# Theia OLED Viewer vs DigiCoraize

The clearest difference is ads: Theia OLED Viewer at none against DigiCoraize's shown. Theia OLED Viewer also leads on update cadence (every 3 days vs fortnightly). DigiCoraize's advantage is iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Theia OLED Viewer ships an update every 3 days, DigiCoraize fortnightly. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Theia OLED Viewer | DigiCoraize |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 10 MB | 39 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Foley](https://appshunter.io/developer/1853473025) | [tadashi endo](https://appshunter.io/developer/1605441215) |

## What reviewers say

### Theia OLED Viewer

[App page](https://appshunter.io/ios/app/theia-oled-viewer/id6755984567)

**Features:** macOS Compatibility

**In-app purchases:** none


### DigiCoraize

[App page](https://appshunter.io/ios/app/digicoraize/id6761649987)

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

**In-app purchases:** none


## Frequently asked questions

### Is Theia OLED Viewer free?

Theia OLED Viewer is free to download, with no in-app purchases.

### Is DigiCoraize free?

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

### Do Theia OLED Viewer or DigiCoraize have ads?

DigiCoraize shows ads; Theia OLED Viewer does not.

### Which is updated more often, Theia OLED Viewer or DigiCoraize?

Theia OLED Viewer ships an update every 3 days, and DigiCoraize fortnightly. Most recently, Theia OLED Viewer was updated on October 14, 2026 and DigiCoraize 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.*