# Polygon ID vs zkMe

The clearest difference is review sentiment: Polygon ID at 100% against zkMe's 0%. Polygon ID also leads on rating (4.3 vs 3.4). On price, ratings volume, update cadence 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.

Polygon ID holds the better App Store score, 4.3 against 3.4. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews point the same way: 100% of Polygon ID's written reviews are positive against 0% of zkMe's.

Polygon ID ships an update every 3 weeks, zkMe every 2 weeks. The most recent releases landed on October 11, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Polygon ID | zkMe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (7 ratings)](https://appshunter.io/ios/app/polygon-id/id1629870183/reviews)** | [3.4 (5 ratings)](https://appshunter.io/ios/app/zkme/id1672915706/reviews) |
| Number of ratings | **7** | 5 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 156 MB | 211 MB |
| Requires iOS | **14.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ZKID Labs AG](https://appshunter.io/developer/1691328887) | [zkMe Technology Limited](https://appshunter.io/developer/1672915708) |

## What reviewers say

### Polygon ID

[App page](https://appshunter.io/ios/app/polygon-id/id1629870183)

Create and manage your self-sovereign digital identity. Prove access rights and reputation privately using zero-knowledge cryptography. Access web3 and web2 services with secure, private on-chain verifications.

**Highlights:** Create and manage digital identity, Prove access rights privately, Manage verifiable claims, Generate private proofs, Secure authentication (biometrics/PIN), Identity recovery with seed phrase

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Polygon ID free?

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

### Is zkMe free?

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

### Which has better reviews, Polygon ID or zkMe?

Polygon ID is rated higher. Polygon ID averages 4.3 out of 5 from 7 ratings, while zkMe averages 3.4 from 5 ratings.

### Do Polygon ID or zkMe have ads?

Neither Polygon ID nor zkMe shows ads.

### Which is updated more often, Polygon ID or zkMe?

Polygon ID ships an update every 3 weeks, and zkMe every 2 weeks. Most recently, Polygon ID was updated on October 11, 2026 and zkMe on October 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*