# Walter Insert Converter vs WTO Scanner

The clearest difference is update cadence: WTO Scanner at every 2 months against Walter Insert Converter's every 23 months. Walter Insert Converter's advantage is iOS requirement (14.0 vs 18.0). 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.

Walter Insert Converter ships an update every 23 months, WTO Scanner every 2 months. The most recent releases landed on October 7, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Walter Insert Converter | WTO Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 33 MB | 148 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Walter-AG](https://appshunter.io/developer/423564215) | [WTO Werkzeug-Einrichtungen GmbH](https://appshunter.io/developer/1533221720) |

## What reviewers say

### Walter Insert Converter

[App page](https://appshunter.io/ios/app/walter-insert-converter/id1261251907)

Easily find equivalent Walter inserts for your current machining tools. Optimize chip cutting, extend tool life, and enhance process safety and productivity.

**Highlights:** Find equivalent Walter inserts, Optimize chip cutting, Increase tool life, Enhance process safety, Supports ISO-Turning, parting-off, grooving, Covers advanced materials (CBN/PKD/Ceramics/Cermet)

**Features:** macOS Compatibility

**In-app purchases:** none


### WTO Scanner

[App page](https://appshunter.io/ios/app/wto-scanner/id1628784515)

**In-app purchases:** none


## Frequently asked questions

### Is Walter Insert Converter free?

Walter Insert Converter is free to download, with no in-app purchases.

### Is WTO Scanner free?

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

### Do Walter Insert Converter or WTO Scanner have ads?

Neither Walter Insert Converter nor WTO Scanner shows ads.

### Which is updated more often, Walter Insert Converter or WTO Scanner?

Walter Insert Converter ships an update every 23 months, and WTO Scanner every 2 months. Most recently, Walter Insert Converter was updated on October 7, 2026 and WTO Scanner on October 27, 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.*