# FerroAlloyNet vs ICDA Event

The clearest difference is ads: ICDA Event at none against FerroAlloyNet's shown. FerroAlloyNet's advantage is iOS requirement (9.0 vs 15.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FerroAlloyNet | ICDA Event |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Size | 76 MB | 59 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu Felo Internet Tech. Co. ,Ltd.](https://appshunter.io/developer/897496769) | [Invent-App](https://appshunter.io/developer/1437267222) |

## What reviewers say

### FerroAlloyNet

[App page](https://appshunter.io/ios/app/ferroalloynet/id1386633502)

**In-app purchases:** none


### ICDA Event

[App page](https://appshunter.io/ios/app/icda-event/id6752904127)

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

**In-app purchases:** none


## Frequently asked questions

### Is FerroAlloyNet free?

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

### Is ICDA Event free?

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

### Do FerroAlloyNet or ICDA Event have ads?

FerroAlloyNet shows ads; ICDA Event does not.

### Which is updated more often, FerroAlloyNet or ICDA Event?

FerroAlloyNet ships an update every 2 months, and ICDA Event every 2 months. Most recently, FerroAlloyNet was updated on October 26, 2026 and ICDA Event on October 19, 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.*