# OdaViewer vs masterfile

The clearest difference is in-app purchases: OdaViewer at none against masterfile's 1. masterfile's advantage is iOS requirement (18.6 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. masterfile sells 1 one-off in-app purchase. OdaViewer asks for nothing beyond the download.

OdaViewer ships an update every 6 days, masterfile weekly. The most recent releases landed on September 17, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | OdaViewer | masterfile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Size | 4 MB | 10 MB |
| Requires iOS | 26.2 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andreas Link](https://appshunter.io/developer/1884036222) | [Louis Cada](https://appshunter.io/developer/1896766797) |

## What reviewers say

### OdaViewer

[App page](https://appshunter.io/ios/app/odaviewer/id6760785387)

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

**In-app purchases:** none


### masterfile

[App page](https://appshunter.io/ios/app/masterfile/id6770906172)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| masterfile unlock | $2.99 | one-time |


## Frequently asked questions

### Is OdaViewer free?

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

### Is masterfile free?

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

### Do OdaViewer or masterfile have ads?

Neither OdaViewer nor masterfile shows ads.

### Which is updated more often, OdaViewer or masterfile?

OdaViewer ships an update every 6 days, and masterfile weekly. Most recently, OdaViewer was updated on September 17, 2026 and masterfile on September 10, 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.*