by nifi·Audio
Images © nifi. Used for product review; image policy.
Sound Planes reached its stable 1.0.0 release in February 2026 and targets Blender 5.0 and newer, making it a recent addition to the Blender extensions library.
Sound Planes is a Blender extension by nifi that automates sound placement in the sequencer. It works by using planes to detect motion within user-specified areas of a scene, and when a plane is intersected it automatically adds sounds into the sequencer. The developer notes that this detection runs in a very performant manner.
The add-on reached version 1.0.0 in February 2026, a release the developer describes as stable. It is compatible with Blender 5.0 and newer, and requires no special permissions. Sound Planes is distributed under the GNU General Public License v3.0 or later.
Installation follows the standard Blender extension flow: the add-on can be dragged and dropped into Blender, or downloaded and installed from disk. Issue reports and discussion take place on the developer's GitHub Discussions page. As a compact extension, its download size is only 13.1 KB.
Sound Planes is best for blender users working in the sequencer who want sounds added automatically when motion intersects planes in a scene.
Sound Planes is completely free to download and use.
Sound Planes is compatible with Blender 5.0 and newer. The current release is version 1.0.0, published in February 2026 and described by the developer as stable. If you are running an earlier version of Blender, you would need to update to 5.0 or later before installing the add-on. Compatibility details and any future changes are tracked on the developer's page, which is the best place to confirm support for your specific Blender build before downloading.
Sound Planes follows Blender's standard extension installation flow. You can drag and drop the add-on directly into Blender, or download the extension file and install it from disk through Blender's preferences. The download is small at 13.1 KB. The extension requires no special permissions, so there are no additional access settings to configure. Refer to the developer's page for the download and any accompanying guidance on getting started.
Sound Planes is listed as free here and is distributed under the GNU General Public License v3.0 or later. That license governs how you can use, modify and redistribute the add-on. For the current licensing terms and any updates, check the developer's page on GitHub, where the project's discussions and release information are hosted. Always confirm the license details there before relying on the add-on in your projects.
Sound Planes uses planes to detect motion within areas of a scene that you specify. When a plane is intersected, the add-on automatically adds a sound into the sequencer. The developer states this detection runs in a very performant manner. This means sound placement is tied to motion crossing your defined planes rather than being added manually. For further discussion of how the tool behaves, the developer maintains a GitHub Discussions page.
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