# Walter Machining Calculator vs 黑湖智造3.0

The clearest difference is rating: 黑湖智造3.0 at 5.0 against Walter Machining Calculator's 3.0. 黑湖智造3.0 also leads on review sentiment (100% vs 63%) and update cadence (monthly vs every 19 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

黑湖智造3.0 holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 63% of Walter Machining Calculator's written reviews are positive against 100% of 黑湖智造3.0's.

Walter Machining Calculator ships an update every 19 months, 黑湖智造3.0 monthly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Walter Machining Calculator | 黑湖智造3.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/walter-machining-calculator/id423564212/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/30/id1586438744/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 62.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Monthly** |
| Monetization | Free | Free |
| Size | 95 MB | 35 MB |
| Requires iOS | 18.0 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Walter-AG](https://appshunter.io/developer/423564215) | [Shanghai Black Lake Technologies Co., Ltd.](https://appshunter.io/developer/1179669485) |

## 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


### 黑湖智造3.0

[App page](https://appshunter.io/ios/app/30/id1586438744)

This cloud-based platform streamlines manufacturing operations with features for planning, execution, quality, and logistics. It enhances collaboration across factories and supply chains, offering a lightweight and efficient solution for businesses.

**Highlights:** Production planning and execution, Quality inspection management, Warehouse and material management, Equipment data management, SOP management, Sales order management, Electronic document management

**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 黑湖智造3.0 free?

黑湖智造3.0 is free to download, with no in-app purchases.

### Which has better reviews, Walter Machining Calculator or 黑湖智造3.0?

黑湖智造3.0 is rated higher. Walter Machining Calculator averages 3.0 out of 5 from 5 ratings, while 黑湖智造3.0 averages 5.0 from 3 ratings.

### Do Walter Machining Calculator or 黑湖智造3.0 have ads?

Neither Walter Machining Calculator nor 黑湖智造3.0 shows ads.

### Which is updated more often, Walter Machining Calculator or 黑湖智造3.0?

Walter Machining Calculator ships an update every 19 months, and 黑湖智造3.0 monthly. Most recently, Walter Machining Calculator was updated on November 1, 2026 and 黑湖智造3.0 on October 30, 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.*