What is ERDPlus and what are its functions? ERDPlus is an online tool for creating database models, allowing users to easily and efficiently generate diagrams. The program supports the creation of regular and weak entities, different types of attributes (such as regular, unique, multi-valued, derived, composite, and optional), and all possible relationship cardinality constraints (including mandatory-many, optional-many, mandatory-one, and optional-one).

ERDPlus Pricing Model

Quotation Based

ERDPlus Screenshots



Technical Details

  • SupportOnline
  • Customer TypeFreelancers Large Enterprises Medium Business Small Business
  • Location / Phone NumberNA
  • DeploymentSaaS/Web/Cloud
  • Official Website
  • CategoryDatabase Management Software


David Bond

David Bond

Senior editor

David is a well-known advocate for the implementation of cloud-based solutions and automation tools for small businesses. He strongly believes that this technology solutions for small businesses and startups are the thing that provide true edge on the market. He writes primarily about project management and sales software.