# Tiff Viewer vs Wilson SeQR Scan

The clearest difference is in-app purchases: Wilson SeQR Scan at none against Tiff Viewer's 2. Tiff Viewer's advantage is update cadence (every 4 months vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tiff Viewer sells 2 one-off in-app purchases. Wilson SeQR Scan asks for nothing beyond the download.

Tiff Viewer ships an update every 4 months, Wilson SeQR Scan every 15 months. The most recent releases landed on October 22, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Tiff Viewer | Wilson SeQR Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (212 ratings)](https://appshunter.io/ios/app/tiff-viewer/id1214762973/reviews)** | — |
| Number of ratings | **212** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 15 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 21 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [磊 马](https://appshunter.io/developer/1175878537) | [SECURITY SOFTWARE & SOLUTIONS LLP](https://appshunter.io/developer/1212339368) |

## What reviewers say

### Tiff Viewer

[App page](https://appshunter.io/ios/app/tiff-viewer/id1214762973)

Easily view and manage TIFF files on your device. Import images via Wi-Fi or from other applications, and convert them into PDF format for convenient sharing and archiving.

**Highlights:** TIFF file reader, Import via Wi-Fi, Import from other apps, Convert TIFF to PDF, Export PDF files

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| tiff points | $0.99 | one-time |
| Tiff Pro | $4.99 | one-time |


### Wilson SeQR Scan

[App page](https://appshunter.io/ios/app/wilson-seqr-scan/id6453519667)

**In-app purchases:** none


## Frequently asked questions

### Is Tiff Viewer free?

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

### Is Wilson SeQR Scan free?

Wilson SeQR Scan is free to download, with no in-app purchases.

### Do Tiff Viewer or Wilson SeQR Scan have ads?

Neither Tiff Viewer nor Wilson SeQR Scan shows ads.

### Which is updated more often, Tiff Viewer or Wilson SeQR Scan?

Tiff Viewer ships an update every 4 months, and Wilson SeQR Scan every 15 months. Most recently, Tiff Viewer was updated on October 22, 2026 and Wilson SeQR Scan on September 30, 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.*