# PDF Compare & AI Detector vs Pinmo

The clearest difference is in-app purchases: Pinmo at none against PDF Compare & AI Detector's 3. Pinmo also leads on update cadence (every 9 days vs every 3 weeks). PDF Compare & AI Detector's advantage is iOS requirement (17.6 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. PDF Compare & AI Detector sells 3 in-app purchases, starting at $1.99 per 7 days. Pinmo asks for nothing beyond the download.

PDF Compare & AI Detector ships an update every 3 weeks, Pinmo every 9 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | PDF Compare & AI Detector | Pinmo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pdf-compare-and-ai-detector/id6751617829/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 5 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Marsel Tagaev](https://appshunter.io/developer/1832147875) | [Yuichi Yokohama](https://appshunter.io/developer/1883037091) |

## What reviewers say

### PDF Compare & AI Detector

[App page](https://appshunter.io/ios/app/pdf-compare-and-ai-detector/id6751617829)

Quickly identify discrepancies between documents and text files. Features synced scrolling, color-coded changes, and a similarity score to streamline reviews of contracts, reports, and AI-generated content. Offers detailed PDF analysis and report generation.

**Highlights:** Fast text/PDF comparison, Color-highlight additions & deletions, Similarity score (percentage), PDF analysis: metadata, content, style, Detect missing text layers and scanned PDFs, Generate and share PDF analysis report

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly PRO Subscription | $1.99 | per 7 days |
| Monthly PRO Subscription | $3.99 | per month |
| Annual PRO Subscription | $19.99 | per year |


### Pinmo

[App page](https://appshunter.io/ios/app/pinmo/id6760186327)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compare & AI Detector free?

PDF Compare & AI Detector is free to download, with in-app purchases available.

### Is Pinmo free?

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

### Do PDF Compare & AI Detector or Pinmo have ads?

Neither PDF Compare & AI Detector nor Pinmo shows ads.

### Which is updated more often, PDF Compare & AI Detector or Pinmo?

PDF Compare & AI Detector ships an update every 3 weeks, and Pinmo every 9 days. Most recently, PDF Compare & AI Detector was updated on November 5, 2026 and Pinmo on November 9, 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.*