Are my images uploaded to a server?

No. Everything runs in your browser on your device — your images never leave your computer or phone.

Does it work on mobile?

Yes. It’s fully responsive and works in Chrome, Safari, Firefox and Edge on phones, tablets and desktops.

Generate Signature

Createadigitalsignature:drawonthecanvasoruploadaphotoofyoursignature.Wetrimit,makethebackgroundtransparentandexportatransparentPNG.

Free forever100% PrivateNo uploadWorks offline

Processing happens in your browser · No upload

This tool processes your image locally in your browser. Your file is never uploaded to a server, so nothing needs to be deleted afterwards — closing the tab removes it completely.

How to use Generate Signature

11
Upload or draw
Uploadaphotoofyoursignatureordrawitonthepad.
22
Clean it up
Thebackgroundismadetransparentandtrimmed.
33
Download PNG
Getacrisptransparent-backgroundsignature.

Key features

TransparentPNGoutput
Draworupload
Auto-trimtocontent
100%free—nosign-up,nowatermark
Runsinyourbrowser—imagesneverleaveyourdevice
WorksonChrome,Safari,FirefoxandEdge(desktop&mobile)

Why use Generate Signature?

GenerateSignatureisthefastestprivatewaytogetthejobdone.Becauseeverythingrunslocallyinyourbrowser,therearenouploads,noqueuesandnoprivacyrisk—idealforIDs,documentsandpersonalphotos.Itisfree,unlimitedandworksonanydevice.

100%

Free

∞

Private

All

Devices

Benefits

Fast,accurateresultswithalivepreviewbeforeyoudownload.
Worksonanymodernbrowser,desktopormobile.
Yourfileisprocessedonyourdevice—thereisnoupload,soIDsandpersonalphotosstayprivate.

Common use cases

Everydayphotoeditswithoutinstallingsoftware.
Quickfixesonmobilewhenyou’reawayfromacomputer.

Helpful tips

💡

Previewtheresultbeforedownloading—youcanalwaysadjustandre-runinstantly.

Troubleshooting

⚠Myimagewon’topenorupload.: Makesureit’sasupportedformat(JPG,PNG,WEBP).HEICandcamera-RAWdependonyourbrowser;convertthemtoJPGfirstifneeded.
⚠Nothingisuploaded—isitreallyworking?: Yes.Thetoolrunsinyourbrowser,soprocessinghappensonyourdevicewithnoserverround-trip.Youcanevenuseitofflineafterthepageloads.