225 free online tools · PDF, images, video, audio and more
Hi! What are we fixing today?
Too big, wrong format, needs a small change? Drop your file and we will show you the tools that open it.
or drop it here — we'll suggest the right tool for it
We only read the file type. Your file stays on your device.
Popular tools
All tools, by category
Everything you need in one place
PDF Tools
39 toolsMerge, split, compress, and convert PDFs• Merge PDF• Split PDF• Compress PDF+36 more toolsImage Tools
37 toolsConvert, compress, and edit images• Compress Image• Image Converter• Resize Image+34 more toolsGIF Tools
11 toolsConvert videos and images to GIF format• Video to GIF• MP4 to GIF• GIF Maker+8 more toolsText Tools
17 toolsWord count, case conversion, text formatting• Word Counter• Case Converter• Reverse Text+14 more toolsAudio Tools
11 toolsConvert, compress, and edit audio files• Audio Converter• Trim Audio• Voice Recorder+8 more toolsVideo Tools
15 toolsConvert, compress, and edit videos• Video Converter• Compress Video• Trim Video+12 more toolsFile Tools
9 toolsZIP compression, file conversion, Base64• Extract ZIP Files• Create ZIP File• Extract TAR Files+6 more toolsQR & Barcode Tools
3 toolsGenerate and scan QR codes and barcodes• QR Code Generator• Barcode Generator• QR Code ScannerConverter Tools
4 toolsConvert units, colors, and currencies• Currency Converter• Unit Converter• Color Converter+1 more toolDeveloper Tools
57 toolsJSON, Base64, URL encoding, and more• JSON Formatter• XML to JSON• Hash Generator+54 more toolsMath Tools
6 toolsNumber conversion, percentage calculator• Number Base Converter• Percentage Calculator• Roman Numeral Converter+3 more toolsAI Tools
16 toolsAI-powered image and text tools• Background Remover• AI Image Upscaler• Grammar Checker+13 more toolsPowered by AI
Remove a background, upscale an image, fix grammar, translate, summarize or transcribe: 16 tools in the AI category.
How it works
Choose your file
From your computer, phone or tablet, or drop it on the page.
Pick what to do
Convert, compress, merge, cut or edit. Drop a file above and we suggest the tools that open it.
Download the result
The result is saved to your device, ready to use or share.
Why OnlineConverTools
Every tool in one place
PDF, images, video, audio, text and developer tools on one site, so you do not need five different websites.
Most run in your browser
With these tools, your file never leaves your device. Files sent to our servers are deleted after processing.
In your language
The site is written in English, Français, Español, and العربية.
Free, no account
Every tool is free and none needs an account. Tools that use a server have fair-use limits.
32 file formats, one site
Click a format to open a tool that accepts it.
Questions
Is it really free?
Yes. Every tool is free and none needs an account. Tools that use a server or a paid service have hourly and daily limits, so the site stays free for everyone.
Are my files safe?
165 of our 225 tools work entirely in your browser: the file never leaves your device. The others need a server; files sent to our servers are deleted after processing, and the privacy policy lists every case. Read the privacy policy
Do I need to install anything?
No. Everything works in your web browser, on a computer, a phone or a tablet.
Does it work on iPhone and Android?
Yes. The tools work in Safari, Chrome and the other recent browsers, on phones and tablets as on computers.