Converters
88 toolsFree browser-based unit and format converters. Temperature, length, weight, color, and more. All conversions happen locally in your browser.
AAC to MP3 Converter — Bulk 320kbps
Free, private in-browser AAC to MP3 converter. Bulk convert Apple M4A and AAC audio to pristine 320kbps MP3 without upload. 100% client-side WebAssembly, unlimited files, ZIP download.
AVI to GIF Converter — Bulk Animated Maker
Free, private in-browser AVI to GIF converter. Bulk convert AVI videos to animated looping GIFs with custom FPS, scaling, and zero watermarks. 100% client-side WebAssembly.
AVI to MP3 Converter — Extract Audio in High Quality
Free, private, serverless AVI to MP3 converter. Extract pristine 320 kbps MP3 audio tracks from AVI video files online in bulk up to 20 files. 100% client-side, zero uploads, instant ZIP download.
AVI to MP4 Converter — Universal In-Browser Video Transcoder
Free, private, serverless AVI to MP4 converter. Convert legacy AVI videos to universal H.264/AAC MP4 format online in bulk up to 20 files. 100% client-side, zero uploads, fast-start web streaming, and instant ZIP download.
AVI to WebM Converter — Modern Open Web Video Transcoder
Free, private, serverless AVI to WebM converter. Convert legacy AVI videos to modern VP9/Opus WebM format online in bulk up to 20 files. 100% client-side, zero uploads, HTML5 streaming ready, and instant ZIP download.
Angle Converter — Degrees, Radians, Gradians & DMS Precision Tool
Free, private, serverless angle converter. Convert between degrees, radians, gradians, arcminutes, arcseconds, turns, milliradians, and DMS. 100% client-side precision calculations.
Area Converter — Free Instant Square Meter, Feet, Acre & Hectare Tool
Free, private, serverless area converter. Convert instantly between square meters, square feet, acres, hectares, square kilometers, square miles and more — 100% client-side with zero data tracking.
Binary to Text Converter — Free Instant Binary, Hex, Octal & Decimal Tool
Free, private, serverless binary to text converter. Convert instantly between text and binary, hexadecimal, octal, and decimal — 100% client-side with zero data tracking.
Braille Translator — Free Instant Text to Braille Unicode Converter
Free, private Braille translator. Convert text to Grade 1 Braille and decode Braille back to text instantly — Unicode output, TXT download, 100% client-side serverless tool.
CSV to JSON Converter — Free Instant Tabular to JSON Parser
Free, private, serverless CSV to JSON converter. Parse CSV files with configurable delimiters, RFC 4180 quotes, and header rows — 100% client-side with zero data tracking.
CSV to XML Converter — Free Instant Tabular to XML Generator
Free, private, serverless CSV to XML converter with bulk file support. Convert CSV data to well-formed XML with custom root/row tags and auto-delimiter detection — 100% client-side with zero data tracking.
Color Format Converter — Free Instant HEX, RGB, HSL & CMYK Tool
Free, private, serverless color format converter with batch support. Convert colors instantly between HEX, RGB, HSL, and CMYK formats with visual color picker and live swatch — 100% client-side with zero data tracking.
Cooking Measurement Converter — Free Instant Kitchen & Baking Unit Tool
Free, private in-browser cooking measurement converter. Convert cups, tablespoons, teaspoons, milliliters, fluid ounces, grams, and kilograms instantly with zero server uploads.
Coordinate Converter — Free Instant DMS, Decimal & GPS Location Tool
Free, private in-browser GPS coordinate converter. Convert between Decimal Degrees (DD) and Degrees Minutes Seconds (DMS) with bulk CSV export and Google Maps integration.
Currency Exchange Calculator — Free Converter Tool
Free currency exchange calculator with 16+ currencies, bank fee deduction, and inverse rates. Convert between USD, EUR, GBP, JPY, SAR, AED, and more. Serverless, 100% private in-browser.
Data Size Converter — Free Bytes, KB, MB, GB, TB & PB Calculator
Free, private in-browser digital storage and data size converter. Convert between bits, bytes, KB, KiB, MB, MiB, GB, GiB, TB, TiB, PB, and PiB with dual SI and IEC standards.
Data Transfer Rate Converter — Free Mbps, MB/s, Gbps & Speed Calculator
Free, private in-browser data transfer rate converter. Convert between Mbps, MB/s, Gbps, KB/s, MiB/s, and Tbps with real-time transfer time estimates for 1GB, 10GB, and 1TB.
Density Converter — Free kg/m³ g/cm³ lb/ft³ Tool
Free, private, serverless density converter. Convert between kg/m³, g/cm³, g/mL, lb/ft³, lb/in³, lb/gal, and more — 100% client-side with zero data tracking.
Electric Current Converter — Free Ampere mA μA kA Tool
Free, private electric current converter. Convert between ampere, milliampere, microampere, nanoampere, kiloampere, and CGS units — 100% client-side with zero data tracking.
Energy Converter — Free Joules kWh Calories BTU Tool
Free, private, serverless energy converter. Convert between joules, kilowatt-hours, calories, kcal, BTU, electronvolts, therms — 100% client-side with zero tracking.
Epoch & Unix Timestamp Converter — Bulk Timestamp Studio
Professional, high-precision Unix epoch timestamp converter with bulk conversion support. Convert Unix timestamps in seconds and milliseconds to human-readable dates, UTC, local time, ISO 8601, and relative time. Calculate epoch timestamps from any date. Features a live Unix clock, automatic timezone detection, and zero server uploads for 100% private client-side processing.
FLAC to MP3 Converter — Free Bulk In-Browser Audio Transcoder
Free, private, serverless FLAC to MP3 converter. Transcode studio-grade FLAC lossless files to high-fidelity MP3 with customizable bitrates (320kbps, V0, 192kbps). 100% client-side with zero data uploads.
FLV to MP3 Converter — Free In-Browser Video Audio Extractor
Free, private, serverless FLV to MP3 converter. Extract audio from Flash Video (FLV) files to high-fidelity MP3 with customizable bitrates (320kbps, V0, 192kbps). 100% client-side with zero data uploads.
FLV to MP4 Converter — Free In-Browser Video Transcoder
Free, private, serverless FLV to MP4 converter. Convert Flash Video (FLV) files to modern H.264/MP4 format with customizable quality presets. 100% client-side with zero data uploads.
Force Converter — Precision Newton, lbf, kgf, kN, kip Tool
Free, private, serverless precision force converter. Convert between Newton (N), kilonewton (kN), pound-force (lbf), kilogram-force (kgf), kip, dyne — 100% client-side with zero data uploads.
Frequency Converter — Free Online Hz, kHz, MHz, GHz & RPM Tool
Free, instantaneous, client-side frequency converter. Convert between Hz, kHz, MHz, GHz, THz, RPM, rad/s, deg/s, and BPM with automatic period calculation.
Fuel Consumption Converter — Free Online MPG, L/100km & km/L Tool
Free, accurate, client-side fuel consumption converter. Convert between MPG (US & UK), L/100km, km/L, mi/L, km/gal, and L/mi with instant reciprocal math.
HEIC to PNG Converter — Free Batch iPhone Photo Conversion
Free, private, serverless HEIC to PNG converter with bulk support. Convert iPhone HEIC/HEIF photos to lossless PNG format instantly — process multiple files at once, 100% client-side.
HTML to Markdown Converter — Smart Client-Side Parser
Free, private, serverless HTML to Markdown converter. Convert HTML code to clean CommonMark and GFM Markdown syntax. Supports headers, tables, code blocks, lists, links, and images. 100% client-side with zero data tracking.
ICO Converter — Free Multi-Size Favicon Generator Tool
Free, private, serverless ICO converter. Generate multi-resolution .ico favicon files (16x16 to 256x256) from PNG, JPG, or WebP with 32-bit alpha transparency. 100% in-browser generation with zero server uploads.
Image Format Converter — Free In-Browser Batch Photo & Graphic Transcoder
Convert images between PNG, JPEG, WebP, GIF, and BMP formats in your browser without file uploads. Free, private serverless batch image converter with granular quality control.
Image to Base64 Converter — Convert Images to Base64 & Data URI Online
Free, private, client-side Image to Base64 converter. Convert PNG, JPG, WebP, and SVG images to Base64 strings and RFC 2397 Data URIs instantly without uploading files.
JSON to CSV Converter — Bulk NDJSON & Nested Flattening Tool
Free, private, serverless JSON to CSV converter with bulk NDJSON support and nested object flattening. Convert JSON arrays and objects to RFC 4180 CSV locally in your browser.
JSON to XML Converter — Free Bulk JSON to XML Tool
Free, private, serverless JSON to XML converter with bulk support. Convert JSON data to well-formed XML with custom tags, indentation, CDATA, and ZIP export — 100% client-side.
JSON to YAML Converter — Free Bulk JSON to YAML Tool
Free, private, serverless JSON to YAML converter with bulk support. Convert JSON files to YAML format with smart quoting, key sorting, custom indentation, and ZIP export — 100% client-side.
Length Converter — Free Distance Unit Converter Online
Free, private, serverless length converter. Convert between millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, and nautical miles — 100% client-side.
MKV to AVI Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MKV to AVI converter with bulk batch support. Convert MKV videos to AVI format online with custom quality presets and ZIP export — 100% client-side.
MKV to GIF Converter — Free Bulk In-Browser Video to GIF Tool
Free, private, serverless MKV to GIF converter with bulk batch support. Convert MKV videos to animated GIF online with custom quality presets and ZIP export — 100% client-side.
MKV to MP3 Converter — Free Bulk In-Browser Audio Extractor
Free, private, serverless MKV to MP3 converter with bulk batch support. Extract audio from MKV video files to MP3 format online with custom bitrates and ZIP export — 100% client-side.
MKV to MP4 Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MKV to MP4 converter with bulk batch support. Convert MKV videos to MP4 format online with fast-start web streaming and ZIP export — 100% client-side.
MKV to WebM Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MKV to WebM converter. Convert Matroska MKV files to lightweight WebM format with VP8/VP9 and Opus codecs entirely in your browser. Batch processing up to 20 files, zero cloud uploads, custom quality controls, and instant ZIP archive download.
MOV to AVI Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MOV to AVI converter. Convert Apple QuickTime MOV videos to universally compatible AVI containers with Xvid/MPEG-4 video and MP3/PCM audio directly in your browser. Batch processing up to 20 files, zero cloud uploads, customizable quality controls, and instant ZIP archive download.
MOV to GIF Converter — Free Bulk In-Browser Video to GIF Converter
Free, private, serverless MOV to GIF converter. Convert Apple QuickTime MOV videos from iPhone, iPad, and Mac into lightweight, looping animated GIFs with custom color palettes and dithering directly in your browser. Batch processing up to 20 files, zero cloud uploads, customizable FPS/resolution, and instant ZIP archive download.
MOV to MP3 Converter — Free Bulk In-Browser Audio Extractor
Free, private, serverless MOV to MP3 converter. Extract crystal-clear audio tracks from Apple QuickTime MOV videos into universal MP3 format directly in your browser. Batch processing up to 20 files, zero cloud uploads, customizable bitrates up to 320 kbps, and instant ZIP archive download.
MOV to MP4 Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MOV to MP4 converter. Convert Apple QuickTime MOV videos from iPhone, iPad, and Mac into universally compatible MP4 (H.264/AVC & AAC) files directly in your browser. Batch processing up to 20 files, zero cloud uploads, faststart streaming optimization, and instant ZIP archive download.
MOV to WebM Converter — Free Bulk In-Browser Video Converter
Free, private, serverless MOV to WebM converter. Convert Apple QuickTime MOV videos from iPhone, iPad, and Mac into lightweight, royalty-free WebM (VP8/VP9 & Opus) files directly in your browser. Supports alpha channel transparency, batch processing up to 20 files, zero cloud uploads, and instant ZIP archive download.
MP3 to OGG Converter — Bulk Audio Transcoding
Convert MP3 to OGG Vorbis online for free with instant client-side processing. Batch convert up to 20 audio tracks with custom bitrate presets, seamless gapless looping, and ZIP archive download without uploading files to any server.
MP3 to WAV Converter — Free Bulk Client-Side Audio Conversion
Convert MP3 to uncompressed WAV online for free. Fast, private client-side audio conversion with 16/24-bit PCM quality, batch processing for up to 20 files, and ZIP export.
MP4 to AVI Converter — Client-Side Video Transcoding
Convert MP4 video files to AVI format directly inside your browser. Fast, private, client-side transcoding preserving high visual fidelity, custom frame rates, and zero server uploads.
MP4 to GIF Converter — Free & Private In-Browser Animated GIF Maker
Convert MP4 videos to animated GIF images instantly in your browser. Zero cloud uploads, 100% client-side processing, custom frame rates, color quantization, and palette optimization.
MP4 to MKV Converter — Client-Side Video Transcoding & Remuxing
Convert MP4 videos to MKV format directly in your browser. Fast, private client-side container transcoding preserving crystal-clear video fidelity, multi-track audio, and zero server uploads.
MP4 to MOV Converter — Client-Side QuickTime Video Transcoding
Convert MP4 videos to Apple QuickTime MOV format directly inside your browser. Fast, private, client-side transcoding preserving pristine video quality, professional audio fidelity, and zero server uploads.
MP4 to MP3 Converter — Client-Side Audio Extraction & Transcoding
Extract high-quality MP3 audio from MP4 videos directly inside your browser. Fast, private, client-side transcoding with adjustable bitrates, batch processing, and zero server uploads.
MP4 to WAV Converter — Uncompressed Studio Audio Extraction
Extract uncompressed studio-quality WAV audio from MP4 videos directly inside your browser. Fast, private, client-side transcoding preserving pristine dynamic range, custom bit depth, and zero server uploads.
MP4 to WebM Converter — Client-Side Open Web Video Transcoding
Convert MP4 video files to WebM format directly inside your browser. Fast, private, client-side transcoding preserving high visual fidelity, alpha transparency, and zero server uploads.
Markdown to HTML Converter — Real-Time Client-Side Parsing
Convert Markdown text into clean, semantic HTML markup directly inside your browser. Fast, private, client-side rendering with live preview, GitHub Flavored Markdown support, and zero server uploads.
Measurement Converter — Multi-Unit Engineering & Scientific Conversion
Convert measurements across 8 categories and 50+ units directly in your browser. Fast, private, client-side calculator for length, mass, temperature, volume, area, speed, time, and data.
Morse Code Translator — Free Text to Morse Converter
Convert text to Morse code and decode Morse signals into plain text instantly. Features client-side audio synthesis, adjustable WPM timing, and bidirectional parsing.
Number Base Converter — Radix Calculator (2 to 36)
Convert numbers between binary, octal, decimal, hexadecimal, and custom bases (2-36) instantly. Features arbitrary-precision math, bit/byte analysis, and bulk conversion.
OGG to MP3 Converter — Bulk Audio Transcoding
Convert OGG audio files to MP3 format online with bulk processing for up to 20 files. Customizable bitrates, in-browser execution, and zero server uploads.
PDF Image Converter — Bidirectional PDF to Image & Image to PDF Tool
Convert images (JPG, PNG, WebP) to PDF documents or extract PDF pages as high-resolution images. Features adjustable DPI scaling, page geometry presets, and 100% in-browser processing.
PDF to Word Converter — Bulk DOCX Reconstruction
Convert PDF documents to editable Microsoft Word DOCX files with preserved headings, typographic hierarchy, and paragraph layout. In-browser client-side execution with zero file uploads.
PNG to WebP Converter — Bulk Image Compression & Optimization
Convert PNG, JPG, and BMP images to modern WebP format online with bulk processing. Reduce image file sizes by up to 80% while preserving alpha transparency and visual fidelity. 100% in-browser execution.
Power Converter — Dynamic Multi-Unit Engineering Calculator
Convert power across watts (W), kilowatts (kW), megawatts (MW), mechanical horsepower (hp), metric horsepower (PS), and BTU/hr. High-precision physics calculations with zero server uploads.
Pressure Converter — Dynamic Engineering & Barometric Calculator
Convert pressure between Pascal (Pa), Kilopascal (kPa), Megapascal (MPa), Bar, PSI, Standard Atmospheres (atm), and mmHg (Torr). Exact fluid mechanics conversions with 100% in-browser privacy.
Roman Numeral Converter — Bidirectional Roman & Arabic Numeral Calculator
Convert numbers between Arabic integers (1–3,999) and classical Roman numerals instantly. Features strict grammar validation, subtractive rule verification, and 100% in-browser privacy.
SVG to PNG Converter — High-Resolution Vector to Raster Rendering Tool
Convert SVG vector files to crisp high-resolution PNG images directly in your browser. Customize resolution multipliers, background transparency, and export in batch with zero server uploads.
Speed Converter — Precision Velocity & Airspeed Unit Calculator
Convert velocity and speed units instantly across km/h, mph, m/s, knots, Mach, ft/s, cm/s, and the speed of light. Fast, high-precision, 100% client-side conversion.
TIFF to PNG Converter — High-Resolution TIF to Lossless PNG Tool
Convert TIFF and TIF images to lossless, web-ready PNG format directly in your browser. Fast client-side decoding with transparency support and zero server uploads.
Temperature Converter — Precision Thermal Scale & Formula Calculator
Convert temperatures instantly between Celsius, Fahrenheit, Kelvin, Rankine, and Réaumur. Accurate affine formulas, thermodynamic reference points, 100% client-side.
Text to Hex Converter — Free Online ASCII & UTF-8 Hexadecimal Tool
Convert plain text to hexadecimal and decode hex strings to text online. Instant, private, 100% client-side ASCII/UTF-8 hex converter with zero server uploads.
Time Converter — Free Online Duration & Time Unit Conversion Tool
Free, private online time converter. Instantly convert seconds, milliseconds, nanoseconds, minutes, hours, days, and years with human-readable duration breakdown.
Torque Converter — Free Online N·m ft·lbf kgf·m Unit Conversion Tool
Free, private online torque converter. Instantly convert Newton-meters, foot-pounds, kilogram-force meters, inch-pounds, and dyne-centimeters 100% in your browser.
Unit Converter — Free All-in-One Multi-Category Measurement Tool
Free, private all-in-one unit converter. Convert length, weight, temperature, area, volume, speed, digital data, and time instantly 100% in your browser.
Video Converter — Bulk Online Media Transcoder & Audio Extractor
Free, private, serverless online video converter with bulk processing. Convert MP4, WebM, AVI, MOV, and MKV, or extract MP3 audio 100% client-side without uploads.
Voltage Converter — Free Online Volts mV kV Unit Conversion Tool
Free, private online voltage converter. Instantly convert Volts, millivolts, microvolts, kilovolts, megavolts, and statvolts 100% in your browser.
Volume Converter — Free Online Liters Gallons Cups Capacity Tool
Free, private online volume converter. Convert liters, US and Imperial gallons, cups, pints, fluid ounces, milliliters, and cubic meters 100% in your browser.
WAV to MP3 Converter — Free Bulk In-Browser Audio Conversion
Free, private online WAV to MP3 converter. Convert large uncompressed WAV files to high-quality MP3 (up to 320 kbps) in bulk with zero server uploads.
WAV to OGG Converter — Free Bulk In-Browser Audio Conversion
Convert uncompressed WAV audio files to high-performance OGG Vorbis online for free. Batch process multiple files directly in your browser with zero server uploads.
WebM to AVI Converter — Free Bulk In-Browser Video Conversion
Convert modern WebM videos (VP8/VP9) to widely compatible AVI format online for free. Batch process files entirely in your browser with zero server uploads.
WebM to GIF Converter — Free Bulk In-Browser Video to GIF Conversion
Convert modern WebM videos (VP8/VP9) to lightweight animated GIF images online for free. Batch process clips directly in your browser with zero server uploads.
WebM to MP3 Converter — Free Bulk In-Browser Audio Extraction
Extract pristine MP3 audio from WebM videos online for free. Batch convert multiple video clips up to 320 kbps directly in your browser with zero server uploads.
WebM to MP4 Converter — Free Bulk In-Browser Video Conversion
Convert modern WebM videos (VP8/VP9) to universally compatible MP4 (H.264/AAC) online for free. Batch process files directly in your browser with zero server uploads.
WebP to PNG Converter — Free Bulk In-Browser Image Conversion
Free, private WebP to PNG converter. Bulk convert WebP images to lossless PNG format with transparent background — 100% in your browser, no upload. 100% serverless.
Weight Converter — Free Mass Unit Converter Online
Free, private, serverless weight converter. Convert between milligrams, grams, kilograms, ounces, pounds, stones, and tons — 100% in your browser, no upload. 100% serverless.
XML to CSV Converter — Free Online Bulk XML Parser
Free, private, serverless XML to CSV converter with bulk support. Parse XML files, flatten nested elements, and export as CSV — 100% in your browser, no upload. 100% serverless.
XML to JSON Converter Studio — Type Inference & Attribute Mapping
Free, private, in-browser XML to JSON converter. Automatically detect numbers, booleans, and arrays with configurable attribute mapping, zero latency and 100% privacy.
YAML to JSON Converter — Free Bulk YAML Parser Online
Free, private, serverless YAML to JSON converter with bulk support. Parse YAML files and convert to JSON with configurable formatting — 100% in your browser, no upload. 100% serverless.
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