Comparing databases, especially if they come from different database management systems, is no easy task without specialized software. Of course, you can try and carry out the task manually, but that is a tedious task when it comes to large databases with hundreds of entries.

EMS DB Comparer for PostgreSQL is an excellent tool for PostgreSQL database comparison and synchronization. It allows you to view all the differences in compared database objects and execute an automatically generated script to synchronize structure of PostgreSQL databases and eliminate all or selected differences. The program has the ability to automate PostgreSQL database schemas comparison and synchronization task using the helpful Console Application.

ExamDiff Pro is a powerful and easy-to-use file and directory comparison tool for Windows. It includes numerous helpful features for comparing and merging many kinds of files and folders – from source code to Office documents to Zip archives to files on remote computers. If you've been frustrated with other comparison utilities, you will find that ExamDiff Pro offers a much more user-friendly and customizable experience.

dbForge Data Compare for MySQL is designed for comparing and synchronizing data in MySQL, Percona, and MariaDB databases and scripts folders. The tool gives a clear picture of differences between data and provides means for analyzing comparison results, generating synchronization script, and applying changes at one stroke. You can also schedule regular MySQL data comparison using the command line.

dbForge Data Compare for MySQL is designed for comparing and synchronizing data in MySQL, Percona, and MariaDB databases and scripts folders. The tool gives a clear picture of differences between data and provides means for analyzing comparison results, generating synchronization script, and applying changes at one stroke. You can also schedule regular MySQL data comparison using the command line.

DiffPDF is a Windows graphical user interface (GUI) application for comparing two PDF files. DiffPDF shows pairs of pages from the two PDFs being compared with any differences highlighted. Comparisons can be made based on the text regardless of layout, or based on appearance (which accounts for fonts, colors, layout, diagrams, images, etc.)

Beyond Compare is a powerful time-saving utility for comparing files and folders on your Windows system. Use it to manage source code, keep folders in sync, compare program output, and validate copies of your data. Beyond Compare can create a snapshot of a live directory structure, and compare it against the live copy at a later date. Beyond Compare helps you analyze differences in detail and carefully reconcile them. It commands a wide range of file and text operations, as well as script commands for automating tasks.

Compare SQL Server database schemas, large or small, and including Temporal Tables, with advanced filtering of database objects. You can explore what’s changed in each database object, down to individual lines of SQL. When you’re ready to deploy, you can create an error-free deployment script in minutes.

Grab the full power to handle changes in your databases with dbForge Compare Bundle for SQL Server. It will save you hours of work comparing and deploying SQL Server databases. SQL Compare Bundle contains two separate tools, dbForge Schema Compare for SQL Server and dbForge Data Compare for SQL Server, and offers a significant discount if compared with purchasing each SQL compare tool separately. Both programs are the leaders among sql server database synchronization tools and make up for the powerful SQL bundle that addresses the following tasks:

Save hours comparing and synchronizing SQL Server database changes
Create error-free deployment scripts to update target database
Apply updates from development databases to staging or production
Find and fix errors caused by differences between two databases
Recover missing or damaged routines and data from a native backup
Schedule synchronization tasks with help of command-line interface
Deploy to SQL Server, SQL Azure, and SQL Server on Amazon RDS

Beyond Compare is a utility for comparing things. Things like text files, folders, zip archives, FTP sites, etc. Use it to manage source code, keep folders in sync, compare program output, and validate CD copies.