Your tools.
Your way.
Documents, images, reading, code and calculations. Find the right tool in each section, in your browser.
Explore toolsA tool for every task.
Open, transform and download.
Nothing to install.
Documents and PDF
Convert, organize and annotate documents.
Free online PDF tools
Edit, organize and convert PDFs. Create searchable PDFs with OCR and turn PDF into EPUB in your browser, without uploading documents to a server.
Open tool →Markdown editor
Write with a side-by-side preview and export as Markdown, HTML or PDF.
Formatting, local images and printingWrite document →Compress PDF online
Reduce PDF file size in your browser. Preserve text with structural optimization or compress scanned pages as JPEG images.
Compress PDFPDF annotations
Highlight passages, add notes, draw and insert your drawn signature.
Preview, history and annotated PDF downloadAnnotate PDF →PDF organizer
Merge documents, reorder thumbnails and split or delete pages.
Page selection, rotation and extractionOrganize PDFs →PDF to EPUB
Turn PDF text into an ebook that adapts to your reader's screen.
For PDFs with selectable textConvert documentConvert MOBI and EPUB to PDF online
Convert DRM-free MOBI and EPUB books to PDF with selectable text and images. Choose A4 or Letter and text size without uploading files.
In your browser · no file uploadsOpen tool →PDF editor
Rotate, reorder and delete pages. Edit text on compatible simple pages too.
Review the result before downloadingOpen editorSearchable PDF
Recognize scanned page text to search, select and copy.
OCR in Portuguese and EnglishRecognize textImages and creation
Edit images, convert formats and create QR Codes.
String art generator
Turn a photo into a circular thread pattern, with a numbered pin sequence and printable template.
Generate string artImage converter
Batch-convert JPG, PNG and WebP with quality and width settings.
Download images as ZIPConvert images →Images ↔ PDF
Combine photos in a PDF or export pages as PNG and JPG images.
Arrange images and select pagesConvert files →Image editor
Crop, adjust colours, remove backgrounds and add text or watermarks.
Export as PNG, JPEG or WebPEdit imageQR Code generator
Customize colours and add a central image.
Local browser processingOpen tool →Reading
Open ebooks, PDFs and comics.
CBZ comic reader
Read single pages, spreads or manga, with full screen and resume.
CBZ and ZIP with JPG, PNG or WebP imagesRead comics →PDF reader
Read with search, thumbnails and bookmarks. Resume the last page when reopening.
Selectable text, zoom and locally saved positionRead PDF →EPUB reader
Open ebooks and browse chapters with reading options.
Read directly in your browserOpen readerFree online MOBI reader
Read DRM-free MOBI books in your browser with contents, themes and saved position. Local library, without uploading your book.
In your browser · no file uploadsOpen tool →Data and code
Explore tables, format code and prepare test data.
CSV and JSON viewer
Search and sort tables or browse objects and lists in a JSON tree.
Pagination and local reading, no uploadsExplore data →JSON ↔ CSV ↔ YAML ↔ XML converter
Convert structured data between four formats, directly in your browser.
Your data is processed in this browser and is not uploaded.ConvertCSV ↔ JSON ↔ Excel
Convert tables, choose a worksheet and check data before downloading.
CSV, JSON and Excel (.xlsx)Convert table →Data generators
Generate tax identifiers, IBANs and passport numbers to test forms.
Six countries, with results you can copyOpen generatorsMinify JavaScript
Reduce JavaScript code size.
Local browser processingOpen tool →Minify CSS
Reduce stylesheet size.
Local browser processingOpen tool →AES: encrypt and decrypt
Process text with AES in ECB and CBC modes.
Local browser processingOpen tool →JSON formatter
Format and validate JSON while preserving original values.
Local browser processingOpen tool →JavaScript formatter
Organize indentation and make code more readable.
Local browser processingOpen tool →CSS formatter
Format stylesheet rules and properties.
Local browser processingOpen tool →Calculators and wellbeing
Calculate, simulate investments and estimate calorie expenditure.
Astrology
Calculate your rising sign, compare zodiac signs and explore the cycles of the Moon.
Rising sign, affinities and zodiac guideExplore astrology →Calorie expenditure
Estimate daily expenditure and explore a calorie deficit at your own pace.
Calories, weight goal and approximate timeCalculate calorie expenditure →Compound interest
Simulate investments with monthly contributions and track asset growth.
Chart and term comparisonSimulate investment →Calculators
Find answers to everyday calculations with nine calculators.
Choose the calculator for your taskOpen calculatorsMaps and routes
Plan routes and edit geographic files.
Game emulators
Play in your browser using a local file or a URL.
Online NES emulator
Play NES in your browser with your own .nes ROM. Open a local file or HTTPS URL and keep your games in this browser library.
.nesPlay →Online SNES emulator
Play SNES in your browser with your own .sfc, .smc ROM. Open a local file or HTTPS URL and keep your games in this browser library.
.sfc,.smcPlay →Online Game Boy / Game Boy Color emulator
Play Game Boy / Game Boy Color in your browser with your own .gb, .gbc ROM. Open a local file or HTTPS URL and keep your games in this browser library.
.gb,.gbcPlay →Online Game Boy Advance emulator
Play Game Boy Advance in your browser with your own .gba ROM. Open a local file or HTTPS URL and keep your games in this browser library.
.gbaPlay →Online Mega Drive / Genesis emulator
Play Mega Drive / Genesis in your browser with your own .md, .gen, .bin ROM. Open a local file or HTTPS URL and keep your games in this browser library.
.md,.gen,.binPlay →