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Convertto

Free Online Image Tools

Convert, resize, crop, compress and edit images without uploading them.

Convertto's image tools convert between PNG, JPG, WebP, AVIF, GIF, BMP, ICO and SVG, and resize, crop, rotate, compress, watermark and filter images. Processing uses the browser's Canvas and WebAssembly, so images are never uploaded and there is no file-size limit.

39 tools in this category

All image tools

Aspect Ratio CalculatorWork out the aspect ratio of any dimensions and scale them proportionally.
AVIF ConverterConvert images to and from AVIF in your browser, with a real encoder check so you never get a PNG renamed to .avif.
Business Card OCRRecognize contact name, email, phone, and organization from business cards.
Circle Crop an ImageCrop any photo into a circle, square, rounded square, hexagon or heart.
EXIF RemoverStrip all metadata — including GPS location — from photos before sharing them.
Favicon GeneratorTurn any image into a complete favicon set with all the sizes modern browsers expect.
Handwriting to Text OCRConvert handwritten notes and letters into clean digital text.
HEIC to Text OCRExtract text from iPhone HEIC photos directly in the browser.
ID Card OCR ReaderExtract details from national identity card photos.
Add a Border to an ImageAdd a solid, gradient or photo-style border, and round the corners of any image.
Image CompressorDrop an image, see its current size and dimensions auto-detected, then set your targets and compress.
Image ConverterConvert images between PNG, JPG, WebP and AVIF without uploading them anywhere.
Image CropperCrop images visually with drag handles, aspect-ratio presets and a live preview.
Image Filter EffectsApply grayscale, sepia, blur, brightness, contrast and invert effects to images.
Image Metadata & EXIF ViewerInspect EXIF data, camera settings, GPS coordinates and dimensions inside an image.
Image Colour Palette ExtractorPull the dominant colours out of any image as HEX and RGB values.
Image ResizerResize images by size, percentage or a social-media preset visually in the interactive UI editor or in bulk.
Image Rotator & FlipperRotate images by 90, 180 or 270 degrees and mirror them horizontally or vertically.
Image SplitterCut an image into an even grid of tiles — for Instagram grids and sprite sheets.
Image to ASCII Art ConverterTurn any picture into ASCII art with adjustable width and character sets.
Image to Text OCRExtract text from any image (PNG, JPG, WebP, HEIC) using browser OCR.
Image UpscalerDrop an image, see its current size auto-detected, set your target width, height or file size and enlarge.
Add a Watermark to ImagesStamp text or a logo across your images, one at a time or a whole batch.
Invoice to Excel OCRExtract invoice items and text from scanned invoices.
JPG to Text OCRConvert JPG photos and screenshots into copyable plain text.
Math Image to LaTeX OCRExtract equations and mathematical formulas from images into LaTeX format.
Meme GeneratorAdd classic top and bottom meme captions to any image, with an outline that stays readable.
Passport OCR ReaderRead and extract Machine Readable Zone (MRZ) and text from passport images.
Paste Image and DownloadPress Ctrl+V to paste a screenshot or copied image, then download it as a real file. Nothing is uploaded.
PDF OCR ExtractorPerform optical character recognition on scanned PDFs to extract text.
Photo Collage MakerCombine several photos into one image: a grid, a horizontal strip or a vertical stack.
PNG to Text OCRExtract text from PNG screenshots and documents accurately.
Receipt to Text OCRExtract store names, prices, items, and totals from receipt photos.
Scanned PDF to ExcelOCR tabular data from scanned PDFs into structured text.
Scanned PDF to TextExtract plain text from scanned PDF pages.
Scanned PDF to WordOCR scanned PDF documents into copyable text format.
SVG OptimizerStrip editor cruft and optimise path data to cut SVG file size, usually by half or more.
SVG to PNG ConverterRasterise an SVG to PNG, JPG or WebP at whatever resolution you need.
WebP to Text OCRRecognize and extract text from WebP images.

Frequently asked questions

Are my images uploaded to a server?

No. Every image tool runs in your browser using Canvas and WebAssembly. Your files never leave your device, which is why there is no size limit.

Is there a file size limit?

No fixed limit. Because processing is local, the only constraint is your device's available memory.

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