# FerroAlloyNet vs WeldZip

The clearest difference is ads: WeldZip at none against FerroAlloyNet's shown. FerroAlloyNet's advantage is update cadence (every 2 months vs every 8 months) and iOS requirement (9.0 vs 12.0). 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.

FerroAlloyNet ships an update every 2 months, WeldZip every 8 months. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FerroAlloyNet | WeldZip |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 8 months |
| Size | 76 MB | 85 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Felo Internet Tech. Co. ,Ltd.](https://appshunter.io/developer/897496769) | [Shanghai KongDe IT Co., LTD.](https://appshunter.io/developer/1235370082) |

## What reviewers say

### FerroAlloyNet

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

**In-app purchases:** none


### WeldZip

[App page](https://appshunter.io/ios/app/weldzip/id6739935720)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FerroAlloyNet free?

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

### Is WeldZip free?

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

### Do FerroAlloyNet or WeldZip have ads?

FerroAlloyNet shows ads; WeldZip does not.

### Which is updated more often, FerroAlloyNet or WeldZip?

FerroAlloyNet ships an update every 2 months, and WeldZip every 8 months. Most recently, FerroAlloyNet was updated on October 13, 2026 and WeldZip on October 8, 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.*