PDF & Image Tools
PithLab sticks to text, data and calculations. For files, use our sister sites from the same makers: ImageSpark for images and PDFSpark for PDFs. They make the same promise: your files are processed in your browser and never uploaded.
ImageSpark · Free, private image tools
Open ImageSparkCompress, convert, resize, crop and clean up images, remove backgrounds, read QR codes and more. Your images never leave your device.
Optimise
Convert
Convert ImageConvert between JPG, PNG, WebP, AVIF and BMPFavicon GeneratorGenerate favicons in every size you needImage to Base64Convert images to Base64 data URIsImage to PDFConvert images to a single PDF documentPDF to ImageTurn PDF pages into PNG, JPG or WebP imagesHEIC to JPGConvert iPhone HEIC photos to JPG or PNGImage to TextExtract text from images and screenshots (OCR)SVG to PNGConvert SVG files to PNG, JPG or WebP at any sizeVideo to GIFTurn a video clip into an animated GIFGIF Frame ExtractorSplit an animated GIF into PNG framesImage to SVGTrace PNG or JPG images into scalable SVG vectors
Edit
Resize ImageResize images to any width or heightCrop ImageCrop images with a visual selection toolRotate & FlipRotate images or flip horizontally/verticallyAdd WatermarkProAdd a text or image watermarkFilters & EffectsApply Instagram-style filtersCircle CropCrop an image into a circle for avatarsAdd BorderAdd a colored border and rounded cornersAdd Text to ImagePut captions and text boxes on a photo
AI tools
Remove BackgroundProErase the background with AI in your browserChange BackgroundProPut a photo's subject on white, a colour or a new pictureBlur BackgroundProBlur the background and keep the subject sharpImage UpscalerProEnlarge images 2×, 3× or 4× with AI or smooth resamplingMagic EraserProBrush over an object to remove it from a photo
Create
Meme GeneratorAdd top and bottom text to any imageImage CollageProCombine multiple images into a grid or stripQR Code GeneratorGenerate QR codes for links, Wi-Fi, contacts and moreScreenshot MockupProAdd a device frame to screenshotsPassport PhotoProCreate a passport-size photo to specImage SplitterProSplit an image into a grid of tilesGIF MakerTurn images into an animated GIF
Privacy
PDFSpark · Free, private PDF tools
Open PDFSparkMerge, split, compress, sign, edit and convert PDFs, and turn Word files into PDFs. Your files never leave your device.
Organise
Merge PDFCombine multiple PDF files into one documentSplit PDFExtract pages or split a PDF into multiple filesReorder PagesProRearrange the pages of a PDFRemove Blank PagesFind and remove empty pages, including blank pages in scansOrganize PDFProReorder, rotate, delete, duplicate and insert pages in one placePages per SheetProPut 2, 4, 6, 9 or 16 PDF pages on each sheet
Optimise
Edit
Rotate PDFRotate PDF pages 90°, 180° or 270°Add Page NumbersProAdd page numbers to your PDF documentDelete PagesRemove unwanted pages from your PDFAdd WatermarkProAdd text watermarks to your PDF pagesSign PDFProDraw, type or upload a signature and place it on a PDFEdit PDFProChange existing text, or add text, images, highlights and white-outFill PDF FormsProDetect and fill interactive PDF form fieldsCrop PDFProCrop PDF pages with a visual selection toolHeader & FooterProAdd headers, footers, dates, page X of Y and Bates numbersResize PDF PagesChange the page size to A4, Letter, Legal or a custom size
Convert
Images to PDFConvert JPG, PNG and other images to a PDFWord to PDFConvert a Word document (.docx) to PDFPDF to ImagesConvert PDF pages to PNG or JPG imagesPDF to TextExtract the text from a PDF as plain textPDF to ExcelTurn the tables in a PDF into an Excel spreadsheetPDF to WordConvert a PDF to an editable Word document (.docx)OCR PDFProExtract text from scanned PDFs and images using OCRScan to PDFScan paper documents to PDF with your phone or webcamExtract ImagesSave the photos and pictures inside a PDF as image files
Security
Protect PDFProAdd password protection to your PDFUnlock PDFRemove the password from a PDF you can openRedact PDFProFind and permanently black out sensitive content in a PDFCompare PDFsProSee what changed between two versions of a PDFEdit PDF MetadataView, change or remove a PDF's title, author and other properties
Tools marked Pro need a Pro plan on that site. Everything else is free.