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How it works

1Pick a toolBrowse by category or use the search box above.
2Add your inputChoose a file, paste text or type your numbers.
3Copy or downloadCheck the result, then copy it or save the file.

Questions people ask

Are the tools free?

Yes. You can use every tool on ToolNest without paying.

Do I need to create an account?

No. Open a tool, add your input and get the result.

Are my files uploaded to your servers?

Where practical, tools run in your browser, so your files and text stay on your device. Each tool page explains how it handles your data.

Which devices and browsers work?

Any modern browser on a computer, phone or tablet, such as Chrome, Edge, Firefox or Safari.

Can I rely on the calculators for financial or health decisions?

They give estimates and screening figures only. Check important results with a qualified professional.

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All 49 tools

Search tools

Jump toPDF tools Image tools Generators Text tools Developer tools Calculators

PDF tools

Convert, merge, split, rotate and shrink PDF files.

⇄PDF to JPGConvert PDF pages to JPG images.⇄JPG to PDFTurn JPG images into a PDF.⊕Merge PDFCombine multiple PDF files into one.⑂Split PDFExtract selected pages from a PDF.↻Rotate PDFRotate PDF pages and download the result.⇩Compress PDFReduce PDF size in your browser.

Image tools

Convert, resize, crop, compress and upscale pictures.

⇄Image ConverterConvert JPG, PNG and WebP images.↔Image ResizerResize images to custom dimensions.⌗Image CropperCrop images directly in your browser.▧PNG to JPGConvert PNG images to JPG.▧JPG to PNGConvert JPG images to PNG.WWebP ConverterConvert images to WebP.▤Image CompressorCompress images and control quality.↗Image UpscalerEnlarge images 2×, 3× or 4× with sharpening.

Generators

Create codes, passwords, palettes and placeholder content.

▦QR Code GeneratorCreate downloadable QR codes.▥Barcode GeneratorGenerate common barcode formats.🔑Random Password GeneratorGenerate strong random passwords.＃UUID GeneratorGenerate UUID v4 identifiers.¶Lorem Ipsum GeneratorGenerate placeholder text.⚄Random Number GeneratorGenerate random numbers.◉Color Palette GeneratorCreate color palettes and CSS variables.◩CSS Gradient GeneratorCreate CSS linear gradients.◆Favicon GeneratorCreate a PNG favicon from an image.♙Username GeneratorGenerate username ideas.

Text tools

Count, clean and convert text in one click.

文Word CounterCount words, characters and lines.AaCharacter CounterCount characters, letters and digits.AaCase ConverterConvert text to different cases.≡Remove Duplicate LinesRemove repeated lines from text.✧Text CleanerClean spaces and blank lines.↗Slug GeneratorCreate SEO-friendly URL slugs.⇄Base64 Encoder & DecoderEncode and decode text as Base64.

Developer tools

Format, minify, encode and convert code and data.

{ }JSON Formatter & ValidatorFormat and validate JSON.{…}JSON MinifierMinify JSON for compact output.‹›HTML FormatterFormat HTML code.‹/›HTML MinifierMinify HTML code.#CSS MinifierMinify CSS code.JSJavaScript MinifierBasic conservative JavaScript minifier.↗URL Encoder & DecoderEncode and decode URL text.◷Unix Timestamp ConverterConvert Unix timestamps to dates.

Calculators

Quick answers for money, health, dates and units.

％Percentage CalculatorCalculate percentages quickly.◷Age CalculatorCalculate age from a birth date.⚖BMI CalculatorCalculate BMI as a screening measure.＄Loan Payment CalculatorEstimate monthly loan payments.⌂Mortgage CalculatorEstimate mortgage payments.％Discount CalculatorCalculate discounts and final prices.％Tip CalculatorCalculate tips and split bills.↗Profit Margin CalculatorCalculate profit margin.∑Compound Interest CalculatorEstimate compound interest growth.↔Unit ConverterConvert common length, weight and temperature units.

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Free online tools you’ll actually use

Convert files, format code, generate passwords and QR codes, count words and crunch numbers right in your browser. No account, nothing to install.

Browse all tools QR code generator

Free to use
No sign-up
Works on phone and computer