# TPT mobile vs Walter Insert Converter

The clearest difference is iOS requirement: TPT mobile at 9.0 against Walter Insert Converter's 14.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

TPT mobile ships an update every 36 months, Walter Insert Converter every 23 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TPT mobile | Walter Insert Converter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 23 months** |
| Monetization | Free | Free |
| Size | 17 MB | 33 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CERATIZIT Deutschland GmbH](https://appshunter.io/developer/1110341360) | [Walter-AG](https://appshunter.io/developer/423564215) |

## What reviewers say

### TPT mobile

[App page](https://appshunter.io/ios/app/tpt-mobile/id533810937)

This tool helps users find suitable standard thread milling cutters and drill/thread milling cutters based on their threading application. It provides tool drawings, calculates cycle times, and generates CNC programs for chosen tools. The app supports multiple languages and control systems.

**Highlights:** Thread milling cutter selection, Drill/thread milling cutter recommendations, Tool drawings, Cycle time calculation, CNC program generation, Multi-language support

**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 TPT mobile free?

TPT mobile 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 TPT mobile or Walter Insert Converter have ads?

Neither TPT mobile nor Walter Insert Converter shows ads.

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

TPT mobile ships an update every 36 months, and Walter Insert Converter every 23 months. Most recently, TPT mobile was updated on October 23, 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.*