# Self vs ContractShield

The clearest difference is in-app purchases: Self at none against ContractShield's 2. Self also leads on iOS requirement (15.4 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. ContractShield sells 2 in-app purchases, starting at $7.99 per month. Self asks for nothing beyond the download.

## The numbers

| Metric | Self | ContractShield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (25 ratings)](https://appshunter.io/ios/app/self-human-and-agent-identity/id6478563710/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | — |
| Monetization | Free | — |
| Size | 193 MB | 3 MB |
| Requires iOS | **15.4** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Proof of Passport, LLC](https://appshunter.io/developer/1733336544) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### Self

[App page](https://appshunter.io/ios/app/self-human-and-agent-identity/id6478563710)

This app provides a private and portable digital identity using zero-knowledge proofs. It allows users to prove their humanity and verify their identity across various applications without sharing unnecessary personal data, enhancing security and privacy in Web3 and beyond.

**Highlights:** zk Passport for secure sign-ins, Proof of Humanity verification, Web3 and DeFi access, Privacy-first data handling, One-tap verification, Aadhaar support (India)

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

**In-app purchases:** none


### ContractShield

[App page](https://appshunter.io/ios/app/contractshield/id6763211159)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ContractShield Pro Monthly | $7.99 | per month |
| ContractShield Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is Self free?

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

### Is ContractShield free?

ContractShield is free to download, with in-app purchases available.

### Do Self or ContractShield have ads?

Neither Self nor ContractShield 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.*