Tools that get out of the way
Most online tools ask for more than they give. An account before you can merge two PDFs. A watermark on the free export. A file upload to a server you know nothing about, followed by an email you never asked for.
flowaitools is the opposite of that. Open a tool, do the job, close the tab. No account and no upload for the tools that can work locally, which is most of them.
How the tools work
Wherever a task can be done safely inside a browser tab, it is. Merging PDFs, compressing images, formatting JSON and generating QR codes all run on your device using JavaScript and WebAssembly. Your file is read into memory, processed, and handed back as a download. It is never sent anywhere.
A few tasks genuinely need a server, such as heavy audio and video conversion. Those are clearly marked, processed with strict time and size limits, and deleted automatically after the job finishes.
Why it is free
The site is supported by advertising. Ads are kept away from the part of the page where you are working, and they never interrupt a task. There is no paid tier holding back the useful half of a tool.
How it is built
The site is a static build with a small set of interactive components. Pages are fast by default, work without a framework runtime, and load in a fraction of a second on a normal connection. That is a deliberate choice: a tool that takes four seconds to open has already failed.
What we will not do
- Ask you to create an account to use a basic tool.
- Put a watermark on your file.
- Keep a copy of anything you process.
- Sell data. There is no data to sell.
If a tool is missing something you need, that is useful to know. The list grows every week, and the tools that get built first are the ones people actually search for.