Karnaugh Map
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100 calls/day, no card, no spam. Built by one person, in public.
About K-Map
Most online tools for this task bury what you need behind ads and forms. K-Map takes the opposite approach: load the page, do the job, leave. 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 K-Map
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 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 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.
Frequently asked about K-Map
- Do I need to create an account to use K-Map?
- No. K-Map works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- Is K-Map really free?
- Yes — K-Map is free for unlimited personal use, with no account required and no watermark on the output.
- Are my files uploaded to a server when I use K-Map?
- K-Map processes everything in your browser using local APIs. Your files never leave your device.
- Does K-Map work on mobile?
- Yes, K-Map is fully responsive and tested on iOS Safari and Android Chrome.
- Can I use K-Map commercially?
- Yes. The output of K-Map belongs entirely to you, with no licensing restrictions.
