Report updated May 19, 2026
Cuspart: My Cycle
For individuals seeking private, local-only menstrual and fertility tracking without account registration or cloud data sharing.
Cuspart: My Cycle is an established health & fitness app that is free with in-app purchases.
What is Cuspart: My Cycle?
Cuspart: My Cycle is a privacy-focused menstrual and fertility tracking app for iOS that stores all health data locally on the device.
Users hire Cuspart to manage cycle awareness without the data-sharing risks or account requirements inherent in larger, cloud-based health platforms.
Current Momentum
v7.00 · 14mo ago
Zombie- Released initial version Jan 2025.
- Maintains consistent privacy-first feature set.
Active Nemesis
Flo Cycle & Period Tracker
By FLO HEALTH UK
Other Rivals
7-Day Rank Pulse 🇺🇸
Health & FitnessNo ranking data
Rating Pulse 🇺🇸
Gathering signals...
What makes this app unique?
How Is The App's Momentum Right Now?
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What Are The Key Features?
All health data resides on the device with no cloud sync or account requirement
Logs period dates, ovulation, and fertility windows based on user-inputted cycle patterns
How much does it cost?
- Free with non-intrusive ads
- Remove Ads option via in-app purchase
Freemium model relies on ad-supported free usage with a single IAP gate to remove ads.
Who Built It?
Mustafa Tolga DALBUDAK
Providing specialized utility and productivity tools for professionals and students. Focused on offline-first functionality for everyday tasks.
Portfolio
13
Apps
Who is Mustafa Tolga DALBUDAK?
Cuspart operates as a high-volume utility studio that prioritizes offline accessibility and niche-specific toolsets over platform-wide ecosystem integration. By targeting fragmented segments like e-commerce accounting and specialized engineering conversions, they capture users who require reliable, standalone tools without the overhead of cloud-based dependencies. Their strategy relies on a broad, horizontal portfolio that functions as a utility layer, though the lack of cross-app synchronization or unified user accounts limits their ability to build a cohesive brand ecosystem.
Who is Mustafa Tolga DALBUDAK for?
- Students
- Independent e-commerce sellers
- Professionals seeking offline-capable tools for daily calculations
- Conversions
Portfolio momentum
Released 25 updates across the portfolio in the last 6 months, demonstrating a high-frequency development cycle across their active app base.
What other apps does Mustafa Tolga DALBUDAK make?
What do users think recently?
Analysis in progress, available soon
What is the competitive landscape for Cuspart: My Cycle?
How's The Health & Fitness Market?
Market outlook for this category
Available very soon
The rivals identified
The Nemesis
Head to Head
Cuspart should lean into its privacy-first, minimalist positioning to attract users fleeing the data-heavy, complex environment of Flo.
What sets Cuspart: My Cycle apart
Cuspart offers a more focused, clutter-free experience for users overwhelmed by Flo's feature-heavy interface.
Prioritizes a privacy-first approach that appeals to users wary of Flo's extensive data-sharing ecosystem.
What's Flo Cycle & Period Tracker's Edge
Flo provides a robust, medically-backed symptom checker that establishes higher trust for health-related queries.
Includes a sophisticated partner integration feature that expands the app's utility beyond the individual user.
Contenders
Menstruation
0Lars Bergelt
This app competes by offering a specialized, medical-focused approach to cycle tracking with a specific emphasis on data portability and reporting.
Includes a native yearly overview printing feature, facilitating easier sharing of data with medical professionals.
Provides direct Apple Health integration, allowing for seamless synchronization with broader personal health data ecosystems.
Peers
Employs advanced AI vision analysis to log nutritional intake, significantly reducing the friction of manual entry.
Supports Google Health Connect, broadening its utility for users outside the Apple-only ecosystem.
Utilizes AI for real-time meal analysis, providing a more automated experience than manual cycle logging.
Features an interactive AI nutrition chat that offers personalized macro targets based on user input.
milkberi
★5.0 (10)HAVYN LLC
⚡This app competes for the wellness-focused user by combining nutritional tracking with social features and community engagement.
Integrates social features that allow users to share progress and recipes, fostering a community-driven experience.
Includes a custom recipe builder that adds significant value for users managing specific dietary health goals.
AFibLife™
★3.2 (9)Appmanschap B.V.
It competes for the health-tracking user segment by providing clinical-grade symptom logging and data reporting tools.
Offers specialized clinical data reporting tools that are highly valuable for users managing chronic conditions.
Integrates directly with medical devices to provide objective health metrics rather than just subjective logging.
New Kids on the Block
Calwise-Indian Calorie Tracker
0Murugan Ambigapathy
A localized health tracker that competes for the same wellness-oriented audience through regionalized content and goal setting.
Provides localized meal logging and macro tracking specifically tailored to the dietary habits of Indian users.
Kickoff: Weight Loss & Fitness
0Andy Arevalo
A new entrant in the health tracking space that uses team-based motivation to drive user retention.
Implements team-based modes and coach reporting to gamify the health tracking experience for better engagement.
The outtake for Cuspart: My Cycle
Strengths to defend, gaps to attack
Core Strengths
- Local-only data storage architecture eliminates privacy-related churn risks
- Minimalist interface reduces cognitive load for daily logging
Critical Frictions
- Zero user reviews on the platform limit social proof
- Lack of partner-sync features reduces utility for fertility-planning couples
Growth Levers
- Direct Apple Health integration would allow data portability
- Yearly overview printing would facilitate medical professional sharing
Market Threats
- Established competitors with medically-backed symptom checkers capture higher user trust
- Lack of cloud-sync makes the app vulnerable to data loss upon device replacement
What are the next best moves?
Ship Apple Health integration because it enables data portability for medical professional sharing → increase user retention
Competitor 'Menstruation' uses data portability as a key differentiator to attract medical-focused users.
Trade-off: Push the partner-sync feature to Q4 — Apple Health integration has a higher impact on medical utility.
A counter-intuitive read
The lack of cloud-sync is not a weakness but a deliberate barrier to entry for privacy-conscious users who view cloud-based health data as a liability.
Feature Gaps vs Competitors
- Partner-mode for shared cycle awareness (available in Flo Cycle & Period Tracker)
- Direct Apple Health integration (available in Menstruation)
Key Takeaways
Cuspart succeeds by prioritizing user privacy through local-only storage, but it lacks the collaborative and medical-validation features required to challenge market leaders, so the PM should prioritize Apple Health integration to increase utility for medical tracking.
Where Is It Heading?
Stable
The privacy-first health tracking market is consolidating as users move away from data-heavy incumbents, creating an opening for minimalist, local-only tools. Cuspart is well-positioned to capture this segment if it can bridge the gap between privacy and clinical utility.
The app maintains a consistent, privacy-focused feature set without major updates, signaling a stable, maintenance-oriented development posture.