Showing 161–180 of 1,000 ranked alternatives.
Ahmet Giray Ucar
Measure noise levels in real time
Measure sound levels with precise readings from 30 to 130 dBA. Use A, B, C, Z, and ITU-R 468 frequency filters. Adjust time weighting settings including SLOW, FAST, and IMPULSE. Display real-time data with clear visual indicators.
Yasar Bozdag
Tune guitars with sound frequency.
The app listens to instrument sound and measures its frequency. It supports over 50 tuning styles and offers a metronome with beat groupings, vibration, and torch features.
Roman Aliyev
Record clean speech with noise cancellation
Voice recorder with automatic hissing noise cancellation. Monitor sound levels during recording. Record in background. Share recordings via Airdrop or cloud services. Supports iTunes file sharing and Slide Over/Split View.
Matthias Schorer
Measure room acoustics with precision analysis.
The app measures reverberation time (RT60) using Impulse and Interrupted Noise methods. It calculates RT60 based on RT20 and RT30 decay slopes and allows data export.
Limelight Software
Generate test tones and frequencies easily.
The app generates test tones and frequencies using sine, square, and sawtooth waves. It supports frequencies from 20Hz to 22kHz and includes white and pink noise generation.
Vicinno Soft LLC
Programmable scientific calculator for iPhone.
The app provides complex number calculations, matrix operations, and root finding. It also performs numerical integration and supports hyperbolic and inverse hyperbolic trigonometric functions.
Richard Silverman
Save calculations and history
Upgrade your free with paper tape history for reviewing and editing past calculations. or export the history to iBooks, Dropbox, email, or . Save and retrieve files, add comments, and modify entries. The iPad version includes a full-sized keypad.
Halcyon Touch Software
Calculate and scroll through numbers
Perform calculations with over 225 built-in operations including trigonometry, logarithms, complex functions, and real numbers. Scroll through the stack with finger gestures. Copy and paste results. Work with real and complex numbers.
AllAboutApps
Track battery, manage dates, convert currency
Battery monitor tracks device charge level and health. Currency converter switches between 195 currencies and 3 precious metals with manual or automatic rate updates. Date calculator determines days between two dates.
MORAVIA Consulting, spol. s r.o.
Calculate with precision and reliability
Perform complex calculations using RPN input. Access advanced mathematical functions and programming capabilities. Store and recall values with memory registers. Use a redesigned interface for enhanced usability.
Limelight Software
Portable real-time spectrum analysis tool.
The app provides real-time spectrum analysis using Fourier Transform. It offers various display modes, including octave bands and spectrograms, with multi-touch magnification and noise cancellation features.
Dmitriy Kharutskiy
Analyze waves in real time
Analyze spectra in real time using a microphone. Display waveforms and FFT data with adjustable frequency scales. Measure noise levels for approximate readings. Adjust FFT size for varying frequency accuracy.
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