KS DB Merge Tools
for Microsoft Access
aka AccdbMerge
for SQL Server
aka MssqlMerge
for MySQL
for SQLite

System Requirements

Microsoft Access 2007/2010/2013/2016/2019 or as a part of Office 365.

It may be necessary to install Microsoft Access Database Engine to make data diff work properly.

Microsoft .NET Framework 4 Client Profile, required only for Windows XP/Vista/7 and most likely already installed with Windows Update, not required for Windows 8/8.1/10.

Microsoft Excel needs to be installed to generate reports from Pro.