# PDF Scanner & PDF Reader vs Mesa Tri

The clearest difference is in-app purchases: Mesa Tri at none against PDF Scanner & PDF Reader's 1. Mesa Tri also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner & PDF Reader sells 1 one-off in-app purchase. Mesa Tri asks for nothing beyond the download.

PDF Scanner & PDF Reader ships an update fortnightly, Mesa Tri every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | PDF Scanner & PDF Reader | Mesa Tri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/pdf-scanner-and-pdf-reader/id6504153679/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 63 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bhargav Mavani](https://appshunter.io/developer/1469543925) | [VASSAR LABS INC](https://appshunter.io/developer/1495797102) |

## What reviewers say

### PDF Scanner & PDF Reader

[App page](https://appshunter.io/ios/app/pdf-scanner-and-pdf-reader/id6504153679)

Easily scan documents with your device and manage all your PDF files in one place. This app offers fast scanning, editing, and viewing capabilities, allowing you to search text, organize, and share PDFs efficiently.

**Highlights:** Super fast document scanning, Enhance scan quality with editing, Optimize scanned PDFs, Ultra-fast PDF viewer, Easy search within PDFs, Quick PDF sharing, Organize and manage PDF files

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Pro | $0.99 | one-time |


### Mesa Tri

[App page](https://appshunter.io/ios/app/mesa-tri-county-substn-inspect/id6744744715)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner & PDF Reader free?

PDF Scanner & PDF Reader is free to download, with in-app purchases available.

### Is Mesa Tri free?

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

### Do PDF Scanner & PDF Reader or Mesa Tri have ads?

PDF Scanner & PDF Reader shows ads; Mesa Tri does not.

### Which is updated more often, PDF Scanner & PDF Reader or Mesa Tri?

PDF Scanner & PDF Reader ships an update fortnightly, and Mesa Tri every 9 days. Most recently, PDF Scanner & PDF Reader was updated on October 24, 2026 and Mesa Tri on October 24, 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.*