# İstweld B2B vs Dirim Metal B2B

The clearest difference is update cadence: Dirim Metal B2B at every 2 months against İstweld B2B's every 5 months. 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.

İstweld B2B ships an update every 5 months, Dirim Metal B2B every 2 months. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | İstweld B2B | Dirim Metal B2B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 70 MB | 35 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NAT Yazilim](https://appshunter.io/developer/1137276538) | [Webformans](https://appshunter.io/developer/1490078390) |

## What reviewers say

### İstweld B2B

[App page](https://appshunter.io/ios/app/istweld-b2b/id1658755486)

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

**In-app purchases:** none


### Dirim Metal B2B

[App page](https://appshunter.io/ios/app/dirim-metal-b2b/id6472591956)

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

**In-app purchases:** none


## Frequently asked questions

### Is İstweld B2B free?

İstweld B2B is free to download, with no in-app purchases.

### Is Dirim Metal B2B free?

Dirim Metal B2B is free to download, with no in-app purchases.

### Do İstweld B2B or Dirim Metal B2B have ads?

Neither İstweld B2B nor Dirim Metal B2B shows ads.

### Which is updated more often, İstweld B2B or Dirim Metal B2B?

İstweld B2B ships an update every 5 months, and Dirim Metal B2B every 2 months. Most recently, İstweld B2B was updated on October 25, 2026 and Dirim Metal B2B 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.*