Glo
Class music
Some classes include a supplied music mix; freely choosing and previewing an ambience library is not established.
Supporting sources:
Source checked . Availability can change.
Background sound and mixing · 5-app comparison
Choose and preview background ambience: Glo vs Insight Timer vs Mesmerize vs Smiling Mind vs Waking Up
Whether the app lets you choose and preview background ambience.
Your comparison
5 of 5 apps Glo 
Insight Timer 
Mesmerize 
Smiling Mind 
Waking Up Compare by topic
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| Features1 selected | Glo Glo membership | Insight Timer MemberPlus | Mesmerize Mesmerize Premium | Smiling Mind Free | Waking Up Waking Up membership |
|---|---|---|---|---|---|
| Choose and preview background ambience |
Choose and preview background ambience: details
Insight Timer
Yes
Timer practice supports selectable ambience; Sleep Mixer can combine ambient sounds, music and nature recordings.
Supporting sources:
Source checked . Availability can change.
Mesmerize
Soundscapes
Select supplied music and nature-sound backgrounds.
Supporting sources:
Source checked . Availability can change.
Smiling Mind
Soundscapes and music settings
The app includes soundscapes and session music settings. The reviewed guide does not describe a full custom background-production mixer.
Supporting sources:
Source checked . Availability can change.
Waking Up
Yes
Background sound preferences can be set separately for Practice and Theory/Life listening.
Supporting sources:
Source checked . Availability can change.
Sources and plan details
Sources for 1 features across Glo, Insight Timer, Mesmerize, Smiling Mind, Waking Up. Annual prices show the full yearly charge in USD. “Limited” includes conditions. “No listed support” means the feature was not found in the reviewed official documentation.
Glo 1 researched
- Choose and preview background ambience: Class music
-
Some classes include a supplied music mix; freely choosing and previewing an ambience library is not established.
Checked . Sources: [1]
Glo sources
- Glo music controls · Checked 2026-10-09
Insight Timer 1 researched
Insight Timer sources
- Insight Timer meditation timer · Checked 2026-10-09
- Insight Timer Sleep Mixer · Checked 2026-10-09
Mesmerize 1 researched
- Choose and preview background ambience: Soundscapes
-
Select supplied music and nature-sound backgrounds.
Checked . Sources: [1]
Mesmerize sources
- Mesmerize product features · Checked 2026-10-09
Smiling Mind 1 researched
Smiling Mind sources
- Smiling Mind app and Routine guide · Checked 2026-10-09
- Smiling Mind voice and music settings · Checked 2026-10-09
Waking Up 1 researched
- Choose and preview background ambience: Yes
-
Background sound preferences can be set separately for Practice and Theory/Life listening.
Checked . Sources: [1]
Waking Up sources
- Waking Up publisher listing and release notes · Checked 2026-10-09