All Tools
Browse all 66 free online tools. 100% browser-based, no data sent to servers.
Image Converters
JPG to PNG
Convert JPG/JPEG to PNG with transparency support.
PNG to JPG
Convert PNG to JPG with adjustable quality.
WebP to PNG
Convert WebP to widely-supported PNG.
PNG to WebP
Convert PNG to WebP for smaller files.
WebP to JPG
Convert WebP images to universal JPG.
JPG to WebP
Convert JPG to WebP for faster web loading.
SVG to PNG
Convert vector SVG to raster PNG.
HEIC to JPG
Convert iPhone HEIC photos to JPG.
HEIC to PNG
Convert iPhone HEIC photos to lossless PNG.
BMP to PNG
Convert BMP bitmap to compressed PNG.
BMP to JPG
Convert BMP bitmap to compact JPG.
GIF to PNG
Extract the first frame of GIF as PNG.
AVIF to PNG
Convert AVIF images to PNG format.
AVIF to JPG
Convert AVIF images to universal JPG.
JFIF to JPG
Rename .jfif to .jpg without re-encoding.
JFIF to PNG
Convert .jfif (Windows / KakaoTalk) to PNG.
Image Tools
Image Resizer
Resize images to any dimension.
Image Compressor
Compress images while keeping quality.
Image Upscaler
Enlarge images 2x, 3x, 4x, or to a custom size.
PNG to ICO
Build a multi-size Windows ICO from any image.
Favicon Generator
Full favicon set plus the HTML and manifest to install it.
YouTube Thumbnail Downloader
Download YouTube thumbnails in all sizes including HD.
PDF Tools
Video
WebM to MP4
Convert WebM (VP8/VP9) to MP4 that plays anywhere.
GIF to MP4
Convert GIF to MP4 for smaller size.
MOV to MP4
Convert iPhone/QuickTime MOV to MP4 — usually lossless.
MKV to MP4
Convert Matroska MKV to MP4 without re-encoding.
MP4 to WebM
Convert MP4 to VP9 or VP8 WebM for the web.
Video Compressor
Compress video to a target size for Discord or email.
Video Trimmer
Cut a clip by start and end time, no re-encoding.
MP4 to GIF
Convert MP4 videos to GIF animations.
Audio
Video to MP3
Extract the audio track from any video as MP3.
M4A to MP3
Convert iTunes and Voice Memo M4A files to MP3.
WAV to MP3
Shrink uncompressed WAV audio into MP3.
MP3 to WAV
Decode MP3 into uncompressed PCM WAV.
FLAC to MP3
Convert lossless FLAC to portable MP3.
OGG to MP3
Convert OGG Vorbis or Opus audio to MP3.
Data Converters
CSV to JSON
Convert CSV spreadsheet data to JSON.
JSON to CSV
Convert JSON arrays to CSV format.
XML to JSON
Convert XML documents to JSON.
JSON to XML
Convert JSON data to XML format.
YAML to JSON
Convert YAML config to JSON.
JSON to YAML
Convert JSON to YAML config format.
TSV to CSV
Convert tab-separated to comma-separated.
HTML to Markdown
Convert HTML markup to clean Markdown.
Text Utilities
Base64 Encode/Decode
Encode text to Base64 or decode back.
URL Encode/Decode
Encode or decode URL-safe strings.
JSON Formatter
Format, validate, and beautify JSON.
Case Converter
Convert text between UPPER, lower, camelCase, snake_case.
Word Counter
Count words, characters, and reading time.
Lorem Ipsum Generator
Generate placeholder text for designs.
QR Code Generator
Generate QR codes for URLs, text, Wi-Fi.
Developer Tools
Hash Generator
MD5, SHA-1, SHA-256, and SHA-512 from text or a file.
Timestamp Converter
Unix epoch to readable date and back.
UUID Generator
Bulk UUIDv4 and time-ordered UUIDv7.
JWT Decoder
Read the header and claims of a JSON Web Token.
Diff Checker
Compare two texts line by line.
Color Converter
HEX, RGB, HSL plus a WCAG contrast check.