# Polygon ID vs TransGate

The clearest difference is rating: TransGate at 4.8 against Polygon ID's 4.3. Polygon ID's advantage is update cadence (every 3 weeks vs every 5 months) and device support (3 vs 1). 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.

TransGate holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 7 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Polygon ID ships an update every 3 weeks, TransGate every 5 months. The most recent releases landed on June 6, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Polygon ID | TransGate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (7 ratings)](https://appshunter.io/ios/app/polygon-id/id1629870183/reviews) | **[4.8 (8 ratings)](https://appshunter.io/ios/app/transgate/id6738957441/reviews)** |
| Number of ratings | 7 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free | Free |
| Size | 156 MB | 16 MB |
| Requires iOS | **14.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ZKID Labs AG](https://appshunter.io/developer/1691328887) | [IFCONNECT TECHNOLOGY LIMITED.](https://appshunter.io/developer/1781015229) |

## 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


### TransGate

[App page](https://appshunter.io/ios/app/transgate/id6738957441)

This app generates zero-knowledge proofs for web data directly on your device, ensuring complete privacy. It uses advanced protocols to verify credentials, assets, and connections without revealing sensitive information.

**Highlights:** Local proof generation on device, Privacy-preserving data verification, Universal HTTPS website compatibility, Fast ZKP generation, Predefined circuits for various proofs, Anti-cheating mechanisms

**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 TransGate free?

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

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

TransGate is rated higher. Polygon ID averages 4.3 out of 5 from 7 ratings, while TransGate averages 4.8 from 8 ratings.

### Do Polygon ID or TransGate have ads?

Neither Polygon ID nor TransGate shows ads.

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

Polygon ID ships an update every 3 weeks, and TransGate every 5 months. Most recently, Polygon ID was updated on June 6, 2026 and TransGate on July 6, 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.*