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Converters8 file families · 44 direct conversions
What changes in a conversionarrow_forward
image57 formats
Image Converterarrow_forwardPhotos, screenshots, icons and graphics. Change format, cut size for the web, or rescue iPhone HEIC photos.
swap_horizPopularall 7
HEIC → JPGAVIF → JPGBMP → JPG
movie30 formats
Video Converterarrow_forwardScreen recordings, phone clips and exports. Re-wrap or re-encode for any player, or pull audio and GIFs out.
swap_horizPopularall 10
Video → GIFAVI → MP4GIF → MP4
graphic_eq42 formats
Audio Converterarrow_forwardVoice memos, podcasts and music. Go lossless for editing or compact for sharing, without touching quality twice.
swap_horizPopularall 7
AAC → MP3FLAC → M4AFLAC → MP3
description28 formats
Document Converterarrow_forwardContracts, spreadsheets and reports. Make PDFs editable, lock Word files into PDFs, or pull clean data out of tables.
swap_horizPopularall 8
Image → PDFPDF → JPGPresentation Converter
menu_book11 formats
Ebook Converterarrow_forwardBooks and long reads. Move titles between Kindle, Kobo and Apple Books, or read them right here in the browser.
swap_horizPopularall 0
folder_zip16 formats
Archive Converterarrow_forwardBundles of files. Open RAR and 7Z without installing anything, or repack into ZIP so anyone can open it.
swap_horizPopularall 4
RAR → ZIP7Z → ZIPTAR.GZ → ZIP
font_download8 formats
Font Converterarrow_forwardTypefaces for design and the web. Turn desktop fonts into fast WOFF2 for sites, or back into TTF for apps.
swap_horizPopularall 4
TTF → WOFF2OTF → TTFWOFF2 → TTF
slideshow10 formats
Presentation Converterarrow_forwardDecks from PowerPoint, Keynote and Google Slides. Swap between them or flatten into a PDF anyone can open.
swap_horizPopularall 4
PPTX → PDFKEY → PPTXPPT → PPTX
Compressors8 file types · same format, smaller fileAlso:GIF Compressor·SVG Optimizer
How compression worksarrow_forward
imagearrow_forward
Image CompressorHit a KB target with measured SSIM
targetKB target or quality
JPGPNGWebPGIF
moviearrow_forward
Video CompressorFit a size limit with corrective passes
targetMB limit or preset
MP4MOVMKVAVI
graphic_eqarrow_forward
Audio CompressorBitrate against the measured cut-off
target32-320 kbps
MP3WAVFLACAAC
descriptionarrow_forward
Document CompressorResample scans, recompress streams
targetImage dpi
PDFDOCXODT
co_presentarrow_forward
Presentation CompressorShrink the photos and media inside slides
targetImage size in slides
PPTXPPTODP
menu_bookarrow_forward
Ebook CompressorSmaller EPUBs without losing chapters
targetImage quality
EPUBMOBIAZW3
folder_ziparrow_forward
Archive CompressorPack files at the best ratio
targetMethod and level
ZIP7ZTARGZ
text_fieldsarrow_forward
Font CompressorWeb-ready fonts for fast loading
targetOutput and subset
TTFOTFWOFFWOFF2
Tool hubs9 hubs · every tool, grouped, with an inspector on each
imageImage toolsEdit, crop, resize, redact and inspect photoscodec bake-offarrow_forwardmovieVideo toolsTrim, edit, compress and turn clips into GIFscontainer inspectorarrow_forwardgraphic_eqAudio toolsClip, join, record, mix and measure loudnessLUFS meterarrow_forwardpicture_as_pdfPDF toolsMerge, split, sign, protect and watermark PDFsstructure inspectorarrow_forwarddescriptionDocument toolsWord, Excel and CSV files, read down to the XMLhidden-data checkarrow_forwardmenu_bookEbook toolsEPUB, MOBI and comics checked and convertedreflow labarrow_forwardfolder_zipArchive toolsOpen, check and rebuild ZIP, TAR and 7Z safelysafety inspectorarrow_forwarddata_objectDeveloper toolsJSON, Base64, regex, hashes, JWT, colour and DNS20+ toolsarrow_forwardcalculateCalculatorsInterest, loans, VAT, dates, percentages and paceexact mathsarrow_forward
REFERENCEdictionaryFormats explainedWhat each format is forarrow_forwardschoolCore conceptsCodecs, containers, compressionarrow_forwardmemoryHow processing worksWhat happens to your filearrow_forward
GUIDESchecklistHow-to guidesStep-by-step walkthroughsarrow_forwarddevicesPlatform guidesTips for iPhone, Windows, Macarrow_forwardcompareComparisonsTwo formats measured side by sidearrow_forward
newspaperBlogNews, release notes and deep divesarrow_forward
lightbulbpopular comparisonJPG vs PNG: which one should this picture be?Measured on real photos, logos and screenshots, with a rule you can apply in a second.Read the comparisonarrow_forward
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image

Image

Resize, convert, compress and clean up photos and graphics.
32
auto_fix_highBackground RemoverPOPULARFlood, colour key or AI cutout with exact alphavisibility_offEXIF viewer & removerPOPULARSee what a photo reveals, strip location and serials without re-encodingswap_horizHEIC to JPGPOPULARConvert HEIC files to JPGcompressImage CompressorPOPULARHit a target size with measured SSIMswap_horizImage ConverterPOPULARBatch-convert to 8 formats, each result decoded and checkeddocument_scannerImage to text (OCR)POPULARCopy words out of photos and scans, every word boxed by confidencecategoryAll image toolsThe hub, with its inspector and reference labsswap_horizAVIF to JPGFit an upload form’s type, size and pixel limitsswap_horizBMP to JPGOwn BMP decoder with byte map, RLE and alpha supportswap_horizGIF to PNGPick frames as shown, not as stored, or make an APNGswap_horizGIF to WebPMixed lossy/lossless frames, measured against the GIFswap_horizHEIC to PNGEvery item inside an iPhone photo, with GPS removalswap_horizHEIC to WebPA responsive srcset of real WebP sizes from one photocolorizeImage Color PickerPick colours and extract palettescropImage CropCrop on the JPEG block grid, leftovers checkedtuneImage EditorExposure, colour and clarity on real pixelsphoto_size_select_largeImage ResizerLanczos, Mitchell and gamma-correct resizingbranding_watermarkImage WatermarkVisible and invisible watermarks testedswap_horizJPG to AVIFAV1 key frame from your browser, AVIF boxes written by handswap_horizJPG to GIFConvert JPG files to GIFswap_horizJPG to PNGBackground removal and PNG-8/24/32 from our own encoderswap_horizJPG to SVGConvert JPG files to SVGswap_horizJPG to WebPSmallest WebP that still matches each JPG, with page-load savingsswap_horizPNG to ICOConvert PNG files to ICOswap_horizPNG to JPGTen measured qualities, transparency fill and real 4:2:0 checkswap_horizPNG to SVGConvert PNG files to SVGswap_horizPNG to WebPLossless or lossy per image, decided by measuring bothswap_horizSVG to JPGConvert SVG files to JPGswap_horizSVG to PNGConvert SVG files to PNGswap_horizTIFF to JPGEvery page, 16-bit and CMYK decoded here; print size keptswap_horizWebP to JPGBatch convert, catch misnamed files, keep EXIF and ICCswap_horizWebP to PNGAnimated WebP to APNG, with EXIF and colour profile carried over
menu_book

Ebooks

Move books between EPUB, MOBI and the reader you actually use.
2
menu_bookEbook ConverterEPUB, MOBI, FB2 in; EPUB 3, FB2, PDF outswap_horizEPUB to MOBIConvert EPUB files to MOBI
help_center

Format reference

What a format is, what it is good at, and what to convert it to.
27
library_books7Z formatHeader, folders, solid blocks, LZMA decoded in the browserlibrary_booksAAC / M4A formatDecode the AudioSpecificConfig, gapless info and tagslibrary_booksBMP formatDecode every BMP variant and test your browserlibrary_booksCSV formatSniff the dialect, profile columns, compare parserslibrary_booksDOCX formatInspect a .docx file byte by bytelibrary_booksEPUB formatInspect a .epub file byte by bytelibrary_booksFLAC formatInspect a .flac file byte by bytelibrary_booksGIF formatInspect a .gif file byte by bytelibrary_booksGZIP formatDecode every Deflate block and tokenlibrary_booksHEIC formatInspect a .heic file byte by bytelibrary_booksICO / CUR formatDecode every icon entry, see which one the browser pickslibrary_booksJPG formatInspect a .jpg file byte by bytelibrary_booksMKV / WebM formatWalk EBML elements, rebuild Cues and Durationlibrary_booksMOV formatInspect a .mov file byte by bytelibrary_booksMP3 formatInspect a .mp3 file byte by bytelibrary_booksMP4 formatInspect a .mp4 file byte by bytelibrary_booksOGG formatInspect Ogg pages, packets and CRCslibrary_booksPDF formatInspect a .pdf file byte by bytelibrary_booksPNG formatInspect a .png file byte by bytelibrary_booksSVG formatInspect a .svg file byte by bytelibrary_booksTAR formatWalk 512-byte blocks, pax and GNU headers, reproducible tarslibrary_booksTIFF formatFollow the IFD chain and decode every pagelibrary_booksWAV formatInspect a .wav file byte by bytelibrary_booksWebP formatInspect a .webp file byte by bytelibrary_booksWOFF2 / TTF / OTF formatFont tables, coverage, and a font compiled in the browserlibrary_booksXLSX formatFollow a cell from XML to what Excel showslibrary_booksZIP formatInspect a .zip file byte by byte

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