Image conversion
Convert HEIC, HEIF, AVIF, JPG, PNG, WebP, and SVG inputs in browser memory. HEIC and HEIF decoding uses a lazy-loaded local WebAssembly worker; JPG exports receive a white background when the source contains transparency.
File tools available now
Inspect, optimize, extract, organize, and prepare files without assembling a complicated workflow.
Image and media compression
Re-encode supported images, video, and audio locally with adjustable quality, measured savings, and validated output before download.
Structured data
Convert JSON objects and arrays to CSV, convert CSV tables to JSON, or create plain-text representations without uploading source data.
Mixed batch queue
Add several supported files, choose each output independently, and download each validated result from one queue.
Archive conversion
Repackage ZIP, 7Z, RAR, TAR, GZIP, BZIP2, XZ, CAB, ISO, JAR, and compound TAR archives locally with traversal rejection, entry and expansion limits, checksum checks, and real container signatures.
Documents, ebooks, and fonts
Extract and export supported Office, PDF, EPUB, Kindle, PalmDOC, comic, and font formats with format-specific validation and no remote conversion API.