By Kai Oelfke
Report updated Apr 17, 2026
Sleep Cycle Bedtime Calculator
For health-conscious individuals looking to improve their sleep quality and morning alertness through structured scheduling.
Overview · Full Intel report in progress
Sleep Cycle Bedtime Calculator is an established health & fitness app that is completely free. With a 4.0/5 rating from 240 reviews, it shows polarized user reception.
What is Sleep Cycle Bedtime Calculator?
Current Momentum
v1.0 · 20mo ago
ZombieLast updated 615d ago. 5 versions tracked.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
Health & FitnessNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Calculates optimal wake-up or bedtimes based on 90-minute sleep cycle intervals.
Allows users to adjust the default 15-minute buffer to account for individual time taken to fall asleep.
Provides integration with Apple Watch for convenient access to sleep scheduling tools.
How much does it cost?
Who Built It?
Kai Oelfke
Providing streamlined health and productivity utilities for users seeking distraction-free, privacy-focused digital tools.
Portfolio
7
Apps
Who is Kai Oelfke?
The publisher maintains a lean, utility-first strategy that prioritizes functional simplicity over complex feature sets. By focusing on niche health and productivity tasks, they avoid direct competition with feature-heavy, subscription-locked incumbents. Their structural advantage lies in a low-friction, privacy-centric user experience that appeals to individuals looking for specific, ad-free, or simplified alternatives to mainstream trackers.
Who is Kai Oelfke for?
- Health-conscious individuals
- Professionals seeking efficient
- Privacy-focused tools for personal management
- Habit tracking
Portfolio momentum
Released 6 updates across 7 apps in the last 6 months, indicating a consistent maintenance and development cycle.
What other apps does Kai Oelfke make?
Intermittent Fasting Tracker:
Protein Tracker.
Stopwatch°
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Contacts Address Book: Amicu
Expense Tracker & Money
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for Sleep Cycle Bedtime Calculator?
How's The Health & Fitness Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Sleep Cycle Bedtime Calculator
Key Takeaways
This is a straightforward, free utility focused on cycle-based sleep planning rather than active sleep tracking.
Where Is It Heading?
Trend analysis
Available very soon