DataWeigher is described as 'The DataWeigher is the tool to compare and synchronize data. You can select any tables and fields from two MS Access databases and the DataWeigher finds differences. The comparison result is very visual, each type of records (added, deleted, changed) has its own color' and is a database comparison tool in the backup & sync category. There are more than 10 alternatives to DataWeigher for Windows, SQL Server Management Studio, Mac and Linux. The best DataWeigher alternative is Red Gate SQL Compare. It's not free, so if you're looking for a free alternative, you could try Open DBDiff or MssqlMerge. Other great apps like DataWeigher are dbForge Data Compare for SQL Server, dbForge Schema Compare for SQL Server, SQL Data Compare and ApexSQL Diff.
Compare'EM is a very simple to use utility to analyze a pair of related Microsoft Access databases, determine what has changed from one to the other, and generate VBA code to propagate those changes.
Compares the schema of two database instances, showing the differences and the migration script; It supports MS SQL 2008 and higher, MySQL 5.6 and higher and PostgreSQL 9 and higher.
