Welcome to Checker Software

We offer a suite of powerful online tools for professionals, students, professors, and creatives alike. Our products are designed to streamline workflows, enhance productivity, and foster seamless collaboration.

Diffchecker

The ultimate comparison app for text, code, PDFs, images, spreadsheets and folders

Visit diffchecker.com

Bibcitation

Citation generator for bibliographies and references

Visit Bibcitation.com

SVGViewer

Browse, modify, and optimize SVG assets

Visit svgviewer.dev

BrowserSmoke

Test your website's compatibility with different browsers and devices by finding gnarly javascript errors

coming soon

1m+

active monthly users of all our tools combined

20m+

text comparisons made with diffchecker

500k+

bibliographies made with bibcitation

used by some of the top companies worldwide

Want to learn more about our products or have a question for us?