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Browse the tool catalog | Page 179

Search and filter the online tool directory by task, format, and category, then open detailed pages with clear inputs, examples, and execution context. Page 179.

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Math, Date & Finance586

Calculators, numerics, date logic, statistics, and finance tools

Images, Audio & Video564

Image, audio, and video processing, conversion, and optimization tools

Design & Color284

Color, layout, graphics, visual styling, and design helper tools

Text & Writing200

Writing, cleanup, formatting, extraction, and text analysis tools

Conversion & Encoding167

Format, file, archive, unit, and encoding conversion tools

Developer & Web163

Developer utilities, networking, web debugging, and automation helpers

Audio Encoding and Format Conversion Tools

Image Format Conversion and Animated Export Tools

JSON Interchange and Format Translation Tools

Color Space Conversion Tools for Web and Print

Text Case, Encoding, and Normalization Conversion Tools

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Media

Audio Decrackler

Remove crackles and subtle impulsive noise from audio files. Ideal for restoring old recordings, cassette tapes, and digitized vinyl with surface noise

Media

Audio Frequency Analyzer

Real-time audio frequency spectrum analyzer with detailed frequency band analysis

Media

Audio Phase Analyzer

Real-time stereo phase correlation analyzer for mono compatibility checking

Media

Batch Audio Converter

Convert multiple audio files between different formats like MP3, WAV, FLAC, AAC, OGG, Opus with quality settings and batch processing

Media

Batch Audio Metadata Editor

Edit metadata tags (artist, album, title, genre, year, track, comment) for multiple audio files at once

Media

Batch Audio Normalize

Normalize multiple audio files to a target peak level with consistent volume across the batch

Media

Batch Audio Rename

Batch rename audio files using patterns, text replacement, numbering, and case conversion. Returns renamed files as a ZIP download.

Media

Audio Recorder

Record audio directly from your microphone with real-time waveform visualization and download options

Media

Scheduled Audio Recorder

Schedule automatic audio recording with countdown timer and configurable duration

Media

AMR to MP3 Converter

Convert AMR (Adaptive Multi-Rate) audio files to MP3 format

Math & Numbers

Credit Hour Calculator

Estimate academic credit hours from weekly lecture, lab, studio, term length, and contact-hour rules

Math & Numbers

Conditional Probability Calculator

Calculate P(A given B) from joint probability P(A and B) and condition probability P(B)