Report updated May 8, 2026
Calendar app *DeepBlack
For individuals seeking a simple, private scheduling tool that supports non-traditional work weeks and customizable event categorization.
Overview · Full Intel report in progress
Calendar app *DeepBlack is an established productivity app that is completely free. With a 4.5/5 rating from 2 reviews, it shows polarized user reception.
What is Calendar app *DeepBlack?
Current Momentum
v3.3
No release notes available.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
ProductivityNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Users can add or delete items directly from a daily task list with simple touch interactions.
The calendar interface allows for visual organization by applying color bars to specific event days.
All appointments and task lists are saved locally on the user's device, eliminating the need for account registration.
The app supports custom schedules for users who do not follow standard Saturday and Sunday rest days.
How much does it cost?
Who Built It?
Bakerstreet Co.
Developing simple utility and narrative-driven casual games for mobile users. Focused on low-friction experiences that require no account registration.
Portfolio
6
Apps
What other apps does Bakerstreet Co. make?
Explore the full Bakerstreet Co. report
Portfolio breakdown, audience, momentum, and every app published by Bakerstreet Co..
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
Analysis in progress, available soon
What is the competitive landscape for Calendar app *DeepBlack?
How's The Productivity Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Calendar app *DeepBlack
Key Takeaways
DeepBlack is a privacy-focused, offline-only calendar and task manager designed for users who prefer a simple, non-standard scheduling experience.
Where Is It Heading?
Trend analysis
Available very soon