# Walter Safety vs Walter Insert Converter

The clearest difference is review sentiment: Walter Safety at 80% against Walter Insert Converter's 0%. Walter Safety also leads on update cadence (every 5 months vs every 23 months) and iOS requirement (7.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Walter Safety ships an update every 5 months, Walter Insert Converter every 23 months. The most recent releases landed on October 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Walter Safety | Walter Insert Converter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 23 months |
| Monetization | Free | Free |
| Size | 46 MB | 33 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [J. Walter Compagnie Lt�](https://appshunter.io/developer/567652446) | [Walter-AG](https://appshunter.io/developer/423564215) |

## What reviewers say

### Walter Safety

[App page](https://appshunter.io/ios/app/walter-safety/id567652443)

This app provides metal workers and welders with essential tools and information for their daily tasks. It offers charts for optimal settings on grinders, drill bits, and cutters, along with a grinding angle guide and a unit converter.

**Highlights:** Drill bit speed chart, Annular cutter chart, Abrasive speed chart, Grinding angle guide, Unit converter, Built-in level tool, Flashlight functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Walter Safety free?

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

### Is Walter Insert Converter free?

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

### Do Walter Safety or Walter Insert Converter have ads?

Neither Walter Safety nor Walter Insert Converter shows ads.

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

Walter Safety ships an update every 5 months, and Walter Insert Converter every 23 months. Most recently, Walter Safety was updated on October 29, 2026 and Walter Insert Converter 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.*