DTM Schema Comparer review
A detailed Windows tool for cross-engine comparisons, with automation reserved for Professional.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
DTM Schema Comparer is a Windows desktop application for comparing database schemas across different database systems. It is aimed at database administrators, developers, and teams that need structured visibility into differences between tables, columns, views, indexes, triggers, keys, comments, and stored procedures. A tree-based visual interface organizes object-level comparisons, while built-in SQL text comparison adds detail for code-oriented database objects. The product supports ODBC, IDAPI, OLE DB, and Oracle Call Interface connectivity, giving it a cross-engine focus rather than tying comparisons to one database platform.
Pricing separates comparison work from synchronization and automation. The Standard plan costs $179 as a one-time license and includes schema comparison and comparison reports. The Professional plan costs $249 as a one-time license and adds schema synchronization, console mode, and scheduled operations. Professional also provides a synchronization script viewer with export and partial execution, plus command-line controls. Windows Task Scheduler integration supports prepared projects, making the higher tier the relevant choice for recurring comparison workflows rather than occasional interactive reviews.
The product’s strongest fit is for Windows-based teams that value detailed object coverage, HTML reporting, and scheduled execution. It can compare a broad set of schema elements and expose synchronization scripts before execution, which suits controlled database change workflows. Its limitations are equally clear: the platform scope is Windows-only, and the main automation and synchronization features are not part of Standard. The published materials show legacy Windows versions and a 2018 build, so teams prioritizing a newer platform direction should evaluate alternatives. Choose DTM Schema Comparer when scheduled cross-engine comparison matters; choose another tool when cross-platform deployment is essential.
DTM Schema Comparer pros and cons
- Where it wins
- Compares tables, views, indexes, triggers, keys, and procedures
- Supports cross-engine access through four database interfaces
- Professional adds command-line execution and scheduled operations
- Where it doesn't
- Windows-only platform limits deployment flexibility
- Synchronization and scheduling require the Professional edition
- The published materials show a 2018 build and legacy Windows versions
DTM Schema Comparer fact sheet, pricing and score →
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