# PDF Scanner vs KeyStorage

The clearest difference is in-app purchases: KeyStorage at none against PDF Scanner's 4. KeyStorage also leads on rating (5.0 vs 4.6) and update cadence (every 3 weeks vs every 2 months). PDF Scanner's advantage is ratings volume (45 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Scanner sells 4 in-app purchases, starting at $0.99 per month. KeyStorage asks for nothing beyond the download.

KeyStorage holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PDF Scanner has 45 ratings behind it against 1, so its average is the more settled of the two.

PDF Scanner ships an update every 2 months, KeyStorage every 3 weeks. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PDF Scanner | KeyStorage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (45 ratings)](https://appshunter.io/ios/app/pdf-scanner-scan-save-share/id6471893095/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keystorage/id6784380438/reviews)** |
| Number of ratings | **45** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 25 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dominic Rodemer](https://appshunter.io/developer/309872333) | [Mikhail Chernyshev](https://appshunter.io/developer/6775994731) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-scan-save-share/id6471893095)

Transform your mobile device into a powerful document scanner. Easily digitize paper documents into high-quality PDF files with automatic detection, perspective correction, and color enhancements. Organize and share your scans with ease.

**Highlights:** Convert paper to multi-page PDFs, Automatic document detection, Perspective correction, Organize scans with tags, Share documents easily, High-resolution scans up to 300 dpi, Import photos from gallery

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Scanner Offer - Monthly | $0.99 | per month |
| PDF Scanner - Monthly | $1.99 | per month |
| PDF Scanner Offer - Annual | $8.99 | per year |
| PDF Scanner - Annual | $14.99 | per year |


### KeyStorage

[App page](https://appshunter.io/ios/app/keystorage/id6784380438)

Securely store and manage your logins, notes, and 2FA codes in an encrypted vault. Quickly access accounts on your iPhone with features like AutoFill and Face ID. Keep all your sensitive information organized and protected in one place.

**Highlights:** Store logins, notes, and 2FA codes, Encrypted vault for sensitive data, AutoFill for quick logins, Face ID for secure access, Search, folders, and favorites, Sync across devices

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Scanner free?

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

### Is KeyStorage free?

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

### Which has better reviews, PDF Scanner or KeyStorage?

KeyStorage is rated higher. PDF Scanner averages 4.6 out of 5 from 45 ratings, while KeyStorage averages 5.0 from 1 ratings.

### Do PDF Scanner or KeyStorage have ads?

Neither PDF Scanner nor KeyStorage shows ads.

### Which is updated more often, PDF Scanner or KeyStorage?

PDF Scanner ships an update every 2 months, and KeyStorage every 3 weeks. Most recently, PDF Scanner was updated on October 9, 2026 and KeyStorage on October 6, 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.*