Sleep Cycle Simple Calculator
Sleep Cycle Simple Calculator is a free utility for iOS that calculates optimal wake-up times based on natural sleep cycles.
The App DNA
What makes this app unique?
The app removes the cognitive friction of manual bedtime planning for users who want to wake up feeling refreshed without using complex, sensor-based sleep trackers.
For Individuals seeking to improve morning alertness and manage sleep schedules through calculated wake-up times.
What does it look like?
Key features
Calculates optimal wake-up times based on natural sleep cycles to prevent grogginess
Provides personalized recommendations for sleep hygiene
UI theme adjustment for low-light environments
How much does it cost?
The app is currently listed as free with no explicit subscription or IAP gates identified in the metadata.
Velocity
Dormant developmentUX improvementsShow more...
The app has remained inactive for 301 days, with only a single version release identified within the analyzed window. This lack of development activity indicates a stagnant product lifecycle. No new features, bug fixes, or operational updates have been deployed to the platform in nearly a year.
Who built it?
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Sleep Cycle Simple Calculator
How's the Health & Fitness market?
Sleep Cycle Simple Calculator occupies a niche, free-utility position within the Health & Fitness category. The lack of recent updates (301 days) contrasts with the rapid feature iteration typical of category leaders, signaling a passive market stance.
Read the market outlookThe rivals identified
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Key takeaways for Sleep Cycle Simple Calculator
Where is it heading?
The market for simple sleep utilities is consolidating as OS-level health features absorb basic functionality. Sleep Cycle Simple Calculator remains in a maintenance-only state, which leaves it exposed to platform-level updates that could render its primary utility redundant.
- The 10-month development silence suggests the app is in maintenance mode, which leaves it vulnerable to OS-level feature absorption.
- The free-only model lacks a clear path to monetization, limiting the resources available for future feature expansion.
The SWOT
- Core utility loop drives daily app usage
- Sleep insights modal increases session depth
- Native alarm API integration would remove manual entry friction
- Localized sleep-hygiene content could expand user reach
Next best moves
Audit native alarm API integration because manual entry is a friction point → increase daily retention
The counter-intuitive read
The app's lack of complex tracking is a feature, not a bug…
Read the full takeBottom line
Sleep Cycle Simple Calculator serves a narrow, utility-driven segment, but the 10-month development silence suggests the app is currently a sunset asset rather than a growth vehicle.
Unlock 2 critical frictions, 2 market threats and the analyst’s take.
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- [1] App Store
Report last updated