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Navicat for MariaDB vs HeidiSQL: catalog facts
Navicat for MariaDB	HeidiSQL
Paid Commercial software with a free trial and paid licences, including perpetual licences.	Free Free and open source under the GPL. Donations are welcomed but nothing is withheld.
Windows, macOS, Linux, iOS	Windows, Linux
Broad toolset from query editing to synchronization and backup Data modelling and BI features built in	Exports structure and data directly to another server, not just to a file Native Delphi application; it starts instantly and stays small
Paid licence required after the trial Limited to MariaDB; other databases need Navicat Premium or other editions	Windows-first; the Linux builds come from a separate Lazarus branch No macOS build
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.