It is a powerful tool to do a fast and reliable migration from MS SQL Server server to PostgreSQL. I found support as efficient and professional and their support team available even during public holidays in UK. The price for this solution is good. I have not found any disadvantages. Nothing, it's awesome tool, fast and reliable! Migrate data from MS SQL server to PostgreSQL from different environments and versions (from SQL Server 2008 to PostgreSQL 9.3). Migration Toolkit is easy to use. It is also a very powerful tool. The documentation is well written and organized. There is nothing I dislike about Migration Toolkit. Migration Toolkit is a very powerful tool. I use Migration Toolkit to migrate data between SQL Server and PostgreSQL. I have had no issues with Migration Toolkit. If I have any questions, Migration Toolkit has a great support team.