# Thincast Authenticator vs Mo Layer

The clearest difference is in-app purchases: Thincast Authenticator at none against Mo Layer's 3. Thincast Authenticator also leads on iOS requirement (11.0 vs 18.0). Mo Layer's advantage is update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Mo Layer sells 3 in-app purchases, starting at $4.99 per month. Thincast Authenticator asks for nothing beyond the download.

Thincast Authenticator ships an update every 3 months, Mo Layer monthly. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Thincast Authenticator | Mo Layer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mo-layer-private-photo-vault/id6772853639/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 22 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Thincast Technologies GmbH](https://appshunter.io/developer/529509416) | [晓枫 胡](https://appshunter.io/developer/1840537864) |

## What reviewers say

### Thincast Authenticator

[App page](https://appshunter.io/ios/app/thincast-authenticator/id1670892777)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mo Layer

[App page](https://appshunter.io/ios/app/mo-layer-private-photo-vault/id6772853639)

Securely hide your private photos, videos, and important documents in an encrypted vault. Organize your sensitive memories with albums and favorites, and protect them with advanced disguise features. Optional iCloud sync ensures your data is safe and recoverable.

**Highlights:** Hide photos, videos, and files, Import from Photos, Camera, Files, Organize with albums and favorites, Encrypted iCloud sync, Discreet entry and decoy space, Unlimited storage (Pro)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $4.99 | per month |
| Yearly Pro | $49.99 | per year |
| Pro Lifetime | $99.00 | one-time |


## Frequently asked questions

### Is Thincast Authenticator free?

Thincast Authenticator is free to download, with no in-app purchases.

### Is Mo Layer free?

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

### Do Thincast Authenticator or Mo Layer have ads?

Neither Thincast Authenticator nor Mo Layer shows ads.

### Which is updated more often, Thincast Authenticator or Mo Layer?

Thincast Authenticator ships an update every 3 months, and Mo Layer monthly. Most recently, Thincast Authenticator was updated on October 27, 2026 and Mo Layer on November 5, 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.*