# OneCryption vs Folder (hidden data)

The clearest difference is ads: OneCryption at none against Folder (hidden data)'s shown. OneCryption also leads on iOS requirement (17.6 vs 26.0). Folder (hidden data)'s advantage is update cadence (every 4 weeks vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. OneCryption sells 5 in-app purchases, starting at $49.99 per month and Folder (hidden data) sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

OneCryption ships an update every 4 months, Folder (hidden data) every 4 weeks. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OneCryption | Folder (hidden data) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onecryption/id1399893476/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Freemium | — |
| Size | 11 MB | 9 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Christian Hell](https://appshunter.io/developer/329510560) | [Ezequiel Barreto](https://appshunter.io/developer/1522603357) |

## What reviewers say

### OneCryption

[App page](https://appshunter.io/ios/app/onecryption/id1399893476)

This app offers true offline encryption for messages, photos, videos, and files. It emphasizes absolute secrecy through direct key exchange and no server reliance, ensuring quantum-proof security.

**Highlights:** Offline encryption for messages and files, Direct key exchange, No server reliance, Quantum-proof security, File and media encryption, Simple encryption/decryption

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium features monthly | $49.99 | per month |
| Premium features yearly | $500.00 | per year |
| Key of size 100MB | $0.99 | one-time |
| Key of size 500MB | $0.99 | one-time |
| Premium Lifetime | $399.99 | one-time |


### Folder (hidden data)

[App page](https://appshunter.io/ios/app/folder-hidden-data/id1555143299)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is OneCryption free?

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

### Is Folder (hidden data) free?

Folder (hidden data) is free to download, with in-app purchases available.

### Do OneCryption or Folder (hidden data) have ads?

Folder (hidden data) shows ads; OneCryption does not.

### Which is updated more often, OneCryption or Folder (hidden data)?

OneCryption ships an update every 4 months, and Folder (hidden data) every 4 weeks. Most recently, OneCryption was updated on October 14, 2026 and Folder (hidden data) on October 11, 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.*