When comparing Schemaball vs ERBuilder, the Slant community recommends ERBuilder for most people. In the question“What are the best database design programs?” ERBuilder is ranked 8th while Schemaball is ranked 15th.
Ranked in these QuestionsQuestion Ranking
Pro Supports reading schemas from multiple sources
Schemaball can read schemas from multiple sources such as SQL schema dumps, flat files or live databases.
Pro Interesting twist on visual interface
Gives a quick way to grasp an overview on the past/present complexity of the database (or group of tables) undergoing inspection.
Pro Ease of use
Pro Supports many databases
Pro ER Builder is aasy to use and a complete modeling tool
Very interesting tool, powerful and easy to use. Can do reverse and forward engineering, generate SQL script, and more.
Only 8 Mb install size.
Pro Not limited
The free version does not seem limited (for personal use).
Pro Supports Amazon Redshift data modeling
Con Visualizations may be hard to get used to
Since schemas are visualized by using stylized "schema balls" it may be hard getting used to them since they are so different from the other, more straightforward options.