AudioEngineerToolkit

HYO SEOP LEE · Utilities

$4.99

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What changed · US

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Aug 26, 2026
New version 1.0 → 1.1

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About

A complete set of offline calculators for audio engineers — on stage, in the studio, no internet required. No login, no ads, no tracking. ■ Electrical · Ohm's Law calculator · Power calculator · Speaker impedance (series/parallel) · dB ↔ power ratio converter ■ Delay · Distance ↔ Time ↔ Phase · Haas Effect zone finder · Multi-zone speaker delay alignment · BPM-based reverb pre-delay ■ Acoustics · Frequency ↔ Period ↔ Wavelength ↔ Quarter-wavelength · Octave band calculator · Distance ↔ time delay · Room volume calculator · Room mode calculator · RT60 reverberation time ■ Tempo & Pitch · Tap tempo (BPM) finder · Note length calculator · Playback speed ↔ pitch converter (turntable-style) · Loop BPM finder · Bar duration calculator · Sample rate / buffer size latency calculator Available in Korean, English, Japanese, Spanish, and Simplified Chinese. Runs on iPhone, iPad, Mac

Details

DeveloperHYO SEOP LEE
ReleasedJul 2026
UpdatedJul 2026
Version1.1
Size1 MB
RequiresiOS 26.5 or later
Age rating4+
LanguagesChinese, English, Japanese, Korean, Spanish
Price$4.99
Categories UtilitiesMusic
Bundle IDcom.mlmusicstudio.audioengineertoolkit