Report updated Jul 4, 2026
Heliodose
For individuals managing Vitamin D3 supplementation and tracking blood test results for health consistency.
Heliodose is an established health & fitness app that is a paid app.
What is Heliodose?
Heliodose is a specialized Vitamin D3 supplement and blood-level tracker for iOS users.
Users hire Heliodose to manage complex lab-result data and daily supplement routines without the privacy trade-offs of ad-supported health apps.
Current Momentum
v1.2 · 5d ago
Maintenance- Shipped initial release in April 2026.
- Maintains privacy-focused, ad-free tracking model.
Active Nemesis
Fastic Weight Loss & Fasting
By HealthVida GmbH & Co. KG.
Other Rivals
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What makes this app unique?
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What Are The Key Features?
Logs daily intake of Vitamin K2, Magnesium, Omega-3, and Zinc with haptic feedback.
Visualizes consecutive logging days with a fire badge on the home screen.
Logs supplement intake directly from the notification banner without launching the app.
How much does it cost?
- One-time purchase at $1.99
The $1.99 paid model removes ad-based monetization, positioning the app as a premium, privacy-focused tool for dedicated health users.
Who Built It?
Enrichment in progress
Publisher profile available very soon
What other apps does Kliv Spahiu make?
ScreenDoctor PRO
Utilities
What do users think recently?
Analysis in progress, available soon
What is the competitive landscape for Heliodose?
Where is it available?
Localized markets (1)
How's The Health & Fitness Market?
The app occupies a niche "pro" position for users managing specific lab-verified Vitamin D3 levels. By opting for a $1.99 one-time purchase, the developer avoids ad-based monetization, though this pricing structure restricts the user acquisition funnel compared to freemium rivals like Fastic.
Which niche is Heliodose in?
Explore the full Nutrition Marketplaces niche
Every app in this space (268 tracked), the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
The rivals identified
Nemeses(1)
Fastic competes for the same health-conscious user base by offering comprehensive tracking tools that overlap with Heliodose's supplement and progress monitoring focus.
Differentiators
- Leverages AI-driven restaurant menu scanning to provide actionable nutritional insights beyond simple supplement logging.
- Utilizes a proprietary 'Fastic Score' to gamify user health progress and drive long-term retention.
- Offers a massive community-driven ecosystem that creates significant switching costs compared to Heliodose's standalone tracker.
Head to head
Heliodose should double down on its niche expertise in blood-level tracking to serve power users who find Fastic's generalist approach too shallow.
Contenders(4)
Bloated AI targets users interested in specific health outcomes through AI-driven analysis and progress tracking.
Differentiators
- Utilizes AI-driven facial analysis to provide visual feedback on health markers, a highly innovative UX approach.
- Offers tailored debloating programs that move beyond simple logging to provide actionable health interventions.
This app overlaps with Heliodose by providing evidence-based nutritional tracking and caloric estimation tools.
Differentiators
- Focuses on caloric estimation and evidence-based information to educate users on their daily nutritional intake.
- Positions itself as a mentor-led platform, providing a more authoritative tone than Heliodose's simple tracker.
Nourish competes by offering specialized health tracking and personalized recommendations for gut-focused wellness.
Differentiators
- Provides personalized recommendations based on food scanning analysis rather than just static supplement logging.
- Offers a comprehensive lifestyle assessment tool that correlates daily habits with overall gut health outcomes.
This app targets the same health-tracking demographic by providing structured progress monitoring and reminders.
Differentiators
- Includes integrated fasting plans that provide structured guidance missing from Heliodose's manual logging approach.
- Features smart reminders that adapt to user schedules, offering a more proactive engagement model.
Same space(3)
This app provides nutritional database access, serving users who require precise dietary data.
This app provides standardized health metrics that complement the data-tracking utility of Heliodose.
Differentiators
- Supports standardized measurement systems to ensure consistency across various health-tracking devices and scales.
- Provides BMI calculation tools that offer a broader health context than Heliodose's specific nutrient focus.
This app shares the goal of long-term health monitoring through lifestyle impact modeling.
Differentiators
- Uses complex lifestyle impact modeling to estimate lifespan, appealing to the biohacking and longevity market.
- Focuses on long-term predictive health outcomes rather than the short-term daily logging of Heliodose.
Compare Heliodose against every rival
All rivals in one side-by-side table: identity, store metrics, ratings & sentiment, and strategic intel, plus a head-to-head page for each.
The outtake for Heliodose
Strengths to defend, gaps to attack
Core Strengths
- Distraction-free interface focused on Vitamin D3 optimization
- Precise lab-result visualization with specific reference lines
Critical Frictions
- No community-driven accountability features
- Manual logging model lacks AI-driven automation
Growth Levers
- Integration with wearable health data to correlate D3 levels with activity
Market Threats
- AI-first health assistants lowering the barrier to entry for supplement tracking
What are the next best moves?
Integrate Apple HealthKit data because manual logging is a high-friction barrier compared to automated rivals -> increase daily active usage.
Competitors like Kim use AI to lower logging friction, making manual entry a churn risk.
Trade-off: Push the K2/Magnesium tracker expansion to Q4 — HealthKit integration is a higher-impact retention lever.
A counter-intuitive read
The $1.99 paid model is a liability, not a strength: it prevents the developer from funding the AI-driven automation that users increasingly expect from health-tracking tools.
Feature Gaps vs Competitors
- Conversational AI logging (available in Kim: AI Health Assistant but absent here)
- Community-driven health scores (available in Fastic but absent here)
Key Takeaways
Heliodose succeeds as a specialized, distraction-free tracker, but the lack of automated logging or community features limits its ceiling against AI-driven rivals, so the PM should prioritize wearable data integration to maintain relevance for power users.
Where Is It Heading?
Stable
Users report: the health-tracking market is consolidating around AI-driven, automated data ingestion that reduces user effort. Heliodose remains exposed due to its manual-entry reliance, so the PM must bridge this gap to prevent churn to automated rivals.
The app maintains a stable, manual-entry focus, but lacks the automated data-ingestion features that drive retention in the broader health-tracking category.
Sources
- [1] App Store, source