HeidiSQL review
A capable free desktop client for managing several major SQL databases.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
HeidiSQL is a free, open-source desktop database client for Windows, Linux, and macOS. It is designed for people who work with MariaDB, MySQL, Microsoft SQL Server, PostgreSQL, SQLite, Interbase, Firebird, ProxySQL, or Redshift and want one graphical interface for database work. Multiple database connections can be managed in one window, while table data can be browsed and edited in a grid. The client also supports creating and editing tables, views, stored routines, triggers, and scheduled events.
Its strongest case is the breadth of database administration and data-handling features available without a paid plan. The SQL editor includes syntax highlighting and code completion, and a query-tab helper panel provides query history. SSH tunneling and SSL connection settings support different connection requirements. Import covers SQL, CSV, and binary files, while export supports SQL, CSV, HTML, XML, LaTeX, Textile, PHP, Markdown, and JSON. User privilege and role management, plus table maintenance for optimization and repair, extend it beyond basic query execution.
The main trade-off is its desktop-focused design. HeidiSQL is not a browser-based service, and its stated workflow is centered on direct SQL editing, object management, and table administration rather than visual query construction. That makes it a practical fit for individual developers, database administrators, and technical teams who prefer a free client with broad export options and support for several common engines. It is less suitable for buyers seeking a web application or a workflow organized around visual query building. Choose HeidiSQL when open-source desktop access and database-management depth matter more than a browser-first experience.
HeidiSQL pros and cons
- Where it wins
- Supports MariaDB, MySQL, MS SQL, PostgreSQL, SQLite, and more
- Combines data editing, administration, imports, and broad exports
- Includes SSH tunneling, SSL settings, and query history
- Where it doesn't
- Desktop deployment may not suit browser-based database workflows
- Its workflow centers on SQL rather than visual query building
- Database support is limited to the listed engines
HeidiSQL fact sheet, pricing and score →
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