Best apps like Thread Calculators

9+ similar apps compared and reviewed

3.0 avg rating
3 free apps
Updated July 2026

Thread Calculators is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Thread Calculators

Fit Tolerance ISO Pro#2

Fit Tolerance ISO Pro by Yasar Yucel Yesilbag

Fits and Tolerances Calculator
Strong Contender
🔧 Utilities
3.0(1 ratings)
$0.99
Fit Tolerance ISO Pro screenshot 1
Fit Tolerance ISO Pro screenshot 2
Fit Tolerance ISO Pro screenshot 3
Fit Tolerance ISO Pro screenshot 4
Fit Tolerance ISO Pro screenshot 5
Fit Tolerance ISO Pro screenshot 6

Calculate engineering tolerances for various mechanical components like bearings, shafts, and housings. It adheres to ISO and ANSI standards, providing size limits, deviations, and fit types. Visual representations of fits are also generated.

More apps like Thread Calculators

4
Belt Length Calculator Pro
Belt Length Calculator Pro
Belt Length Calculator Pro
by Imran Pinjara
$2.99

Calculate the required belt length for drive systems using open or cross belt arrangements. Input pulley diameters and center distance to get the precise belt length needed.

Open belt arrangement calculationCross belt arrangement calculationInput large pulley diameter
🔧 Utilities
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paid
5
Taper Angle Calculator
Taper Angle Calculator
Taper Angle Calculator
Find Shaft, Degrees, Alignment
$4.99

This utility app simplifies taper angle calculations for professionals and students. It offers quick, accurate results with support for both metric and imperial units, and saves your calculation history.

Quick taper angle computationUser-friendly interfaceAccurate results
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6
Drill Bit Converter
Drill Bit Converter
Drill Bit Converter
by Dohmann Engineering Services
$0.99
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7
Drill Calc
Drill Calc
Drill Calc
by Black Cat Systems
$2.99

This utility app helps you determine the correct drill bit size for threaded holes. It supports both inch and metric threads, calculates close and tight fit hole sizes, and provides tables for standard drill bit sizes and pipe information.

Calculates drill bit size for threaded holesSupports inch and metric threadsDisplays close and tight fit hole sizes
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paid
8
Machinist Calc Pro
Machinist Calc Pro
Machinist Calc Pro
Machining Math Calculator
$24.99

This app provides machining professionals with a comprehensive set of tools for calculations related to speeds, feeds, threads, and trigonometry. It aims to increase productivity and reduce tool wear by offering quick access to essential data, replacing the need for physical charts and books.

Speeds and Feeds calculationsThread size and drill size look-upsTrigonometric functions
🔧 Utilities
(3)
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9
Almost Equal To
Almost Equal To
Almost Equal To
Metric – Imperial Converter
Free
🔧 Utilities
(0)