Is there a good app for wind down with sleep sounds?
Prime Gap: 38 apps already serve this, and 39 data points mined from real user reviews across 2 sources show where they fall short. Heavily used and done badly — the most disruptable kind of gap.
Data refreshed July 20, 2026 · scores recompute weekly as new reviews are mined, so re-check before you build.
What users complain about
The most common complaints behind apps that try to wind down with sleep sounds, mined and clustered from real reviews:
| Complaint area | Type | Mentions | What a user said |
|---|---|---|---|
| sleep sounds now paid | price | 2 | why do I have to pay money to gets sounds to sleep |
| sleep sounds rarely works | reliability | 1 | Sleep sounds only works 2% of the time |
| sleep sound stops playing during night | bug | 1 | The sound didn't play all night. It kept stopping |
| few sleep sound updates | missing-feature | 1 | the sleep sounds like rain don't get many updates |
| need more sleep sounds without birds | missing-feature | 1 | need more with no birds |
| sleep music stops after a few seconds | bug | 1 | I couldn't get the music to continue |
| no option to listen to recorded sleep sounds | missing-feature | 1 | doesn’t give the option to listen |
| sleep sounds no longer stop after set timer | bug | 1 | the sounds played to help go to sleep no longer turn off after a set time |
| more sleep tracks | missing-feature | 1 | it would be nice for some new sleep ones to be released |
| free sounds ineffective for sleep | price | 1 | The only things you can use is infinity, wind in trees, and birds. None of those help me sleep |
| sleep sound stutters and cuts out at start | bug | 1 | the sound I use always has a few stutters in the beginning and stops playing sounds for a second |
| cannot view all sleep sounds | missing-feature | 1 | i just wanted to see all of my sounds at sleep it doesn't let me to |
Apps that already serve this
| App | Rating | Ratings | Price |
|---|---|---|---|
| Sleep Sounds: relaxing sounds | 4.7 | 1,945 | $2.99 |
| White Noise Deep Sleep Sounds | 4.8 | 205,349 | Free |
| To Sleep:App | 4.6 | 113 | Free |
| Light Noise | Sleep Sounds | 5.0 | 6 | $0.99 |
| Endel: Focus & Sleep Sounds | 4.6 | 33,274 | Free |
| Sleep Machine | 4.7 | 2,980 | $3.99 |
| SleepFan: MyFans - Sleep Aid with Recorder | 4.6 | 28 | $1.99 |
| Sleep Better Fan ~ White Noise | 4.8 | 1,113 | $3.99 |
Should you build it?
Heavily used and done badly — the most disruptable kind of gap. Opportunity here scores 70 out of 100 — a function of demand, how crowded the field is, and how badly the existing apps perform. Use the live map to compare it against adjacent tasks.
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