Head-to-head · Sleep Tracking Apps for Apple Watch
Pillow vs Somno
Pillow leads on 1 check, Somno on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Free planboth
- Most featuresPillow · 5 of 5
Pillow and Somno score identically on our rubric (7.9 out of 10) for sleep tracking apps for apple watch; Pillow sits at #3 and Somno at #8 in our editorial ranking, so the choice comes down to fit.
On tracking mode, Pillow gives you Both where Somno offers Automatic. Pillow offers sleep schedule tools; Somno doesn't publish it.
Pillow is the better fit for apple Watch users seeking detailed sleep insights. Somno is the better fit for users wanting naps, noise analysis, and sleep insights.
- Pillow fits best
Apple Watch users seeking detailed sleep insights
- Somno fits best
Users wanting naps, noise analysis, and sleep insights
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Side by side
| Feature | Pillow 7.9/10 Visit ↗ | Somno 7.9/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.9 | 7.9 |
| Ranking | #3 in Sleep Tracking Apps for Apple Watch | #8 in Sleep Tracking Apps for Apple Watch |
| Best for | Apple Watch users seeking detailed sleep insights | Users wanting naps, noise analysis, and sleep insights |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | Not published | Not published |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Mobile | Mobile |
| Platforms | iOS, macOS | iOS, macOS |
| Support | Email, Docs | |
| Integrations | 4 integrations | 2 integrations |
| Built for | Solo | Solo |
| Features Pillow 5/5 · Somno 4/5 | ||
| Sleep-stage analysis | ✓ | ✓ |
| Sleep score | ✓ | ✓ |
| Sleep schedule tools | ✓ (best) | Not published |
| Apple Health sync | ✓ | ✓ |
| Watch app | ✓ | ✓ |
| Specs | ||
| Tracking mode | Both | Automatic |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Pillow is a sleep-tracking app for Apple Watch users who want more than a record of when they went to bed and woke up. It supports automatic detection through Apple Watch sensors as well as manually started sessions, then presents light,… Read the review → |
Somno is an iPhone and Apple Watch sleep-tracking app from Remix Design Studio for people who want automatic sleep recording alongside interpretation tools. It can detect sleep while the watch is worn, including short naps, and presents… Read the review → |
Strengths and trade-offs
Pillow — where it wins
- Tracks sleep automatically or through manually started sessions
- Combines sleep stages, scores, heart and respiratory metrics, and trends
- Adds smart alarms, sound recordings, and Apple Health comparisons
Where it doesn't
- Premium features and content require a subscription
- Designed for Apple platforms rather than a broad device ecosystem
- Detailed insights may be more than users seeking basic sleep logs need
Somno — where it wins
- Automatically detects sleep and records short naps with Apple Watch
- Combines sleep stages, scores, regularity, and noise analysis
- Adds sleep reports, journaling, a smart alarm, and bedtime app lock
Where it doesn't
- Sleep-stage analysis depends on supported Watch models and OS versions
- Insights depend on available Apple Health data
- Available on iOS and macOS, with mobile deployment
- Pillow7.9/10 · Free plan
A feature-rich Apple Watch sleep tracker with free access and paid premium tiers.
Visit PillowFull verdict → - Somno7.9/10 · Free plan
Automatic sleep tracking pairs nap detection with stages, noise insights, and a sleep journal.
Visit SomnoFull verdict →
More comparisons
- Apple Sleep vs Pillow
- Apple Sleep vs Somno
- Sleep Cycle vs Pillow
- Sleep Cycle vs Somno
- Pillow vs SleepWatch
- Pillow vs Lunomia
- Pillow vs Sleep++
- Pillow vs AutoSleep
All sleep tracking apps for apple watch comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update