Bivatek Thread Calculator vs Kalkulator CNC
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Bivatek Thread Calculator
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Bivatek Thread Calculator is a precision engineering tool for calculating thread dimensions based on ASME B1.1 standards. Quickly look up major diameter, minor diameter, pitch diameter, and thread pitch for Unified National thread series (UNC, UNF, UNEF). Designed for engineers, machinists, and manufacturing professionals.
Kalkulator CNC
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CNC Calculator ā Your command center right at the machine. Developed by practitioners for CNC operators and engineers. Instantly calculate machining parameters, check thread dimensions, and select cutting values without the need for paper catalogs. Key Features: ⢠Milling and Turning: Calculate cutting speed (Vc), spindle speed (n), feed (Fz, Vf), and machining time (Tc). ⢠Thread Database: Quick access to dimensions for Metric (M, MF), Imperial (UNC, UNF), and Pipe (G) threads. Check pitch, TPI, and recommended tap drills. ⢠Taper and Roughness Calculator: Calculate taper angles (alpha) and theoretical surface roughness (Ra). ⢠Feed Compensation: Automatic correction for circular interpolation inside and outside the material. ⢠Material Library: Select cutting parameters Vc, Fz, Kc for steel, aluminum, cast iron, and more. ⢠Tool Magazine: Save your proven parameters for specific tools and materials. ⢠Offline Mode: All calculations and databases are available without an internet connection, directly on the shop floor. Why choose this app? ⢠Intuitive interface ā results in just 3 taps. ⢠Full support for Landscape orientation on tablets and machine mounts. ⢠No unnecessary permissions ā we care about your privacy. ⢠Lightweight and fast performance. Download now and make your machining more precise and faster! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Bivatek Thread Calculator at none against Kalkulator CNC's shown. Bivatek Thread Calculator also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (15.1 vs 18.2). On price, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Bivatek Thread Calculator ships an update every 2 days, Kalkulator CNC every 2 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.
| Parameter | Bivatek Thread Calculator | Kalkulator CNC |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days ā better | Every 2 weeks |
| Ads | No ā better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 ā better | 18.2 |
| Further details ā not scored | ||
| Size | 41 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Vionni Software L.L.C-FZ | MICHAL SCHMUDE |
In-app purchases
Bivatek Thread Calculator
No in-app purchases
Kalkulator CNC
No in-app purchases
Questions
Is Bivatek Thread Calculator free?
Is Kalkulator CNC free?
Do Bivatek Thread Calculator or Kalkulator CNC have ads?
Which is updated more often, Bivatek Thread Calculator or Kalkulator CNC?
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