Signature Resize in KB
Resize your signature to an exact KB (10–20KB, 20KB, 50KB) online — free, with auto crop-to-ink.
Processed on your device — nothing is uploaded
Resize your signature to an exact KB with Toolzo — auto crop-to-ink trims the paper and you get a clean, form-ready file.
How it works
Frequently asked questions
Is it free?
Yes — free, with auto crop-to-ink, on your device.
Will it meet the KB limit?
Yes — output is compressed into the required KB range.
Does it work on mobile?
Yes — it runs in any mobile browser (Android & iPhone), no app needed.
Is it free and private?
Yes — free, no signup, and it runs in your browser so your file is never uploaded.