blankpaperThe details
Contact Blankpaper
Last updated: 10 September 2026
We’re here to help
For account, billing, collection, or technical questions, email support@blankpaper.dev. We aim to respond within 2 business days.
What to include
Tell us what happened and the email address on your account. For a payment question, include the payment reference or receipt. Never send passwords, full card numbers, or security codes.
About Blankpaper
Blankpaper is a keyboard-first diagramming app at blankpaper.dev. Draw locally for free, use optional cloud subscriptions to sync your work, and discover reusable canvases and components in community collections.