# Slatt vs AuthnTick RVL

The clearest difference is in-app purchases: AuthnTick RVL at none against Slatt's 2. Slatt's advantage is update cadence (every 2 weeks vs every 2 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Slatt sells 2 in-app purchases, starting at $19.99 per month. AuthnTick RVL asks for nothing beyond the download.

Slatt ships an update every 2 weeks, AuthnTick RVL every 2 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Slatt | AuthnTick RVL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authntick-rvl/id6770196965/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 41 MB | 3 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Voidback, Inc.](https://appshunter.io/developer/1891926153) | [Relief Validation Limited](https://appshunter.io/developer/1701612446) |

## What reviewers say

### Slatt

[App page](https://appshunter.io/ios/app/slatt/id6761900934)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $19.99 | per month |
| Annual Pro | $190.99 | per year |


### AuthnTick RVL

[App page](https://appshunter.io/ios/app/authntick-rvl/id6770196965)

Instantly verify the authenticity of documents by scanning embedded VDS QR codes. This secure scanner uses PKI technology to validate digital signatures and offers a history of all your verifications.

**Highlights:** Instant VDS QR code scanning, Digital signature validation, Extract QR codes from files, Support for multiple QR codes, Local verification history, Offline certificate caching, View certificate details

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

**In-app purchases:** none


## Frequently asked questions

### Is Slatt free?

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

### Is AuthnTick RVL free?

AuthnTick RVL is free to download, with no in-app purchases.

### Do Slatt or AuthnTick RVL have ads?

Neither Slatt nor AuthnTick RVL shows ads.

### Which is updated more often, Slatt or AuthnTick RVL?

Slatt ships an update every 2 weeks, and AuthnTick RVL every 2 months. Most recently, Slatt was updated on November 5, 2026 and AuthnTick RVL on October 31, 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.*