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Qt Creator vs Eclipse IDE for C/C++ Developers: catalog facts
Qt Creator	Eclipse IDE for C/C++ Developers
Freemium Available through the Qt download page; commercial Qt licensing is offered alongside open…	Free Free and open source under the Eclipse Public License.
Windows, macOS, Linux	Windows
Built specifically for Qt and QML development Regular releases with a published release cycle	C and C++ tooling bundled in one package Open source with long-running foundation governance
Most useful for projects that use the Qt framework Licensing terms depend on how Qt is used	Heavier than a plain code editor The Eclipse workspace model takes some getting used to
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: EPL-1.0
Not stated if an account is needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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