| Undir Köldum Norðurljósum (10×File, MP3, Album, 320 kbps) | Artoffact Records | none | | 2021 | |
| Undir Köldum Norðurljósum (10×File, FLAC, Album) | Artoffact Records | none | | 2021 | |
| Undir Köldum Norðurljósum (LP, Album, Test Pressing) | Artoffact Records | AOF387 | Worldwide | 2021 | |
| Undir Köldum Norðurljósum (LP, Album, Deluxe Edition, Blue) | Artoffact Records | AOF387 | Canada | 2022 | |
Issued in three-panel cardboard digipak, with 8-page booklet containing lyrics and credits
Artwork – - Førtifem
Design – - Kinnat Sóley
Mastered By – - Styrmir Hauksson
Performer [Kælan Mikla Are], Bass, Backing Vocals – - Margrét Rósa
Performer [Kælan Mikla Are], Synthesizer, Programmed By, Guitar, Flute, Backing Vocals – - Sólveig Matthildur
Performer [Kælan Mikla Are], Vocals – - Laufey SoffÃa
Producer, Recorded By, Mixed By – - Bardi Johannsson
Typography [Arrakis Typeface] – - Solène Dugardin
Written-By [All Songs Written And Performed By] – - Kælan Mikla
Copyright Artoffact Records
Manufactured By Microforum Services Group
MFA77181