Mysterious background music
114 mysterious tracks. Unresolved harmonies, eerie textures and slow pulses for mysteries, documentaries, puzzles and Halloween edits. Listen free. MP3 & WAV downloads come with Pro and Premium.
- Desert Folklore Drone
1:00Halloweenethnic-ambient, woodwinds, synth-pad
- Desert Night Heartbeat
1:03Halloweendark-ambient, synth-pad, synth
- Dreamy Anime Pads
30.0sAmbientambient-drone, synth-pad, synth
- Dreamy Harp Meditation
45.0sJazzmeditation-music, synth-pad, harp
- Dreamy Trumpet Night
30.0sJazzambient-jazz, trumpet, synth-pad
- Quiet Expansive Close
1:00Ambientambient-synthwave, synth, synth-pad
- Deep Sleep Forest Drone
2:44Ambientdowntempo, synth-pad, synth
- Interstellar Synth Atmospheres
4:08Electronicsynthwave, synth, synth-pad
- Singing Bowl Meditation
2:54Ambientcinematic-synth, synth, synth-pad
- Spa Flute Drone
2:53Ambientdark-ambient, synth-pad, flute
- Spacey Ethereal Drift
2:56Ambientsynthwave, synth, synth-pad
- New York Night Bed
50.0sAmbientspace-ambient, synth-pad, synth
- Ancestral Synth Pads
4:47Electronicsynthwave, synth, synth-pad
- Cambodian Tech House Riff
4:56Electronicorganic-house, sitar, synth
- Curious Strings Ascent
2:56Classicalorchestral, woodwinds, strings
- Dramatic Piano Romance
2:27Classicalclassical-piano, piano, dramatic
- Dreamy Harp Sequence
1:42Ambientfantasy-orchestral, harp, strings
- Dreamy Piano Journey
4:14Cinematicdowntempo, piano, synth
- Futuristic Korean Reveal
1:47Lunar New Yearfolktronica, guzheng, synth
- Impressionist Symphonic Poem
3:04Classicalfantasy-orchestral, harp, flute
- Mysterious Progressive House
4:33Electronicprogressive-house, synth, drum-machine
- Mysterious Solo Violin
2:56Classicalchamber-music, strings, acoustic-guitar
- Ocean Abyss Descent
2:24Ambientcinematic-synth, synth-pad, synth-bass
- Serene Solo Harp
2:25Classicalfantasy-orchestral, harp, strings
- Shamanic Didgeridoo Drone
2:49Cinematiccinematic-world, oud, strings
- Shimmering Pad Meditation
2:54Ambientspace-ambient, synth-pad, synth
- Tense Synth Drone Scene
2:53Cinematicsynthwave, synth, strings
- Thrilling Horn Ascent
2:24Cinematicepic-orchestral, strings, brass
- Tranquil Romantic Orchestra
2:06Cinematicfantasy-orchestral, woodwinds, flute
- Uplifting Corporate Tech
2:53Cinematicsynthwave, synth, synth-pad
- Vintage Suspense Strings
2:56Cinematicorchestral-fantasy, strings, orchestra
- Whimsical Chamber Music
1:09Classicalchamber-music, woodwinds, strings
- Anxious Neoclassical Piano
2:28Classicalneo-classical-piano, piano, synth
- Arabic Horror Undertone
2:42Cinematiccinematic-orchestral, woodwinds, strings
- Bolero Meditation Build
3:18Cinematicorchestral-fantasy, harp, strings
- Dark Cello Duet
3:23Classicalneo-classical, strings, cello
- Dark Kalimba Lullaby
2:35Cinematicfantasy-orchestral, harp, woodwinds
- Dark Symphonic Horror
3:54Classicalorchestral-fantasy, piano, orchestra
- Delayed Synth Blip Ambience
2:28Electronicsynthwave, synth, synth-pad
- Dramatic Epic Orchestral
3:50Cinematicepic-orchestral, strings, piano
- Dramatic Playful Suspense
1:52Cinematicorchestral, strings, woodwinds
- Dreamy Ambient Orchestral
2:54Worldambient-orchestral, synth-pad, strings
- Dreamy Chillwave Night
3:06Hip-Hopchillwave, synth, synth-pad
- Dreamy Downtempo Piano
2:59Ambientdowntempo, synth, synth-pad
- East West Strings Fusion
2:29Worldmiddle-eastern-cinematic, oud, hand-percussion
- Epic Electronic Horizon
2:45Ambientcinematic-electronic, synth, strings
- Fantasy Cavern Ambience
4:18Cinematicmagical-orchestral, bells, strings
- Forest Documentary Drone
2:57Cinematicfantasy-orchestral, strings, woodwinds
- Granular Ambient Hypnosis
2:55Ambientspace-ambient, synth-pad, synth
- Layered Arpeggio Journey
3:37Electronicsynthwave, synth, synth-bass
- Melancholic Piano Fantasy
2:31Classicalneo-classical-piano, piano, synth-pad
- Nomadic Desert Flute
2:36Worldorganic-house, woodwinds, synth
- Orchestral Brass And Strings
1:06Cinematicfantasy-orchestral, strings, woodwinds
- Relaxed Synthwave Drift
4:20Ambientsynthwave, synth, synth-pad
- Suspenseful Synth Pulse
2:28Electronicsynthwave, synth, synth-bass
- Tense Low String Space
2:25Cinematiccinematic-orchestral, strings, orchestra
- Upward Downward Strings
1:57Classicalchamber-orchestral, strings, woodwinds
- Vibrant Symphonic Rhythm
2:27Cinematicwhimsical-orchestral, orchestra, strings
- Whimsical Flute Dream
2:42Worldwhimsical-orchestral, harp, strings
- Whimsical Harp Forest
4:18Cinematicfantasy-orchestral, strings, woodwinds
Make your own version
Need another length or feel? Describe the track and change the instruments, tempo or mood.
Free credits when you sign up · generation uses your account balance · custom tracks follow your plan’s license.
Using mysterious music
Suspense is in the rhythm
A slow, repeating figure holds attention better than a melody. Loop a short section under a long explanation.
Pair it with sound design
A door creak or a wind gust on a cut makes a mysterious bed feel scored. The sound-effects library has both.
Mysterious music FAQ
Is this mysterious music free?
Free to listen, with no account. MP3 and WAV downloads come with Pro and Premium, and cover commercial use too, such as monetized videos, ads (including paid ad campaigns), client work, apps and games.
Can I use it in a monetized YouTube video?
Yes, on Pro or above. Downloads on Pro and Premium cover monetized videos. Sonilo does not register library tracks with YouTube Content ID.
Do I need to credit Sonilo?
No. Library tracks need no credit or attribution, on any plan. You can still mention Sonilo if you like.
What if I can’t find the right mysterious track?
Describe the one you need — instruments, tempo, mood, length — and generate it with Sonilo’s text-to-music. New accounts get free credits; custom tracks follow your plan’s license.
License
Listen to every track in this library for free. Downloading a track comes with Pro and Premium, and covers personal and commercial use: ads (including paid ad campaigns), client work, and monetized or sponsored content, with no revenue cap. Sonilo does not register library tracks with YouTube Content ID. On Pro and above you can also get a license certificate for any track here. Use a track only as part of a larger work of your own. You may not sell, share or give away the files on their own, bundle them into sound, sample or music packs, or upload them to other stock or library sites.
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