is ads: claustra at none against OneCrypt's shown. claustra also leads on update cadence (every 4 days vs every 9 days). OneCrypt's advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. OneCrypt sells 3 in-app purchases, starting at $0.99 per year and claustra sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

OneCrypt ships an update every 9 days, claustra every 4 days. The most recent releases landed on October 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OneCrypt | claustra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 31 MB | 40 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [国材 苏](https://appshunter.io/developer/1227214050) | [晗 林](https://appshunter.io/developer/1768801333) |

## 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 |


### claustra

[App page](https://appshunter.io/ios/app/claustra/id6760296074)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Claustra Premium Monthly | $0.99 | per month |
| Claustra Premium Yearly | $9.99 | per year |
| Claustra Premium Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is OneCrypt free?

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

### Is claustra free?

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

### Do OneCrypt or claustra have ads?

OneCrypt shows ads; claustra does not.

### Which is updated more often, OneCrypt or claustra?

OneCrypt ships an update every 9 days, and claustra every 4 days. Most recently, OneCrypt was updated on October 4, 2026 and claustra on October 28, 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.*