Apps Like Instrument Toolbox for iPhone and iPad
Ranked alternatives
Showing 721–740 of 1,000 ranked alternatives.

Hydraulic Pressure Calculator
Tan Chia Ling
Calculate force with and diameter
Calculate force using and piston diameter. Input values in multiple units. Display results with up to 16 decimal places. Copy results to other apps. Include formulas for reference. Optimized for efficient use.












Unit Converter & Metric Tool
NIKLAS ETZLINGER
Convert units instantly and accurately
Convert units across categories like length, weight, temperature, and volume. Select units, input values, and receive instant results. Access a comprehensive list of measurement systems. Share results via email or copy to clipboard.

Pipe Working Pressure Calc
Tan Chia Ling
Calculate , thickness, and diameter
Calculate fluid , wall thickness, and outside diameter using Barlow's Formula. Input values in various units and copy results to other apps. Includes formulas for reference and supports up to 16 decimal places.


Callie - All in One Calculator
The Clairos Group, LLC
Calculate, convert, plan, and track
& Math Tools • Classic with basic and advanced functions • Financial tools for loan payments and savings planning • Unit conversion for measurements and currencies • Tip calculation and percentage functions • Offline use without internet

Audio Techniques | Sound Math
David Mickey
Essential audio reference for sound engineers.
The app provides audio calculations for professionals and students. It includes tools for wavelength, panning, and timecode conversion, offering instant results without an internet connection.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.