Convexy

Conversion guides

Every guide here describes a conversion Convexy can actually perform — the list is generated from the app's real conversion matrix, not from a marketing wishlist.

Images

AVIF to JPGFor when the newest codec is too new DNG to JPGDevelop a raw negative into a shareable photo GIF to JPGA still frame from a 256-colour format HEIC to AVIFSame idea, royalty-free codec, browsers accept it HEIC to JPGThe fix when Windows won't open your iPhone photos HEIC to PNGLossless from here, but a much bigger file HEIC to WebPiPhone photos, ready for the web JPG to PDFWrap a photo in a document, one page per image JPG to PNGLossless from here — but no quality is restored JPG to WebPSmaller files for the web — the direction iOS can't do alone PNG to ICOFavicons and Windows icons, square-only PNG to JPGMuch smaller, permanently lossy, no transparency PNG to PDFScreenshots and graphics as documents PNG to WebPAlpha channel kept, file size slashed SVG to ICOVector logo to favicon, rendered at icon size SVG to PNGVector to pixels, at whatever size you choose TIFF to JPGScanner and archive files, cut down to size WebP to JPGFor the images you saved from the web WebP to PNGKeeps the alpha channel, costs you file size

Video

MOV to GIFShort silent loops. Know the limits first. MOV to M4AThe sound from an iPhone video, on its own. MOV to MP4iPhone video, in the container everything accepts. MP4 to GIFThe size arithmetic, and how to keep it small. MP4 to M4AKeep the audio, drop the video. MP4 to MOVBack into Apple's container for Mac tooling.

Audio

AIFF to MP3Apple's uncompressed format, shrunk for the real world. FLAC to M4AGet a lossless library into Apple's world. FLAC to MP3Lossless master, portable copy. Keep both. FLAC to WAVUnpack a lossless master for tools that need WAV. M4A to FLACBigger file, same audio. Read before you do it. M4A to MP3Lossy to lossy. When it is worth it, and when it is not. M4A to WAVFor editing and stubborn tools. Not for quality. MP3 to M4AInto Apple's format. Lossy to lossy — know the cost. WAV to FLACSame audio, half the size. Genuinely lossless. WAV to M4AShrink a huge WAV the right way, once. WAV to MP3Lossless source, first-generation encode. The good kind.

Documents

CSV to JSONArray of objects, keyed by the header row HTML to MarkdownTurn a formatted page back into editable text HTML to PDFRender a local .html file to a fixed page JSON to CSVWorks on a flat array of objects. Only that. Markdown to HTMLA standalone page you can open in any browser Markdown to PDFHeadings, lists and bold, rendered to a page PDF to JPGRender a page to an image — first page only PDF to PNGLossless page rendering — best for text and diagrams PDF to TIFFLossless page rendering at 72, 150 or 300 dpi PDF to TXTPull the text out — if the PDF actually has any RTF to PDFFreeze a rich-text document's layout for good TXT to PDFPlain text, laid out on Letter, A4 or Legal TXT to RTFPlain text in a word-processor envelope