# Proofivy vs Thinking Hats

The clearest difference is in-app purchases: Thinking Hats at none against Proofivy's 2. Thinking Hats also leads on iOS requirement (12.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Proofivy sells 2 one-off in-app purchases. Thinking Hats asks for nothing beyond the download.

## The numbers

| Metric | Proofivy | Thinking Hats |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/proofivy/id6446280271/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 27 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | **iPhone, iPad, Vision Pro** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cigeza B.V.](https://appshunter.io/developer/1677113586) | [Ivan Gonzalez](https://appshunter.io/developer/1779130349) |

## What reviewers say

### Proofivy

[App page](https://appshunter.io/ios/app/proofivy/id6446280271)

Secure your intellectual property, copyright, and ideas with immutable, timestamped proof. Optionally monetize your creations by minting NFTs or publishing text content behind a stablecoin paywall.

**Highlights:** Irrefutable cryptographic proof of content, 100% privacy for your files, No crypto wallet required for blockchain verification, Optional x402 publishing with USDC earnings, Optional NFT minting on Optimism mainnet, Blockchain verification for tamper-proof records

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CID Commit | $1.99 | one-time |
| Message Commit | $3.99 | one-time |


### Thinking Hats

[App page](https://appshunter.io/ios/app/thinking-hats/id6739714643)

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

**In-app purchases:** none


## Frequently asked questions

### Is Proofivy free?

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

### Is Thinking Hats free?

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

### Do Proofivy or Thinking Hats have ads?

Neither Proofivy nor Thinking Hats 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.*