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50 free online tools

All free online tools

Every Tivrn tool in one place. Search by name or task, filter by category, sort A–Z or show the most popular tools first. Each tool opens on its own page and works right in your browser.

50 tools

Merge PDFCombine several PDF files into one document in the order you choose.Use Tool Split PDFExtract page ranges or split every page into its own PDF file.Use Tool Compress PDFReduce PDF file size with lossless optimisation or image-based compression.Use Tool JPG to PDFTurn one or many JPG images into a single, neatly laid out PDF.Use Tool PDF to JPGRender PDF pages as high-quality JPG images, one by one or as a ZIP.Use Tool Rotate PDFRotate all pages or selected pages by 90°, 180° or 270°.Use Tool Add Watermark to PDFStamp custom text on PDF pages with your own size, colour and opacity.Use Tool PDF Page RemoverDelete unwanted pages from a PDF and keep the rest.Use Tool Protect PDFAdd a password to a PDF with genuine AES-256 encryption.Use Tool PDF Page NumberingAdd page numbers with your choice of position, start number and size.Use Tool Image CompressorShrink JPG, PNG and WebP images and compare sizes before downloading.Use Tool Image ResizerResize images to exact pixels or presets, with fit or crop options.Use Tool Image CropperCrop images with a draggable box and common aspect ratios.Use Tool JPG to PNGConvert JPG photos to lossless PNG files, one or many at a time.Use Tool PNG to JPGConvert PNG to JPG with quality control and a background colour.Use Tool WebP ConverterConvert images to and from WebP, JPG and PNG.Use Tool Image to Base64Encode an image as a Base64 data URL or raw Base64 string.Use Tool Favicon GeneratorCreate favicons from an image or initials, with all common sizes.Use Tool Passport Photo MakerCrop and size portrait photos to common passport and ID formats.Use Tool Color Picker from ImageClick any pixel to get HEX, RGB and HSL colour values.Use Tool Word CounterCount words, characters, sentences, paragraphs and reading time.Use Tool Character CounterCount characters live and track a character limit.Use Tool Case ConverterSwitch text between upper, lower, sentence, title and toggle case.Use Tool Remove Duplicate LinesDelete repeated lines while keeping the first occurrence.Use Tool Text ReverserReverse characters, word order or line order instantly.Use Tool Find and ReplaceReplace words or phrases in text and see how many changed.Use Tool Lorem Ipsum GeneratorGenerate placeholder paragraphs, sentences or words.Use Tool Text Diff CheckerCompare two texts and highlight additions and removals.Use Tool Meta Title GeneratorBuild SEO title ideas from your keyword and brand.Use Tool Meta Description GeneratorDraft meta descriptions with live character counts.Use Tool SERP Snippet PreviewPreview how a title, URL and description may look in search results.Use Tool Keyword Density CheckerMeasure keyword and phrase frequency in your content.Use Tool Slug GeneratorTurn titles into clean, URL-friendly slugs.Use Tool Robots.txt GeneratorCreate robots.txt rules with user-agents and a sitemap link.Use Tool Sitemap XML GeneratorBuild an XML sitemap from your own list of URLs.Use Tool Percentage CalculatorWork out percentages, ratios and percentage change.Use Tool Age CalculatorFind exact age in years, months and days from a birth date.Use Tool BMI CalculatorCalculate adult BMI in metric or imperial units.Use Tool Loan EMI CalculatorEstimate monthly loan payments, interest and a repayment schedule.Use Tool Profit Margin CalculatorFind gross profit, margin, markup and target selling price.Use Tool Unit ConverterConvert length, weight, temperature, area, volume, speed, time and data.Use Tool Date Difference CalculatorCount years, months and days between two dates.Use Tool Time Duration CalculatorWork out elapsed time, including overnight shifts and breaks.Use Tool QR Code GeneratorCreate QR codes for links, text, email, phone and Wi-Fi.Use Tool Password GeneratorGenerate strong random passwords locally in your browser.Use Tool UUID GeneratorGenerate random version 4 UUIDs, one or hundreds at once.Use Tool JSON FormatterFormat, validate and minify JSON with clear error messages.Use Tool Base64 Encoder/DecoderEncode and decode Base64 with full Unicode support.Use Tool HTML Entity Encoder/DecoderConvert special characters to HTML entities and back safely.Use Tool CSS Gradient GeneratorDesign linear and radial gradients and copy the CSS.Use Tool
Browse by category

Six categories of everyday tools

PDF Tools10 toolsMerge, split, compress, rotate, watermark and protect PDF files.Explore Category Image Tools10 toolsCompress, resize, crop and convert JPG, PNG and WebP images.Explore Category Text Tools8 toolsCount words, change case, compare text and clean up lists.Explore Category SEO Tools7 toolsWrite meta tags, preview snippets and generate robots.txt and sitemaps.Explore Category Calculators & Converters8 toolsPercentages, age, BMI, loans, margins, units, dates and time.Explore Category Developer Tools7 toolsQR codes, passwords, UUIDs, JSON, Base64, HTML entities and gradients.Explore Category

How to find the right tool

Type what you want to do into the filter box above, such as “compress”, “pdf”, “convert”, “count” or “json”. The list updates as you type and matches tool names, categories and common words people use for each task. You can combine the search with a category filter, or tick Popular only to see the tools most people start with.

Prefer to browse? The six category pages group related tools together: PDF tools for merging, splitting and protecting documents, image tools for compressing, resizing and converting pictures, text tools for counting and cleaning up writing, SEO tools for meta tags and sitemaps, calculators and converters for everyday maths, and developer tools for formatting, encoding and generating.

What every tool has in common

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