Ranked by measured calm
The 30 best sleep songs
The thirty calmest songs in the Purrple Cat catalogue, ranked by how they actually sound: soft note attacks, no sudden volume jumps, an even level and a warm tone. Each one says why it made the list.
- 1

Lazy Afternoon
Signs of Life · 2022 · 2:00A warm, dark tone with no sharp highs and soft, rounded note attacks.
- 2

Defunct
Dino Land · 2024 · 2:11No sudden jumps in volume and soft, rounded note attacks.
- 3

Constellations
Sea of Stars 2 · 2023 · 2:45A warm, dark tone with no sharp highs and soft, rounded note attacks.
- 4

Gingerbread House
Ice Palace · 2024 · 2:15Soft, rounded note attacks and no sudden jumps in volume.
- 5

Summer Crush
A Good Book · 2019 · 2:21A steady, even level from start to end and no sudden jumps in volume.
- 6

Stranded
House in the Woods · 2021 · 3:36A warm, dark tone with no sharp highs, no sudden jumps in volume and long enough to settle into.
- 7

Timeless
Sea of Stars · 2022 · 3:09A steady, even level from start to end and a warm, dark tone with no sharp highs.
- 8

Bloom
Bloom · 2020 · 2:31A warm, dark tone with no sharp highs and no sudden jumps in volume.
- 9

Verdant
Tranquil Trails · 2023 · 3:20Soft, rounded note attacks, no sudden jumps in volume and long enough to settle into.
- 10

Starseed
Multiverse · 2022 · 3:31Soft, rounded note attacks, a warm, dark tone with no sharp highs and long enough to settle into.
- 11

Lonely
City Nights 2 · 2023 · 2:56A warm, dark tone with no sharp highs and a steady, even level from start to end.
- 12

Weightless
Sleep Tight · 2025 · 3:15A steady, even level from start to end and soft, rounded note attacks.
- 13

Wispy Whiskers
Cat Nap · 2019 · 2:31No sudden jumps in volume and a steady, even level from start to end.
- 14

Bookworm
A Good Book · 2019 · 3:13No sudden jumps in volume and a warm, dark tone with no sharp highs.
- 15

Bird Watching
Cat Nap · 2019 · 2:43A warm, dark tone with no sharp highs and a steady, even level from start to end.
- 16

Desolate
Sands of Time · 2024 · 2:14A warm, dark tone with no sharp highs and a steady, even level from start to end.
- 17

Deja Vu
Sea of Stars · 2022 · 3:32A steady, even level from start to end, soft, rounded note attacks and long enough to settle into.
- 18

Middle of Nowhere
Endless Forest · 2026 · 3:20A steady, even level from start to end, no sudden jumps in volume and long enough to settle into.
- 19

Dune Drifter
Sands of Time · 2024 · 2:31A steady, even level from start to end.
- 20

Endless Forest
Endless Forest · 2026 · 2:38Soft, rounded note attacks and no sudden jumps in volume.
- 21

Just Relax
Just Relax · 2019 · 3:33A steady, even level from start to end, no sudden jumps in volume and long enough to settle into.
- 22

Night Owls
City Nights 2 · 2023 · 2:41A warm, dark tone with no sharp highs and a steady, even level from start to end.
- 23

Swimming With Whales
Pelagic Journey · 2019 · 3:20No sudden jumps in volume and long enough to settle into.
- 24

Creation
Multiverse · 2022 · 3:13Soft, rounded note attacks.
- 25

In the Past
Signs of Life · 2022 · 2:44No sudden jumps in volume and soft, rounded note attacks.
- 26

Silent Wood
House in the Woods · 2021 · 3:08A warm, dark tone with no sharp highs and soft, rounded note attacks.
- 27

Tracks to Nowhere
Night Train · 2023 · 2:45No sudden jumps in volume and a warm, dark tone with no sharp highs.
- 28

Ball of Yarn
Cat Nap · 2019 · 2:29A steady, even level from start to end and no sudden jumps in volume.
- 29

The Portal
Sands of Time · 2024 · 2:54A steady, even level from start to end and no sudden jumps in volume.
- 30

Mesa's Edge
Sands of Time · 2024 · 3:02A steady, even level from start to end and no sudden jumps in volume.
How the ranking works: every instrumental Purrple Cat song was measured for how sharply its notes start, how often the volume jumps, how much the level moves and how bright the tone is. Calmer on all four ranks higher. Songs with vocals and the Halloween records are left out. More in the guide.