NightWell:Smart Sleep Tracker vs Pillow: Sleep Tracker

NightWell:Smart Sleep Tracker

株式会社C2
App Store
$66/mo
~$791/yr · 800 installs
VS

Pillow: Sleep Tracker

Neybox Digital Ltd.
App Store
$0/mo
~$0/yr · 10.5M installs
Revenue winner NightWell:Smart Sleep Tracker wins +6600% vs other
Installs winner Pillow: Sleep Tracker wins +1313630% vs other
MAU winner Pillow: Sleep Tracker wins +973606% vs other
Rating winner NightWell:Smart Sleep Tracker wins +4% vs other

Why NightWell:Smart Sleep Tracker is winning

Top 2 reasons - backed by the public App Store / Play Store numbers.

  1. NightWell:Smart Sleep Tracker earns roughly 66× more per month than Pillow: Sleep Tracker - $66 vs $0.
  2. Subscription model. NightWell:Smart Sleep Tracker runs a $9.99/mo subscription that compounds; Pillow: Sleep Tracker relies on one-shot IAP or ads.

Find more apps with this revenue gap · Full NightWell:Smart Sleep Tracker report

Side-by-side metrics

Bars scale to whichever app is bigger on that row. Green = winner.

NightWell:Smart Sleep Tracker
vs
Pillow: Sleep Tracker
Monthly revenue (est.)?
$66
$0
Annual revenue (est.)
$791
$0
Lifetime installs (est.)
800
10.5M
Monthly active users (est.)?
204
2.0M
App Store rating
4.56★
4.37★
Total ratings
16
96K
US grossing rank
-
=
-
Cheapest monthly sub
$9.99
No sub
IAP tiers detected
2 tiers
0 tiers

NightWell:Smart Sleep Tracker

株式会社C2
App Store
Category
Health & Fitness
Price
Free
Released
May 1, 2014
Last updated
Jun 18, 2026
File size
125.0 MB
Content rating
4+
Version
5.3.30
Languages
English, Japanese
View full NightWell:Smart Sleep Tracker report →

Pillow: Sleep Tracker

Neybox Digital Ltd.
App Store
Category
Health & Fitness
Price
Free
Released
May 22, 2014
Last updated
Jun 30, 2026
File size
701.8 MB
Content rating
12+
Version
6.4.6
Languages
Czech, English, French, German, Italian, Japanese +8 more
View full Pillow: Sleep Tracker report →

NightWell:Smart Sleep Tracker trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

Pillow: Sleep Tracker trajectory

AugSepOctNovDecJanFebMarAprMayJunJul

FAQ

Which makes more money, NightWell:Smart Sleep Tracker or Pillow: Sleep Tracker? v
NightWell:Smart Sleep Tracker earns about $66 per month, while Pillow: Sleep Tracker earns about $0. That is a ∞× revenue gap (~$66 more per month for NightWell:Smart Sleep Tracker). Annual revenue: NightWell:Smart Sleep Tracker ≈ $791/year, Pillow: Sleep Tracker ≈ $0/year. Estimates are derived from public App Store signals - grossing rank, scraped IAP tiers, ratings and category benchmarks.
Which has more downloads, NightWell:Smart Sleep Tracker or Pillow: Sleep Tracker? v
Pillow: Sleep Tracker leads with about 10.5M estimated downloads vs 800 for NightWell:Smart Sleep Tracker - a 13137.3× gap. NightWell:Smart Sleep Tracker's App Store downloads are estimated from 16 ratings × the standard 1:75 ratio. Pillow: Sleep Tracker's App Store downloads are estimated from 96K ratings.
Are NightWell:Smart Sleep Tracker and Pillow: Sleep Tracker in the same App Store category and competing for the same money? v
Yes - both apps sit in the Health & Fitness category, which means they compete directly for the same paying users and category-level wallet share. Direct competitors, head-to-head.
What in-app purchases and subscription pricing do NightWell:Smart Sleep Tracker and Pillow: Sleep Tracker offer? v
NightWell:Smart Sleep Tracker: IAP range 2 tiers detected. Pillow: Sleep Tracker: no IAP detected on the public listing. NightWell:Smart Sleep Tracker runs a "Subscription (~$9.99/mo)" monetization model; Pillow: Sleep Tracker runs "No App Store revenue (monetizes off-store)". Scraped tier prices and detected subscription pricing drive the bulk of the per-app revenue estimate above.
Which has better ratings, NightWell:Smart Sleep Tracker or Pillow: Sleep Tracker? v
NightWell:Smart Sleep Tracker edges ahead with ★ 4.6 vs ★ 4.4 (gap of 0.2 stars). Rating volume: NightWell:Smart Sleep Tracker 16 ratings, Pillow: Sleep Tracker 96K ratings. Higher rating volume = stronger ASO signal even when star averages are close.
How accurate are these NightWell:Smart Sleep Tracker vs Pillow: Sleep Tracker revenue estimates? v
Directional - typically within 2-3× of actual money earned for popular apps. The $66 for NightWell:Smart Sleep Tracker and $0 for Pillow: Sleep Tracker are derived from App Store grossing rank, scraped IAP tiers, ratings volume and category benchmarks (Health & Fitness) - net of the 15-30% Apple/Google store cut. Real revenue depends on country mix, retention, refunds and ad fill rate, none of which Apple or Google publish.
How do I compare NightWell:Smart Sleep Tracker or Pillow: Sleep Tracker to a different App Store app? v
Use the search box at the bottom of this page or paste any two App Store links into the homepage tool. We auto-generate a permanent comparison URL with revenue, downloads, IAP tiers, subscription pricing and grossing rank for both apps.