# Proof Authentication vs DISCDEX

The clearest difference is update cadence: DISCDEX at every 2 days against Proof Authentication's every 2 months. DISCDEX also leads on iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Proof Authentication ships an update every 2 months, DISCDEX every 2 days. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Proof Authentication | DISCDEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/proof-authentication/id1589988080/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 75 MB | 6 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Proof Authentication Corporation](https://appshunter.io/developer/1604240795) | [MATTHEW SAMUEL KROTENBERG](https://appshunter.io/developer/6812972279) |

## What reviewers say

### Proof Authentication

[App page](https://appshunter.io/ios/app/proof-authentication/id1589988080)

Verify product authenticity instantly by scanning official security marks. Ensure your purchases are genuine with rapid and accurate authentication. Look for the Proof Security Mark on select consumer goods.

**Highlights:** Instant product authentication, Scan Official Proof Security Marks, High accuracy verification, Fast results, Supports selected consumer items

**Features:** Vision Pro support

**In-app purchases:** none


### DISCDEX

[App page](https://appshunter.io/ios/app/discdex-blu-ray-collection/id6812972277)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Proof Authentication free?

Proof Authentication is free to download, with no in-app purchases.

### Is DISCDEX free?

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

### Do Proof Authentication or DISCDEX have ads?

Neither Proof Authentication nor DISCDEX shows ads.

### Which is updated more often, Proof Authentication or DISCDEX?

Proof Authentication ships an update every 2 months, and DISCDEX every 2 days. Most recently, Proof Authentication was updated on October 11, 2026 and DISCDEX on September 30, 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.*