# HaasService vs Thread Calculator

The clearest difference is ads: HaasService at none against Thread Calculator's shown. HaasService also leads on update cadence (every 2 weeks vs every 18 months) and monetization model (free vs ad-supported). Thread Calculator's advantage is review sentiment (33% vs 0%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

HaasService ships an update every 2 weeks, Thread Calculator every 18 months. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | HaasService | Thread Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (13 ratings)](https://appshunter.io/ios/app/thread-calculator/id1559560290/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 18 months |
| Monetization | **Free** | Ad-supported |
| Size | 32 MB | 25 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Haas Automation, Inc.](https://appshunter.io/developer/906164608) | [GSR Gustav Stursberg GmbH](https://appshunter.io/developer/1559560292) |

## What reviewers say

### HaasService

[App page](https://appshunter.io/ios/app/haasservice/id1475693502)

Access a comprehensive library of service tools for Haas machines, including how-to guides, troubleshooting, and diagrams. Tailor results with machine serial numbers or keyword searches. Certified technicians can manage work orders, notes, and time tracking.

**Highlights:** How-To Procedures, Troubleshooting Guides, Diagrams and Manuals, Machine Serial Number Search, Keyword Search, Work Order Management, Time Tracking

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

**In-app purchases:** none


### Thread Calculator

[App page](https://appshunter.io/ios/app/thread-calculator/id1559560290)

This app provides a quick and easy way to calculate thread dimensions for various units, including tap hole sizes and bolt specifications. It helps metalworkers find precise measurements for internal and external threads without consulting tables.

**Highlights:** Thread cutting calculator for multiple units, Cold forming calculator, Thread repair calculator, Tap hole and bolt diameter calculation, Saves time compared to tables

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HaasService free?

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

### Is Thread Calculator free?

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

### Do HaasService or Thread Calculator have ads?

Thread Calculator shows ads; HaasService does not.

### Which is updated more often, HaasService or Thread Calculator?

HaasService ships an update every 2 weeks, and Thread Calculator every 18 months. Most recently, HaasService was updated on September 14, 2026 and Thread Calculator on September 9, 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.*