龙星智能终端 vs Thread Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
龙星智能终端
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为所有工业企业提供通用厂内物料物流管理,可以向作者免费索取账号密码。 The application is completely free to use, without access to any charging content, and without any charging channels. 我们的用户群体是工业生产类企业的管理人员及员工,用户可以直接免费向作者索要账户和密码登录APP,该应用致力于为工业生产类的上万家目标企业用户提供便捷物料管理服务,并对所有具有相关业务的企业提供下载和服务,APP的主要发行地区为中国。 Our user group is managers and employees of industrial production enterprises. Users can directly ask the author for an account and password to log in to the app for free. The app is dedicated to providing convenient material management services for tens of thousands of users of industrial production enterprises, and providing downloads and services for all enterprises with related businesses. The main distribution area of the app is China. Thank you!
Thread Calculator
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.
- Thread cutting calculator for multiple units
- Cold forming calculator
- Thread repair calculator
- Tap hole and bolt diameter calculation
- Saves time compared to tables
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The app includes: - A calculator for thread cutting for the following units: M, MF, UNC, UNEF, UNF, UNR, UNS, NPT, NPTF, NPSC, NPSF, NPSL, NPSM, BA, BSP, BSF, BSW, BSPP, TR, and TRF - A calculator for cold forming - A calculator for thread repair You want to know which tap hole you should drill for threading or which bolt you should use? With this app, you will find the desired measures in no time: Simply select the desired thread type, nominal size, and pitch and you will get the matching diameter for your project. This saves precious time you would have spent tediously searching for internal and external thread dimensions in tables. As this app is still in its development phase, new features will follow soon, so stay tuned! GSR Gustav Stursberg GmbH is a manufacturer for high-quality thread cutting tools with 130 years of operational experience in the area of threading tool production. The product portfolio includes a wide selection of tools for different areas of application. GSR taps, twist drills, round dies, and tool holders are manufactured to the highest quality standards in our own production facilities. The constant quality control during the production process guarantees a consistent good quality in all national as well as international production facilities. This requires enormous precision, which is reflected by our tools. Precision is in the details. Since 1889.
Screenshots
Verdict
The clearest difference is ads: 龙星智能终端 at none against Thread Calculator's shown. 龙星智能终端 also leads on update cadence (every 6 weeks vs every 18 months) and iOS requirement (12.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
龙星智能终端 ships an update every 6 weeks, Thread Calculator every 18 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | 龙星智能终端 | Thread Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (14 ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 14 — better |
| Update frequency | Every 6 weeks — better | Every 18 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 40 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | 忠和 陈 | GSR Gustav Stursberg GmbH |
In-app purchases
龙星智能终端
No in-app purchases
Thread Calculator
No in-app purchases









