# Proof Authentication vs Tempo Alerts

The clearest difference is rating: Proof Authentication at 4.4 against Tempo Alerts's 3.7. Proof Authentication also leads on iOS requirement (14.4 vs 18.6). Tempo Alerts's advantage is update cadence (every 6 days vs every 2 months). On price, review sentiment, ratings volume and ads 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 holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews complicate that: 50% of Proof Authentication's written reviews are positive against 57% of Tempo Alerts's, so the app with the better star average is not the one people write more warmly about.

Proof Authentication ships an update every 2 months, Tempo Alerts every 6 days. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Proof Authentication | Tempo Alerts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/proof-authentication/id1589988080/reviews)** | [3.7 (10 ratings)](https://appshunter.io/ios/app/tempo-alerts/id6754605023/reviews) |
| Number of ratings | 7 | **10** |
| Positive reviews | 50.0% of reviews | **57.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 76 MB | 31 MB |
| Requires iOS | **14.4** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Proof Authentication Corporation](https://appshunter.io/developer/1604240795) | [Damian Hobeanu](https://appshunter.io/developer/1848999724) |

## 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

**In-app purchases:** none


### Tempo Alerts

[App page](https://appshunter.io/ios/app/tempo-alerts/id6754605023)

This app filters Discord notifications, allowing you to receive only critical messages based on keywords, channels, or specific times. It offers advanced customization for power users, ensuring you don't miss important updates while reducing server noise.

**Highlights:** Keyword filtering (positive/negative), Time-based alert windows, Live Activities on Lock Screen/Dynamic Island, Real-time Discord message sync, Full Discord message rendering, Message filter testing, Channel-specific rules

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

**In-app purchases:** none


## Frequently asked questions

### Is Proof Authentication free?

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

### Is Tempo Alerts free?

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

### Which has better reviews, Proof Authentication or Tempo Alerts?

Proof Authentication is rated higher. Proof Authentication averages 4.4 out of 5 from 7 ratings, while Tempo Alerts averages 3.7 from 10 ratings.

### Do Proof Authentication or Tempo Alerts have ads?

Neither Proof Authentication nor Tempo Alerts shows ads.

### Which is updated more often, Proof Authentication or Tempo Alerts?

Proof Authentication ships an update every 2 months, and Tempo Alerts every 6 days. Most recently, Proof Authentication was updated on September 8, 2026 and Tempo Alerts on September 22, 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.*