There are a total of 62 different songs in Celeste. 34 are the main background pieces for the story, 8 are B-Side remixes, 1 is a bonus track used in development that doesn't appear in the game at all, and the other 17 are pieces that appear in-game, but not prominently. Lena Raine composed all thirty-four of the main background pieces, the Summit B-Side remix, and the bonus track, while the B-Sides are each composed by a different guest artist and the bonus tracks are each composed by Lena Raine, Kevin Regamey, or both.
| Title | Chapter | Sub-Chapter(s) |
|---|---|---|
| 01 - Prologue | Prologue | None |
| 02 - First Steps | Chapter 1 | All |
| 03 - Resurrections | Chapter 2 | Start, Intervention |
| 04 - Awake | Chapter 2 | Awake |
| 05 - Postcard from Celeste Mountain | Main Menu | None |
| 06 - Checking In | Chapter 3 | Start |
| 07 - Spirit of Hospitality | Chapter 3 | Start, first cutscene |
| 08 - Scattered and Lost | Chapter 3 | Huge Mess, Elevator Shaft, Presidential Suite |
| 09 - Golden | Chapter 4 | All |
| 10 - Anxiety | Chapter 4 | Cliff Face (final cutscene) |
| 11 - Quiet and Falling | Chapter 5 | Start, Depths |
| 12 - In the Mirror | Chapter 5 | Unraveling, Search, Rescue |
| 13 - Madeline and Theo | Multiple chapters | Crossing (1A), Awake (first cutscene) Cliff Face (first cutscene), Start (first cutscene) |
| 14 - Starjump | Chapter 6 | Start |
| 15 - Reflection | Chapter 6 | Lake, Hollows, Reflection |
| 16 - Confronting Myself | Chapter 6 | Rock Bottom |
| 17 - Little Goth | Chapter 6 | Resolution |
| 18 - Reach for the Summit | Chapter 7 | All |
| 19 - Exhale | Epilogue | All |
| 20 - Heart of the Mountain | Chapter 8 | All |
| 21 - My Dearest Friends | Credits | None |
| Title | Artist | Appearance |
|---|---|---|
| 01 - Forsaken City (Sever the Skyline Mix) | Maxo | Chapter 1's B-Side and C-Side |
| 02 - Old Site (Black Moonrise Mix) | Ben Prunty | Chapter 2's B-Side and C-Side |
| 03 - Celestial Resort (Good Karma Mix) | Christa Lee | Chapter 3's B-Side and C-Side |
| 04 - Golden Ridge (Golden Feather Mix) | in love with a ghost | Chapter 4's B-Side and C-Side |
| 05 - Mirror Temple (Mirror Magic Mix) | 2 Mello | Chapter 5's B-Side and C-Side |
| 06 - Reflection (Center of the Earth Mix) | Jukio Kallio | Chapter 6's B-Side and C-Side |
| 07 - Summit (No More Running Mix) | Kuraine | Chapter 7's B-Side and C-Side |
| 08 - The Core (Say Goodbye Mix) | Matthewせいじ | Chapter 8's B-Side and C-Side |
| 09 - Area 1 Demo | Lena Raine | Unused |
| Title | Artist | Appearance |
|---|---|---|
| 01 - Forsaken City (8-Bit) | Kevin Regamey | Chapter 1, B-Side Cassette room |
| 02 - Old Site (8-Bit) | Kevin Regamey | Chapter 2, B-Side Cassette room |
| 03 - Celestial Resort (8-Bit) | Kevin Regamey | Chapter 3, B-Side Cassette room |
| 04 - Golden (8-Bit) | Kevin Regamey | Chapter 4, B-Side Cassette room |
| 05 - Mirror Temple (8-Bit) | Kevin Regamey | Chapter 5, B-Side Cassette room |
| 06 - Reflection (8-Bit) | Kevin Regamey | Chapter 6, B-Side Cassette room |
| 07 - Summit (8-Bit) | Lena Raine | Chapter 7, B-Side Cassette room |
| 08 - Core (8-Bit) | Lena Raine | Chapter 8, B-Side Cassette room |
| 09 - First Steps (Piano Only) | Lena Raine | Chapter 1, Crystal Heart room |
| 10 - Shattered Mirror | Lena Raine | Chapter 2, Start, mid-chapter cutscene |
| 11 - Enter the Mirror | Lena Raine | Chapter 5, Depths, end-chapter cutscene |
| 12 - Secret Shrine | Kevin Regamey, Lena Raine | Chapter 6, Crystal Heart room |
| 13 - Madeline Levels Up | Kevin Regamey, Lena Raine | Chapter 6, Rock Bottom, end of final mid-chapter cutscene |
| 14 - Chapter Complete - Ascending | Lena Raine | Some chapter completion screens |
| 15 - Chapter Complete Ascending - Normal | Lena Raine | Chapter completion screens 1–6 and 8 |
| 16 - Chapter Complete - Summit | Lena Raine | Chapter 7 completion screen |
| 17 - Chapter Complete - Ascending B-Sides | Lena Raine | Before B-Side and C-Side completion screens after completion |
| 18 - Chapter Complete - B-Sides | Lena Raine | All B-Side and C-Side chapter completion screens |
| Title | Chapter | Sub-Chapter(s) |
|---|---|---|
| 01 - The Empty Space Above | Main Menu | Plays when selecting Chapter 9 |
| 02 - Fear of the Unknown | Chapter 9 | Singular, Power Source |
| 03 - Joy of Remembrance | Chapter 9 | Remembered |
| 04 - In Stasis | Chapter 9 | Event Horizon, Farewell (Moon Berry route) |
| 05 - Crash | Chapter 9 | Event Horizon (First bird-catching cutscene) |
| 06 - Beyond the Heart | Chapter 9 | Determination |
| 07 - Final Defiance | Chapter 9 | Stubbornness |
| 08 - Futility | Chapter 9 | Stubbornness (Second bird-catching cutscene) |
| 09 - Reconciliation | Chapter 9 | Stubbornness (Cutscene with the bird and Badeline) |
| 10 - Farewell | Chapter 9 | Reconciliation, Farewell |
| 11 - The Woman and the Bird | Chapter 9 | Farewell (Cutscene with Granny). |
| 12 - Vovô e Vovó | Chapter 9 | Farewell (final cutscene). |
| 13 - wavedash.ppt | Chapter 9 | Event Horizon (Wavedashing tutorial), Farewell (golden strawberry room) |