# iWeld vs XiLogGo

The clearest difference is update cadence: XiLogGo at every 2 months against iWeld's every 64 months. XiLogGo also leads on iOS requirement (17.0 vs 26.0). On price, ads, 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.

iWeld ships an update every 64 months, XiLogGo every 2 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | iWeld | XiLogGo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 1 MB | 55 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ControlPoint](https://appshunter.io/developer/1048547450) | [Ovarro](https://appshunter.io/developer/1733643237) |

## What reviewers say

### iWeld

[App page](https://appshunter.io/ios/app/iweld/id573150022)

This app calculates optimal joint parameters for manual butt fusion machines. It guides users through the fusion process with timers and helpful tips. Compatible with various Welda and Bulldog models.

**Highlights:** Automatic weld parameter calculation, Supports multiple Welda and Bulldog models, Provides pre-set timers, Offers handy hints and guidance, Clear and concise information display

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

**In-app purchases:** none


### XiLogGo

[App page](https://appshunter.io/ios/app/xiloggo/id6478663107)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iWeld free?

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

### Is XiLogGo free?

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

### Do iWeld or XiLogGo have ads?

Neither iWeld nor XiLogGo shows ads.

### Which is updated more often, iWeld or XiLogGo?

iWeld ships an update every 64 months, and XiLogGo every 2 months. Most recently, iWeld was updated on October 6, 2026 and XiLogGo on October 7, 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.*