Impossible 13

Don't have WebCatalog Desktop installed? Download WebCatalog Desktop.

Play on the Web

Website: poki.com

Merge three or more circles with the same number to create higher numbers; repeat until you reach 13. Drag to combine circles.

Website: poki.com

Disclaimer: WebCatalog is not affiliated, associated, authorized, endorsed by or in any way officially connected to Impossible 13. All product names, logos, and brands are property of their respective owners.

Products

WebCatalog Desktop

WebCatalog Atlas

Solutions

Multiple account management

Dedicated desktop apps

Site-specific browsers

Organized app library

Privacy protection

Explore

Catalog

Resources

Partnerships

Company

Legal

Terms of Service

© 2026 WebCatalog, Inc.