Measure and log sound levels in real-time with this intuitive tool. Track your audio environment, save recordings, and customize themes. Understand noise exposure and its potential impact on hearing.





9+ similar apps compared and reviewed
Whether you want more options like Complex Number Cruncher or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.





Measure and log sound levels in real-time with this intuitive tool. Track your audio environment, save recordings, and customize themes. Understand noise exposure and its potential impact on hearing.






This app offers a modern, intuitive interface for complex calculations, supporting scientific, engineering, and advanced mathematical functions. It allows natural equation entry, provides a formula book, and includes unit and currency converters. Available across Apple devices, it caters to students and professionals needing a powerful calculation tool.






Control Omicron CMCs to output analog voltages and currents, feed in binary signals, or measure them. Perform wiring and control system checks, as well as trip tests for protective functions quickly and easily. It also facilitates polarity checks when used with a handheld CPOL device.


Perform various matrix operations including addition, subtraction, and multiplication. Calculate the transposed matrix, adjoint, inverse, determinant, and rank. Supports matrices of any size (MxN).


This app functions as a powerful calculator with a notebook interface, allowing users to write, edit, save, and graph complex calculations. It supports a wide range of mathematical and statistical functions, including scientific and complex number calculations, with features like copy, cut, and paste for easy editing.


This app provides 34 civil engineering calculators for beam analysis and conversion, referencing industry codes. It features auto-fill pickers for sections and materials, dual unit systems, and calculation history. Professionals and students can generate PDF reports and access built-in reference tables.




This app generates random numbers and secure passwords with customizable options. It allows users to set ranges, lengths, and character types for both numbers and passwords, with features like duplicate exclusion and history logs.


This app offers a comprehensive calculator for various mathematical needs, including basic arithmetic, algebra, trigonometry, and complex numbers. It supports multi-story fractions, roots, and provides infinite problem solutions with a user-friendly interface and multiple modes.