Swimming Rules Ref
Get a free API key + new tools as they ship
100 calls/day, no card, no spam. Built by one person, in public.
About Swimming Rules
When you need this task done in seconds, Swimming Rules delivers a clean, focused interface without the friction of a generic tool. Built to be the kind of tool you bookmark and use weekly: no surprises between visits, no degraded free tier, and a UI that gets out of the way. If you find yourself doing this regularly, the rest of the utility suite covers most adjacent tasks with the same approach.
When you'd reach for Swimming Rules
You're cleaning up a folder of files that accumulated over a project and need to standardize them.
Designers, writers, and developers wrapping up deliverables.
Drop each file in, copy the output, move on.
You're on a public or shared machine and don't want to leave traces of what you're working on.
Travelers, contractors, anyone working from a friend's computer.
Nothing is uploaded, nothing persists if you're not signed in.
You need to handle a one-off task right before a meeting and don't have time to install anything.
Anyone working remotely on a borrowed or restricted machine.
Open the page, get the result, paste it into your doc — under a minute.
You're hitting the daily limit of a paid SaaS and need a backup option for a single quick job.
Marketers and ops people whose primary tool is metered.
Stay productive without burning credits.
Frequently asked about Swimming Rules
- Does Swimming Rules work on mobile?
- Yes, Swimming Rules is fully responsive and tested on iOS Safari and Android Chrome.
- Are my files uploaded to a server when I use Swimming Rules?
- Swimming Rules processes everything in your browser using local APIs. Your files never leave your device.
- Will Swimming Rules change my original file?
- Never. Swimming Rules only reads your input file and produces a new output file.
- Do I need to create an account to use Swimming Rules?
- No. Swimming Rules works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- Can I use Swimming Rules commercially?
- Yes. The output of Swimming Rules belongs entirely to you, with no licensing restrictions.
