Terms of Use & Licenses
Last updated: September 11, 2026
Terms of use
Spark Grid is provided as-is for personal and professional use on macOS. By downloading or using the app, you agree that Sam Parker / Spark Suite is not liable for data loss, incorrect calculations, or damages arising from use of the software. Always keep backups of important workbooks.
The Mac App Store version is also subject to Apple’s Licensed Application End User License Agreement.
Open-source components
Spark Grid includes open-source libraries, including:
- ZIPFoundation — used for reading and writing Office Open XML packages
- CoreXLSX — used for Excel workbook interchange
Their licenses are available in the respective upstream repositories. Source for this project: github.com/SparkBySam/Spark-Grid.