Sock Size Guide
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100 calls/day, no card, no spam. Built by one person, in public.
About Sock Size
Working with this task no longer requires installing heavy desktop software — Sock Size 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. It is one of about a hundred utility tools that share the same philosophy: do one thing, do it well, get out of your way.
When you'd reach for Sock Size
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 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.
Frequently asked about Sock Size
- What browsers does Sock Size support?
- Every modern browser released in the last three years: Chrome, Firefox, Safari, Edge, Brave, Opera.
- Are my files uploaded to a server when I use Sock Size?
- Sock Size processes everything in your browser using local APIs. Your files never leave your device.
- Is Sock Size really free?
- Yes — Sock Size is free for unlimited personal use, with no account required and no watermark on the output.
- Do I need to create an account to use Sock Size?
- No. Sock Size works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- Will Sock Size change my original file?
- Never. Sock Size only reads your input file and produces a new output file.
