- Bit Depth & Dynamic Range
- BPM Tapper
- Chord Key Analyzer
- Compressor Settings Calculator
- Delay Calculator
- Frequency to Note
- Gain Reduction Target
- Headroom Calculator
- LFO Rate Calculator
- Linear / Voltage to dB
- Metronome
- Note Length to Samples
- Note to Frequency
- Pan Law Calculator
- Phase Correlation Guide
- RC Filter Calculator (1st Order)
- Sample Rate Converter
- Sample to Milliseconds
- Tempo to Milliseconds
Free Audio tools
HoRNet Tools is a collection of 100% free online utilities built for producers, mixers, and audio engineers. From tap tempo and metronome to timing calculators, frequency and note converters, dB/voltage conversions, and RC filter design helpers, everything is designed to be quick, clear, and practical—so you can get the numbers you need in seconds. No install, no signup: just free tools that help you work faster and make better decisions.