Report updated Apr 24, 2026

Overview · Full Intel report in progress

Heart Rate Monitor +++ is an established health & fitness app that is free with in-app purchases. With a 4.5/5 rating from 33.1K reviews, it shows polarized user reception.

What is Heart Rate Monitor +++?

Heart Rate Monitor +++ is a health and fitness tool that utilizes the iPhone camera to measure heart rate without external hardware. The app claims to use a Butterworth filter-based algorithm to provide accurate readings for users during rest or exercise.

Current Momentum

v2.1 · 5mo ago

Steady

Last updated 178d ago. 5 versions tracked.

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Health & Fitness

No 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?

Instant Heart Rate MeasurementStandard

Uses the device's camera to detect heart rate without requiring additional accessories.

Data TrackingStandard

Provides daily statistics and a monthly view of historical heart rate data.

Heart Rate Monitor ProStandard

An in-app purchase offering an ad-free experience, calendar access, and a faster detection algorithm.

How much does it cost?

Freemium

Who Built It?

Sunny Studio app icon 1
Sunny Studio app icon 2
Sunny Studio app icon 3
Sunny Studio app icon 4

Sunny Studio

(4.1M)

Simplifying health data management by bridging third-party fitness hardware with the Apple Health ecosystem. Providing users with automated tools to centralize their activity and biometric metrics.

Portfolio

7

Apps

Free 6
Health & Fitness83%
Utilities17%

Who is Sunny Studio?

Sunny Studio occupies a narrow utility niche, functioning as a middleware layer between proprietary fitness hardware and the Apple HealthKit ecosystem. Their strategy relies on solving interoperability friction for users who prefer specific hardware but want a unified data view in Apple's native environment. The primary strategic tension is their reliance on third-party hardware APIs, which leaves them vulnerable to platform-level integration updates or policy shifts by the hardware manufacturers.

Who is Sunny Studio for?

  • Fitbit hardware users
  • Fitness enthusiasts seeking to consolidate health metrics
  • Manage workout intervals
Steady

Portfolio momentum

Released 4 updates across 5 active apps in the last 6 months, indicating a consistent maintenance and support cycle.

Last release · 12d agoActive apps · 5Abandoned · 2

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 Heart Rate Monitor +++?

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 Heart Rate Monitor +++

Key Takeaways

The app is marketed as a convenient, camera-based heart rate tracker, though it explicitly states it does not detect medical heart conditions.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by Heart Rate Monitor +++, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Cite this report

Marlvel.ai. “Heart Rate Monitor +++ Intelligence Report.” Updated Apr 24, 2026. https://marlvel.ai/intel-report/health-fitness/heart-rate-monitor-1

Agent Markdown (.md)·

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