# Scan PDF vs Uh

The clearest difference is in-app purchases: Uh at none against Scan PDF's 3. Uh also leads on update cadence (every 5 days vs every 2 months) and rating (5.0 vs 4.8). Scan PDF's advantage is ads (none vs shown) and ratings volume (18 vs 1). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Scan PDF sells 3 in-app purchases, starting at $2.99 per 7 days. Uh asks for nothing beyond the download.

Uh holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Scan PDF has 18 ratings behind it against 1, so its average is the more settled of the two.

Scan PDF ships an update every 2 months, Uh every 5 days. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Scan PDF | Uh |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (18 ratings)](https://appshunter.io/ios/app/scan-pdf-documents-manager/id1215287203/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uh-oh-log/id6758587286/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Freemium | **Ad-supported** |
| Size | 8 MB | 108 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Alexandr Zelensky](https://appshunter.io/developer/1540163645) | [DAMON ELI DEWAIDE](https://appshunter.io/developer/1865798233) |

## What reviewers say

### Scan PDF

[App page](https://appshunter.io/ios/app/scan-pdf-documents-manager/id1215287203)

Easily create digital copies of physical documents using your device's camera. Convert them into PDF files with advanced editing, OCR, and signing capabilities. Share and manage your scanned documents efficiently.

**Highlights:** Create digital PDF copies of documents, Edit and annotate scanned PDFs, Image to Text (OCR) conversion, Sign and share PDF files, Post-processing effects for clean scans, User-friendly SwiftUI interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFManager Premium Weekly | $2.99 | per 7 days |
| PDFManager Premium Montly | $6.99 | per month |
| PDFManager Premium Yearly | $19.99 | per year |


### Uh

[App page](https://appshunter.io/ios/app/uh-oh-log/id6758587286)

Easily record and track your pet's accidents, unusual behaviors, or vet visits. This app helps you quickly log incidents with just a few taps, providing valuable insights for your veterinarian and peace of mind for you.

**Highlights:** Quick incident logging, Support for multiple pets, 18 predefined incident types, Smart incident suggestions, Visual heat map calendar, Add detailed notes, Charming artwork

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scan PDF free?

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

### Is Uh free?

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

### Which has better reviews, Scan PDF or Uh?

Uh is rated higher. Scan PDF averages 4.8 out of 5 from 18 ratings, while Uh averages 5.0 from 1 ratings.

### Do Scan PDF or Uh have ads?

Uh shows ads; Scan PDF does not.

### Which is updated more often, Scan PDF or Uh?

Scan PDF ships an update every 2 months, and Uh every 5 days. Most recently, Scan PDF was updated on October 22, 2026 and Uh on October 21, 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.*