Preceden is ranked #16 of 45 in diagramming software on The Geeks Club, made by Preceden (Cary, North Carolina, United States). It runs on Web. There is a free plan. Paid plans start at $10/mo.
Preceden plans and pricing
All plansPro $16/mo billed annually Unlimited events · Up to 100 collaborators per timeline preceden.com · 22 Sept 2026
Compared on diagramming software
- Free plan
- Yes
- Real-time collaboration
- No
- Diagram types
- timelines, Gantt charts, project roadmaps, legal chronologies, comparative timelines
- Import/export formats
- CSV, XLSX, PDF, PNG, PPTX




