Lenz Law
Get a free API key + new tools as they ship
100 calls/day, no card, no spam. Built by one person, in public.
About Lenz Law
Working with this task no longer requires installing heavy desktop software — Lenz Law runs entirely in your browser, instantly. Processing runs locally in your browser using modern Web APIs. Nothing is uploaded, nothing is logged, and there is no quota to worry about for casual use. Like everything else in the utility collection, it is free, ad-light, and works on mobile as well as desktop.
When you'd reach for Lenz Law
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.
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.
Frequently asked about Lenz Law
- Are my files uploaded to a server when I use Lenz Law?
- Lenz Law processes everything in your browser using local APIs. Your files never leave your device.
- Do I need to create an account to use Lenz Law?
- No. Lenz Law works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- What browsers does Lenz Law support?
- Every modern browser released in the last three years: Chrome, Firefox, Safari, Edge, Brave, Opera.
- Will Lenz Law change my original file?
- Never. Lenz Law only reads your input file and produces a new output file.
- Does Lenz Law work on mobile?
- Yes, Lenz Law is fully responsive and tested on iOS Safari and Android Chrome.
