48 free tools · runs in your browser
Every tool you need.
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Toolbox has free tools for images, PDFs, text, marketing and more. They run right in your browser, so your files stay private on your device.
- 100% free
- No sign-up
- Files never uploaded
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Most popular
Image CompressorReduce image size in KB without visible quality loss. Works offline.Merge PDFCombine multiple PDF files into one, in the order you choose.QR Code GeneratorCreate QR codes for links, WiFi, email and phone. Free, no sign-up.PDF to JPGTurn every page of a PDF into a high-quality JPG or PNG image.Password GeneratorCreate strong, random passwords with one click.Image ResizerResize images to exact pixels, a percentage or social media sizes.
Image Tools
Compress, resize and convert images right in your browser.
Image CompressorPopularReduce image size in KB without visible quality loss. Works offline.Image ResizerPopularResize images to exact pixels, a percentage or social media sizes.Image ConverterPopularConvert images between JPG, PNG and WebP in bulk.Crop ImagePopularCrop photos to any size or aspect ratio — 1:1, 16:9, 4:5 and more.Favicon GeneratorTurn an image, letters or an emoji into a complete favicon set.Image Color PickerPick any color from an image and get its HEX, RGB and HSL codes.Rotate & Flip ImageRotate photos 90° or 180° and mirror them horizontally or vertically.Watermark ImageAdd a text or logo watermark to your photos — one or many at once.
PDF Tools
Merge, create and convert PDF files without uploading them.
Merge PDFPopularCombine multiple PDF files into one, in the order you choose.JPG to PDFPopularTurn photos and scans into a single PDF document.Split PDFPopularExtract pages from a PDF or split it into single pages.PDF to JPGPopularTurn every page of a PDF into a high-quality JPG or PNG image.Rotate PDFRotate every page of a PDF and save it permanently.Organize PDFPopularReorder, delete and rotate PDF pages with a visual preview.Add Page Numbers to PDFNumber the pages of any PDF, with your choice of position and style.PDF to TextExtract all the text from a PDF so you can copy, edit or save it.Watermark PDFStamp “CONFIDENTIAL”, “DRAFT” or any text across every PDF page.
Marketing Tools
QR codes, links and helpers for campaigns and social media.
QR Code GeneratorPopularCreate QR codes for links, WiFi, email and phone. Free, no sign-up.WhatsApp Link GeneratorPopularCreate a wa.me click-to-chat link and QR code with a pre-filled message.UTM BuilderBuild campaign URLs with UTM parameters to track every click in Google Analytics.YouTube Thumbnail DownloaderPopularGet the full HD thumbnail of any YouTube video or Short.Barcode GeneratorCreate EAN, UPC, Code 128 and other barcodes as PNG or SVG.Meta Tag GeneratorCreate SEO, Open Graph and Twitter meta tags with a live Google preview.
Text Tools
Count, clean and transform text for writing and SEO.
Word CounterCount words, characters, sentences and reading time as you type.Case ConverterChange text to UPPERCASE, lowercase, Title Case, camelCase and more in one click.Text CompareCompare two texts and highlight every addition and deletion.Remove Duplicate LinesDelete repeated lines from lists, emails or keywords and sort what's left.Lorem Ipsum GeneratorGenerate placeholder text by paragraphs, sentences or words.Find and ReplaceSearch and replace text in bulk, with whole-word and regex options.Markdown EditorWrite Markdown with a live preview, then export HTML or .md files.Text to SpeechRead any text aloud with natural voices in dozens of languages.
Developer Tools
Formatters, encoders and converters for everyday dev work.
Password GeneratorPopularCreate strong, random passwords with one click.JSON Formatter & ValidatorBeautify, minify and validate JSON with clear error messages.Base64 Encoder & DecoderEncode or decode Base64 text and turn files into data URLs.URL Encoder & DecoderPercent-encode or decode URLs and query string values.UUID GeneratorGenerate random v4 UUIDs (GUIDs) in bulk.Hash GeneratorGenerate MD5, SHA-1, SHA-256 and SHA-512 hashes from text or files.Color ConverterConvert colors between HEX, RGB, HSL, HSV and CMYK, with contrast checks.CSV to JSON ConverterConvert CSV to JSON and JSON to CSV, with a live table preview.JWT DecoderDecode JSON Web Tokens and inspect their header, payload and expiry.Regex TesterTest JavaScript regular expressions with live highlighting and groups.Unix Timestamp ConverterConvert Unix timestamps to dates and back, in seconds or milliseconds.
Calculators
Quick everyday calculators for percentages, ages and more.
Percentage CalculatorPopularWork out percentages, percentage change and discounts instantly.Age CalculatorFind your exact age in years, months and days, plus your next birthday.BMI CalculatorPopularCheck your Body Mass Index and healthy weight range in metric or imperial.Loan EMI CalculatorPopularWork out your monthly loan instalment, total interest and repayment schedule.Unit ConverterPopularConvert length, weight, temperature, area, volume, speed, time and data units.Time Zone ConverterConvert a time between Dhaka, London, New York and any other time zone.
Private by design
Most online tools upload your files to their servers. Toolbox doesn't. Every tool runs inside your browser, so your photos, documents and text never leave your device — it even works offline once the page has loaded.
- 01
Pick a tool
Search or browse by category — every tool is one click away.
- 02
Add your file or text
Drop it in. It's opened by your browser, not sent to a server.
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Get the result instantly
Download or copy the result in seconds. No queue, no watermark.