When comparing DbSchema vs Sequel Ace, the Slant community recommends DbSchema for most people. In the question“What are the best MySQL GUI clients for OS X?” DbSchema is ranked 12th while Sequel Ace is ranked 13th. The most important reason people chose DbSchema is:
Includes the possibility to edit tables and data directly in the diagram without writing SQL statements.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Graphical Diagram Editor
Includes the possibility to edit tables and data directly in the diagram without writing SQL statements.
Pro Multi-platform
Runs on Windows, Mac, and Linux.
Pro Virtual Foreign Keys
If the Database schema is missing real foreign keys, it is possible to create virtual ones to be used within the tool.
Pro Generator for Random Data
Includes the possibility to generate random numerical data or fetch random entries from a text file to populate the database.
Pro Generate schema from existing database
Includes the possibility to generate an ER diagram from an existing database.
Pro SQL editor with syntax highlighting
Includes an SQL editor with syntax highlighting and code completion feature.
Pro Graphical Query Editor
Includes a visual query editor capable of using different join types, filters as well as the 'group by' clause.
Pro Doesn't crash like Sequel Pro
Since this as an updated version of Sequel Pro, there are fewer crashes than the dead project.
Pro Open Source and on Mac App Store
Cons
Con Doesn't support multiple result tabs for multiple queries
This feature exists in other programs like Navicat, TablePlus, Querious, and MySQL WorkBench.
Con Slow/laggy query editor window
Query editor window is extremely slow/unresponsive when you have several queries in it. Same as Sequel Pro.