# IPMSClient vs WeldCalc Pro

The clearest difference is in-app purchases: IPMSClient at none against WeldCalc Pro's 2. IPMSClient also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). WeldCalc Pro's advantage is update cadence (every 3 weeks vs every 19 months). On price and ads there is nothing between them.

Both are free to download. WeldCalc Pro sells 2 in-app purchases, starting at $1.99 per 7 days. IPMSClient asks for nothing beyond the download.

IPMSClient ships an update every 19 months, WeldCalc Pro every 3 weeks. The most recent releases landed on September 28, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | IPMSClient | WeldCalc Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 3 weeks** |
| Size | 20 MB | 21 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ASL-Ingenieurbuero, M.Sebastian](https://appshunter.io/developer/558223497) | [Ersel Tarhan](https://appshunter.io/developer/1093545232) |

## What reviewers say

### IPMSClient

[App page](https://appshunter.io/ios/app/ipmsclient/id558223494)

**Features:** macOS Compatibility

**In-app purchases:** none


### WeldCalc Pro

[App page](https://appshunter.io/ios/app/weldcalc-pro-welding-calc/id6759536437)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Annual Premium | $19.99 | per year |


## Frequently asked questions

### Is IPMSClient free?

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

### Is WeldCalc Pro free?

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

### Do IPMSClient or WeldCalc Pro have ads?

Neither IPMSClient nor WeldCalc Pro shows ads.

### Which is updated more often, IPMSClient or WeldCalc Pro?

IPMSClient ships an update every 19 months, and WeldCalc Pro every 3 weeks. Most recently, IPMSClient was updated on September 28, 2026 and WeldCalc Pro on September 30, 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.*