Available exclusively on Amazon(Note: I'll hopefully receive a commission from that link.)
A novel (published 2025).
A young man, torn between visions of a celestial city and the bleakness of earthly life, must journey across the globe to dismantle mysterious devices invading people’s minds. But when the ancient power behind them rises to oppose him, will he triumph—or fall?
Available exclusively on Amazon
(Note: I'll hopefully receive a commission from that link.)
Search for "Grant Grueninger", "The Pop Psalmists", or "Amber G." on your favorite music service, or listen to Spotify samples below.
A pair of short pieces for orchestra, recorded using Vienna Instruments in Cubase 12 (released 2023).
Psalms translated into rhyming, modern English lyrics, recorded in Rock, Indie, and Electronic styles (released 2026).
"The Original Digital Singer" (released 2003-2026).
If you work with SwiftUI and NSPersistentCloudKitContainer, or need to track time in Jira, you might find some of my libraries and scripts on GitHub useful.