dbForge Data Compare for MySQL serves for comparing and synchronizing data in MySQL, Percona, and MariaDB databases. The tool gives clear view of differences between data, allows analyzing them, generates synchronization script, and applies changes at a glance. It also allows scheduling regular MySQL data comparisons using command line.
DataWeigher - The DataWeigher is the tool to compare and synchronize data.
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
Redgate SQL Data Compare - Use Redgate SQL Data Compare to compare and synchronize static, lookup, and reference data in your SQL Server database - try it free
Toad for MySQL - Toad for MySQL is a freeware development tool that enables you to quickly and efficiently create...
AccdbMerge - AccdbMerge is easy to use diff & merge tool for Microsoft Access *.mdb and *.accdb files.
MySQLDumper - MySQLDumper is a PHP and Perl based tool for backing up MySQL databases.