# zkMe vs Ari Sentinel

The clearest difference is rating: Ari Sentinel at 5.0 against zkMe's 3.4. zkMe's advantage is ratings volume (5 vs 1) and iOS requirement (15 vs 26.5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Ari Sentinel holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: zkMe has 5 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | zkMe | Ari Sentinel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (5 ratings)](https://appshunter.io/ios/app/zkme/id1672915706/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ari-sentinel/id6783119010/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | Free |
| Size | 211 MB | 1 MB |
| Requires iOS | **15** | 26.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [zkMe Technology Limited](https://appshunter.io/developer/1672915708) | [Zachary Winkle](https://appshunter.io/developer/1874023686) |

## What reviewers say

### zkMe

[App page](https://appshunter.io/ios/app/zkme/id1672915706)

This app uses zero-knowledge technology to verify credentials without revealing personal information. It allows users to prove eligibility for services by answering yes/no questions about their data, ensuring privacy and control.

**Highlights:** Zero-knowledge credential verification, Decentralized and private-by-design, Proves eligibility without disclosing PII, Self-sovereign data control, Generates mathematical zero-knowledge proofs, Verifies age without revealing birthday

**Features:** macOS Compatibility

**In-app purchases:** none


### Ari Sentinel

[App page](https://appshunter.io/ios/app/ari-sentinel/id6783119010)

Monitor live camera feeds, detect tailgating incidents with video evidence, and track facility access in real time. This AI-powered system provides managers with immediate visibility into building entries. Confirm or dismiss flagged events and export logs for comprehensive security management.

**Highlights:** Live camera feed monitoring, AI-powered tailgate detection, Real-time check-in tracking, Event confirmation/dismissal, CSV log export, Multi-facility management, Secure login with access control

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

**In-app purchases:** none


## Frequently asked questions

### Is zkMe free?

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

### Is Ari Sentinel free?

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

### Which has better reviews, zkMe or Ari Sentinel?

Ari Sentinel is rated higher. zkMe averages 3.4 out of 5 from 5 ratings, while Ari Sentinel averages 5.0 from 1 ratings.

### Do zkMe or Ari Sentinel have ads?

Neither zkMe nor Ari Sentinel shows ads.

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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.*