# Galvapedia vs CorroScan

The clearest difference is in-app purchases: Galvapedia at none against CorroScan's 2. Galvapedia also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). CorroScan's advantage is update cadence (every 2 days vs monthly). On price and ads there is nothing between them.

Both are free to download. CorroScan sells 2 in-app purchases, starting at $14.99 per month. Galvapedia asks for nothing beyond the download.

Galvapedia ships an update monthly, CorroScan every 2 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Galvapedia | CorroScan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Size | 37 MB | 27 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ANI CINKO OKSIT VE METAL SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1703034810) | [OFO Tech](https://appshunter.io/developer/1435806692) |

## What reviewers say

### Galvapedia

[App page](https://appshunter.io/ios/app/galvapedia/id1592744617)

**Features:** Vision Pro support

**In-app purchases:** none


### CorroScan

[App page](https://appshunter.io/ios/app/corroscan/id6789752647)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CorroScan Pro | $14.99 | per month |
| CorroScan Pro (Annual) | $149.00 | per year |


## Frequently asked questions

### Is Galvapedia free?

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

### Is CorroScan free?

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

### Do Galvapedia or CorroScan have ads?

Neither Galvapedia nor CorroScan shows ads.

### Which is updated more often, Galvapedia or CorroScan?

Galvapedia ships an update monthly, and CorroScan every 2 days. Most recently, Galvapedia was updated on October 15, 2026 and CorroScan on October 11, 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.*