# Krone Filter Solutions vs ASME IX Welding

The clearest difference is in-app purchases: Krone Filter Solutions at none against ASME IX Welding's 5. ASME IX Welding's advantage is update cadence (every 5 months vs every 19 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ASME IX Welding sells 5 in-app purchases, starting at $4.99 per month. Krone Filter Solutions asks for nothing beyond the download.

Krone Filter Solutions ships an update every 19 months, ASME IX Welding every 5 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Krone Filter Solutions | ASME IX Welding |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 5 months** |
| Size | 34 MB | 32 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [webad - internet advertising GmbH](https://appshunter.io/developer/1629851567) | [Austenite Pty Ltd](https://appshunter.io/developer/1525502686) |

## What reviewers say

### Krone Filter Solutions

[App page](https://appshunter.io/ios/app/krone-filter-solutions/id1629851565)

**Features:** macOS Compatibility

**In-app purchases:** none


### ASME IX Welding

[App page](https://appshunter.io/ios/app/asme-ix-welding/id6448744218)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month at 4.99 | $4.99 | per month |
| Twelve month at 9.99 | $9.99 | per year |
| Twelve month 14.99 USD | $14.99 | per year |
| Twelve months at 23.99 | $23.99 | per year |
| Twelve months at 29.99 | $29.99 | per year |


## Frequently asked questions

### Is Krone Filter Solutions free?

Krone Filter Solutions is free to download, with no in-app purchases.

### Is ASME IX Welding free?

ASME IX Welding is free to download, with in-app purchases available.

### Do Krone Filter Solutions or ASME IX Welding have ads?

Neither Krone Filter Solutions nor ASME IX Welding shows ads.

### Which is updated more often, Krone Filter Solutions or ASME IX Welding?

Krone Filter Solutions ships an update every 19 months, and ASME IX Welding every 5 months. Most recently, Krone Filter Solutions was updated on September 13, 2026 and ASME IX Welding on September 22, 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.*