Multiple Conversion Formats
Convert audio files such as M4A, MP3, and WAV; video files such as MP4, WEBM, and MOV; and images such as JPG, PNG, and WEBP into formats suited to your needs.
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Audio
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Easy for BeginnersFile Selection Type
Trim Audio
Trim and save only the required segment of an audio file.
AudioTrim & Volume
Easy for BeginnersFile Selection Type
Adjust Audio Volume
Adjust the volume of audio that is too quiet or too loud.
AudioTrim & Volume
Easy for BeginnersFile Selection Type
All-in-One Audio File Converter
Batch-convert M4A, MP3, WAV, AAC, FLAC, OGG, OPUS, WMA, AC3, AIFF, and CAF audio files to your preferred format.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
M4A to WAV
Convert M4A audio to lossless PCM WAV, suitable for editing and archiving.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
M4A to MP3
Convert M4A audio to MP3 for playback on most devices.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
WAV to MP3
Compress and convert large WAV audio files into MP3 files that are easier to share.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
Convert FLAC to MP3
Convert lossless FLAC audio to MP3 for broader playback compatibility.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
MP3 to WAV
Convert MP3 audio files to WAV format.
AudioFormat Conversion
Easy for BeginnersFile Selection Type
Reverse Audio
Reverse the playback of audio files up to 120 seconds long.
AudioMerge & Speed
Easy for BeginnersFile Selection Type
Loop Audio
Repeat and concatenate audio the specified number of times.
AudioMerge & Speed
Easy for BeginnersFile Selection Type
Audio Equalizer
Adjust bass, midrange, and treble independently from -20 to 20dB.
AudioPitch
Easy for BeginnersFile Selection Type
Audio Fade In and Out
Gradually increase or decrease volume at the beginning and end.
AudioTrim & Volume
Easy for BeginnersFile Selection Type
Audio Mixing
Mix two or more audio tracks so they play simultaneously.
AudioMerge & Speed
Easy for BeginnersFile Selection Type
Audio Noise Reduction
Reduce low-frequency noise, high-frequency noise, and static.
AudioNoise & Volume
Easy for BeginnersFile Selection Type
Automatic Volume Normalization
Normalize audio loudness to a target of -16 LUFS for broadcasting and podcasts.
AudioNoise & Volume
Easy for BeginnersFile Selection Type
Easily Separate Vocals and Background Audio
Extract or cancel the center channel of stereo audio. This is not AI-powered instrument separation.
AudioVocals & Background Audio
Easy for BeginnersFile Selection Type
Remove Vocals
Reduce vocals by canceling the center channel of stereo audio.
AudioVocals & Background Audio
Easy for BeginnersFile Selection Type
Merge Audio
Merge multiple audio files into one file in sequence.
AudioMerge & Speed
Easy for BeginnersFile Selection Type
Change Audio Speed
Change playback speed while preserving pitch as much as possible.
AudioMerge & Speed
Easy for BeginnersFile Selection Type
Change Audio Pitch
Change the pitch from -12 to +12 semitones while compensating for playback duration.
AudioPitch
Easy for BeginnersFile Selection Type
Convert Audio Files to Text Subtitles
Transcribe speech with Whisper and generate SRT subtitles.
AudioSpeech Recognition
Easy for BeginnersFile Selection Type
Automatically Remove Audio Silence
Automatically shorten silence at the beginning, middle, and end of long recordings.
AudioNoise & Volume
Easy for BeginnersFile Selection Type
Podcast Highlight Segments
Detect long speech segments using silence boundaries and generate timestamps.
AudioSpeech Recognition
Everything from file conversion to calculations and diagnostics in one place
REGOLITH is more than a collection of links. It provides functional web tools that take you from entering data and running tasks to reviewing and saving results. Original files remain unchanged, with results created separately. Each tool page explains supported formats, usage steps, and how to review results before you begin.
Getting Started Guide
Instructions for selecting files, configuring options, running tools, and saving results are available on a separate guide page and within each tool.
Detailed Task Descriptions
Provides format characteristics, recommended uses, guidelines for verifying calculation results, and precautions for handling sensitive files.