Convert images, documents, and data files directly in your browser. Upload a file, pick your target format, and download the result in seconds — no software to install, no account required.
Select any tool to open a dedicated page with step-by-step guidance, FAQs, and one-click conversion.
Convert JPG images to PNG format online for free. PNG uses lossless compression, supports full transparency, and preserves sharp edges — making it ideal for logos, UI graphics, and any image you plan to edit further.
ConvertConvert PNG images to JPG format online for free. JPG files are significantly smaller than PNG, making them faster to share, upload, and store — especially for photographs and images where transparency is not required.
ConvertConvert PNG images to WEBP format online for free. WEBP delivers smaller file sizes than PNG while maintaining excellent visual quality and supporting full transparency — the ideal format for modern web images.
ConvertConvert WEBP images to PNG format online for free. PNG is universally supported across image editors, operating systems, and creative tools — making it the go-to format when you need to work with or share a WEBP image outside the browser.
ConvertConvert JPG images to WEBP format online for free. WEBP delivers noticeably smaller file sizes than JPG at equivalent visual quality — a straightforward upgrade for any image destined for the web.
ConvertConvert WEBP images to JPG format online for free. JPG has near-universal compatibility across devices, operating systems, and applications — making it the practical choice whenever you need to share or use an image outside the browser.
ConvertConvert JPG images to PDF documents online for free. PDF wraps your photo in a universally readable format that's ideal for printing, sharing via email, and formal document submission.
ConvertConvert PNG images to SVG format online for free. The output is an SVG file that embeds your PNG as a web-ready, scalable container — usable in HTML, CSS, and most design applications that accept SVG.
ConvertConvert BMP images to JPG format online for free. BMP files store image data without any compression, resulting in enormous file sizes. Converting to JPG reduces the file to a fraction of its original size while keeping the image visually indistinguishable.
ConvertConvert BMP images to PNG format online for free. PNG achieves significant file size reduction through lossless compression — meaning no image quality is lost, making it the ideal lossless replacement for BMP.
ConvertConvert TIFF images to JPG format online for free. TIFF files are large, high-quality images used in professional photography and scanning. Converting to JPG makes them shareable, uploadable, and usable everywhere.
ConvertConvert TIFF images to PNG format online for free. PNG provides lossless compression that significantly reduces the file size of a TIFF while preserving every pixel of detail — the best quality-first option when you need a smaller, more compatible file.
ConvertConvert GIF images to PNG format online for free. PNG offers far superior colour depth (16 million colours vs GIF's 256) and lossless compression — making it the clear upgrade for static images that started life as GIF files.
ConvertConvert GIF images to JPG format online for free. JPG produces a compact, widely-compatible image from a GIF file — ideal for sharing, emailing, or uploading to platforms that don't accept GIF.
ConvertConvert SVG vector graphics to PNG images online for free. PNG is a raster format that works in virtually every application — from email clients and word processors to social media platforms and image editors.
ConvertConvert SVG vector graphics to JPG images online for free. JPG delivers a compact, universally compatible image — the practical choice when you need to share an SVG-based graphic as a photo or standard image attachment.
ConvertConvert any image — JPG, PNG, WEBP, BMP, or GIF — to a PDF document online for free. The PDF is sized to match your image dimensions exactly, preserving the original quality.
ConvertConvert plain text files to PDF online for free. PDF preserves your text's formatting, looks identical on any device, and is accepted by virtually every system that handles document submissions or email attachments.
ConvertConvert JSON files to plain text online for free. The output is a human-readable, pretty-printed text version of your JSON — useful for review, sharing with non-technical recipients, or pasting into documentation.
ConvertConvert CSV spreadsheet data to JSON format online for free. The first row of your CSV becomes the field names in each JSON object — producing a clean array of records ready for use in APIs, web apps, and data pipelines.
ConvertConvert JSON data to CSV format online for free. CSV opens directly in Excel and Google Sheets, making your JSON data immediately ready for analysis, filtering, pivot tables, and sharing with non-technical stakeholders.
ConvertConvert CSV files to plain text format online for free. Each row is rendered as a readable labelled block — field name followed by value — making tabular data easy to read, paste, and share without a spreadsheet application.
ConvertConvert Markdown files to plain text online for free. All Markdown syntax — headings, bold, links, code blocks, lists — is stripped, leaving clean readable text that can be pasted anywhere without formatting noise.
ConvertConvert Markdown files to PDF documents online for free. Get a clean, printable PDF from your .md file — ideal for sharing documentation, README files, technical notes, or written content with people who don't use Markdown tools.
ConvertConvert HTML files to plain text online for free. All HTML tags, scripts, styles, and markup are removed — leaving only the readable text content from the page or document.
ConvertConvert XML data files to JSON format online for free. JSON is the standard for modern web APIs and JavaScript applications — far lighter and more readable than XML, and natively supported in every programming language.
ConvertConvert YAML configuration files to JSON format online for free. JSON is universally supported in programming languages, APIs, and tools — making it the right output format when your YAML config needs to be consumed by a system that expects JSON.
ConvertConvert JSON data to YAML format online for free. YAML is more readable than JSON, uses less punctuation, and is the preferred format for configuration files in tools like Docker, Kubernetes, GitHub Actions, and Ansible.
ConvertConvert pounds to kilograms instantly online. Enter any weight in pounds and get the exact kilogram equivalent — useful for fitness, travel, medical records, and international communication.
ConvertConvert kilograms to pounds instantly online. Enter a weight in kg and see the pound equivalent immediately — useful for understanding metric weights in US or UK imperial terms.
ConvertConvert feet to meters instantly online. The conversion is exact: 1 foot = 0.3048 meters by international definition. Useful for height conversions, building measurements, sports distances, and any metric communication.
ConvertConvert meters to feet instantly online. Get the imperial equivalent of any metric length — useful for understanding heights, distances, and dimensions when you think in feet rather than meters.
ConvertConvert miles to kilometers instantly online. Enter any distance in miles and get the exact kilometre equivalent — useful for running, driving, travel planning, and understanding international distances.
ConvertConvert kilometers to miles instantly online. Enter any distance in km and get the mile equivalent immediately — useful for understanding road distances, race lengths, and travel distances from metric countries.
ConvertConvert Celsius to Fahrenheit instantly online. Enter any temperature in °C and get the Fahrenheit equivalent — ideal for weather forecasts, cooking recipes, oven temperatures, and scientific contexts involving US or historical temperature data.
ConvertConvert Fahrenheit to Celsius instantly online. Enter any temperature in °F and get the Celsius equivalent — useful for understanding US weather reports, American recipes, and any temperature from a country that uses the Fahrenheit scale.
ConvertConvert inches to centimeters instantly online. The conversion is exact: 1 inch = 2.54 cm by international definition. Useful for clothing sizes, screen dimensions, print specifications, and any measurement needed in metric.
ConvertConvert centimeters to inches instantly online. Enter any measurement in cm and get the inch equivalent — useful for converting clothing measurements, product dimensions, and screen sizes from metric to US imperial units.
ConvertConvert ounces to grams instantly online. Enter any weight in ounces and see the gram equivalent — essential for international cooking, nutrition tracking, and understanding product weights labelled in metric.
ConvertConvert grams to ounces instantly online. Enter any weight in grams and see the ounce equivalent — useful for cooking, food labelling, nutrition tracking, and understanding metric weights in US imperial terms.
ConvertWhy format matters — and how to choose the right one for your needs.
Every file format was designed for a specific purpose. A JPEG photo compresses beautifully for sharing on social media, but it loses data every time you save it — making it a poor choice for a logo you plan to edit repeatedly. A PNG, on the other hand, uses lossless compression, which means no quality is sacrificed between saves. Choosing the right format from the start can save you time, reduce file sizes, and prevent quality loss down the road.
Image files come in many forms, each with trade-offs between file size, quality, and features like transparency. Here’s a quick breakdown of the most common ones:
Lossy compression — ideal for photographs. Smaller file sizes, but some detail is permanently discarded. Best for sharing photos online.
Lossless compression with full transparency support. Best for logos, UI graphics, and screenshots where sharp edges matter.
Modern format developed by Google. Offers smaller file sizes than both JPG and PNG while maintaining good quality — great for web performance.
Vector format that scales infinitely without losing quality. Used for logos, icons, and illustrations that need to look sharp at any size.
Data files like CSV, JSON, and XML are the backbone of modern software. A CSV exported from Excel might need to become JSON before it can be consumed by a web API. A Markdown document might need to become a PDF before it can be emailed. ConvertFast handles these everyday developer and office tasks without requiring you to write a script or open a code editor.
When you upload a file to ConvertFast, it is processed on our server and made available for download — then automatically deleted within 10 minutes. We do not read your file contents beyond what is technically required for conversion, we do not store files permanently, and we never share them with third parties. You can verify our security practices on the Security & Compliance page.
Everything you need for fast, secure, and hassle-free file conversions.
Server-side conversion means you get results fast. Most files are ready for download in under five seconds, with no waiting in a queue.
Uploaded files are automatically wiped from our servers within 10 minutes. Nothing is stored permanently, and nothing is shared with third parties.
Drop your file onto the upload area or click to browse. The interface confirms your file name and size before you convert.
The full conversion experience works in mobile browsers on Android and iOS — no app to install, just visit the site and start converting.
There is no registration, no email required, and no subscription tier. Every conversion is free and available immediately.
Images are processed using the Sharp library with high-quality settings. Documents are generated via PDFKit, producing clean, consistent output files.
Convert any supported file in just 3 easy steps.
Browse the tools above by category — Image, Document, or Unit — and open the one you need. Each tool shows you exactly what it accepts.
Drag your file onto the upload area or click to browse. You'll see a preview of the file name and size before anything is processed.
Hit Convert and your file is ready in seconds. Click the download button to save it — then it's yours to use however you need.
Answers about using a free online file converter.
No sign-up, no waiting, no cost. Open the converter and get your file ready in seconds.