# Tiff Viewer vs AstroCharge

The clearest difference is in-app purchases: AstroCharge at none against Tiff Viewer's 2. Tiff Viewer's advantage is iOS requirement (11.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

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

Tiff Viewer ships an update every 4 months, AstroCharge every 5 months. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tiff Viewer | AstroCharge |
| --- | --- | --- |
| 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 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 113 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [磊 马](https://appshunter.io/developer/1175878537) | [Evoltsoft Technologies Private Limted](https://appshunter.io/developer/1723389563) |

## 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 |


### AstroCharge

[App page](https://appshunter.io/ios/app/astrocharge/id6757689394)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tiff Viewer free?

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

### Is AstroCharge free?

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

### Do Tiff Viewer or AstroCharge have ads?

Neither Tiff Viewer nor AstroCharge shows ads.

### Which is updated more often, Tiff Viewer or AstroCharge?

Tiff Viewer ships an update every 4 months, and AstroCharge every 5 months. Most recently, Tiff Viewer was updated on October 22, 2026 and AstroCharge on October 25, 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.*