Napkin AI vs Postly

Powerful collaborative visual workspace with robust AI brainstorming and diagramming tools, but broader feature set.

Generates beautifully styled presentations and documents from text prompts, though less focused on inline diagramming.

SpecialistPlan, approve and schedule social content with your whole team in one place

Turn text and data into polished infographics, reports and videos with AI

Free / Open-sourceAgentic social media scheduling for 30+ channels

Collaborative whiteboard featuring built-in AI tools for flowcharts, mind maps, and diagrams.

SpecialistSocial media management, scheduling and X/Twitter tools in one place

AI-Powered Social Media Management, Scheduling and Analytics

SpecialistSchedule, analyze, and collaborate on social content — with an AI writing assistant

SpecialistAI-powered social media management for teams and agencies

Specialized in AI diagramming, mind maps, and flowcharts, but lacks Napkin's seamless inline text integration.

Transforms natural language into structured mind maps and visual flowcharts on an infinite canvas.