# Walter Machining Calculator vs True Position

Walter Machining Calculator and True Position both sit at 3.0 stars, but that hides the real split: 63% of Walter Machining Calculator's written reviews are positive against 33% of True Position's. Walter Machining Calculator also leads on update cadence (every 19 months vs every 46 months). True Position's advantage is iOS requirement (11.0 vs 18.0). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 3.0 for Walter Machining Calculator against 3.0 for True Position. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews are what separate them: 63% of Walter Machining Calculator's written reviews are positive against 33% of True Position's.

Walter Machining Calculator ships an update every 19 months, True Position every 46 months. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Walter Machining Calculator | True Position |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/walter-machining-calculator/id423564212/reviews) | [3.0 (4 ratings)](https://appshunter.io/ios/app/true-position/id685642406/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | **62.9% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 19 months** | Every 46 months |
| Monetization | Free | Free |
| Size | 95 MB | 24 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Walter-AG](https://appshunter.io/developer/423564215) | [Douglas Rudd](https://appshunter.io/developer/674807014) |

## What reviewers say

### Walter Machining Calculator

[App page](https://appshunter.io/ios/app/walter-machining-calculator/id423564212)

Calculate machining time, power, torque, and cutting force for various operations. Compare existing tools with new ones to project potential savings.

**Highlights:** Calculate machining time, power, and torque, Determine cutting force and metal removal rate, Support for milling, drilling, boring, turning, and grooving, Thread tapping, forming, and milling calculations, Material selection for calculations, Savings calculator for tool comparison

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

**In-app purchases:** none


### True Position

[App page](https://appshunter.io/ios/app/true-position/id685642406)

This app calculates the true position of holes based on engineering drawing dimensions and tolerances. It helps determine if hole positions meet required specifications, with or without Maximum Material Condition. It's a tool for manufacturing quality control.

**Highlights:** Calculate true position of holes, Enter engineering drawing dimensions, Account for specified tolerances, Supports Maximum Material Condition, Checks if hole positions are within tolerance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Walter Machining Calculator free?

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

### Is True Position free?

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

### Which has better reviews, Walter Machining Calculator or True Position?

Walter Machining Calculator and True Position are both rated 3.0 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do Walter Machining Calculator or True Position have ads?

Neither Walter Machining Calculator nor True Position shows ads.

### Which is updated more often, Walter Machining Calculator or True Position?

Walter Machining Calculator ships an update every 19 months, and True Position every 46 months. Most recently, Walter Machining Calculator was updated on October 23, 2026 and True Position on October 14, 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.*