Best apps like Drill Bit Converter

10+ similar apps compared and reviewed

4.8 avg rating

4 free apps

Updated September 2026

Drill Bit Converter

Dohmann Engineering Services

🔧 Utilities

🔍 Reference

Drill Bit Converter is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Drill Bit Converter

Drill Calc by Black Cat Systems

Editor's Choice

🔧 Utilities

4.1(19 ratings)

$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.

Transformer Calc NEC by Rizvan Adzhoian

NEC Art.450 kVA & OCPD

Strong Contender

🔧 Utilities

0.0(0 ratings)

$0.99In-App Purchases

MachiningGuru by Alejandro Avina Anguiano

Worth Considering

🔧 Utilities

0.0(0 ratings)

Free

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Material Removal Rate

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Fraction Calculator: Inch & CM

Easy Unit Converter & Calc

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This app simplifies complex measurements by allowing you to add, subtract, multiply, and divide fractions, inches, and centimeters in one equation. Visualize your results on a digital ruler and manage project dimensions with smart cut lists and running totals. It's designed for offline use with no ads or tracking.

Hybrid math engine for mixed unitsVisual tape measure with dual-scale rulerSmart cut lists and running totals

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(1)

freemium

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Thread Calculators

Thread Size Calculator

$1.99

This app provides precise thread-cutting data for various international standards. It assists machinists, engineers, and CNC professionals in quickly finding essential measurements and detailed tables for thread dimensions and cutting values.

Supports international thread standards (M, UNC, NPT, etc.)Tap Hole Size CalculatorBolt Diameter Guide

🔧 Utilities

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IEC Box & Conduit Calc

IEC 60364 Sizing Guide

Free

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Fire Alarm Field Pro

by Precision App Co, LLC

Free

This comprehensive toolkit assists fire alarm professionals with design, calculations, project organization, and report generation. It includes practice exams for certification and an AI assistant for instant guidance on design and troubleshooting.

Project data organizationVoltage drop calculatorBattery calculator

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(5)

free with in-app purchases

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Compare with Drill Bit Converter