Cardiogram - HR Monitor app icon
Apple App StoreObserved metadata

Cardiogram - HR Monitor

Open store
Publisher
Nicolae Gherasim
Category
Health & Fitness
Version
11.3
Last updated
Aug 22, 2026
Public page · no login requiredMetadata observed Sep 7, 2026, 8:37 PM

Research answer

What AppTrendKit can say about Cardiogram - HR Monitor today

Cardiogram - HR Monitor has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.

Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.

Performance intelligence

Observed trajectory and estimates

Store ranks are observations. Downloads and gross store consumer spend are AppTrendKit estimates and only appear when persisted evidence exists.

Estimated downloads · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 30D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated downloads · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Estimated App Store gross consumer spend · 7D

Modeled

No persisted estimate

The page does not turn missing evidence into zero.

Revenue growth · 30D
Download growth · 30D
Grossing rank
Free rank

Evidence history

Collected daily performance

No daily metric history has been persisted yet.

No backfilled days
Daily metrics will appear here after the estimator has persisted more than one observation.

Rank history

Observed chart positions

Lower rank is better. Only collected observations are shown.

No positive rank observations are stored for this storefront yet.

Coverage note

What the ranks mean

A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.

Read the method

Storefront mix

Top countries by estimated contribution

Country estimates are aggregated only after country-level predictions exist.

No country-level economics have been persisted for this app yet.

Monetization

Observed store economics signals

Classification
Paid listing
Price
EUR 1.99
In-app purchases
Not observed
Subscriptions
Not observed

These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.

App details

Store metadata

Version
11.3
Released
Dec 1, 2018
Last updated
Aug 22, 2026
Content rating
4+
Default storefront
ES

Public IAP observations

Validated in-app purchase prices

Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.

Unavailable
No validated public IAP price observations have been persisted for this app yet.

Listing detail

What the store says

Cardiogram is a private, real-time heart rate monitor, BPM tracker, and workout analysis app designed for iPhone, Apple Watch, and Apple Health users. Monitor, record, and analyze your heart rate during workouts, recovery, daily activity, or rest, with all data stored securely on your device. Unlike subscription fitness apps, Cardiogram works without accounts, cloud services, or data sharing, giving you complete control over your health information. Real-Time Heart Rate & BPM Tracking Track your heart rate and BPM live using Apple Watch or compatible Bluetooth Low Energy (BLE) heart rate monitors. Whether you're training, running, cycling, or monitoring your daily fitness, Cardiogram delivers accurate real-time heart rate data when you need it most. Apple Health Integration & Workout Analysis Import and analyze workouts stored in Apple Health, including sessions recorded with Apple Watch and other compatible fitness apps. Cardiogram automatically keeps your workout history up to date, making it easy to review heart rate trends, training intensity, and performance over time. Recovery Heart Rate Understand how your body recovers after exercise with the 1-minute Recovery Heart Rate metric. Track your recovery across workouts and gain valuable insights into your cardiovascular fitness and training progress. Heart Rate Zones for Smarter Training Visualize workout intensity instantly with color-coded heart rate zones: • Fitness • Fat Burn • Aerobic • Anaerobic • Maximum Effort See how much time you spend in each zone and optimize your workouts for endurance, fat burning, cardiovascular fitness, or peak performance. Privacy-First by Design Your health data stays private. • No account required • No cloud storage • No tracking or data selling • Data stored locally on your iPhone and Apple Health Built for users who want accurate heart rate tracking and workout analysis without compromising their privacy. Wide BLE Monitor Compatibility Connect external heart rate sensors including: • Polar • Garmin • Wahoo • CooSpo • Magene • Other Bluetooth heart rate monitors Ideal for runners, cyclists, gym enthusiasts, and anyone who trains with a Bluetooth heart rate monitor. Fast & Battery Efficient Cardiogram is optimized for long workouts with minimal battery usage, providing reliable heart rate monitoring and workout analysis throughout every training session. Built for Training & Everyday Health Use Cardiogram to: • Monitor your heart rate in real time • Track workout intensity and heart rate zones • Analyze workouts from Apple Health • Measure Recovery Heart Rate • Review heart rate history and trends • Record heart rate sessions • Improve training with actionable heart rate insights Simple, accurate, private, and built to help you better understand your heart rate. Disclaimer: Cardiogram is not a medical device and does not diagnose, treat, or prevent medical conditions. Always consult a healthcare professional regarding health concerns.

Publisher website

Store creative

Screenshots

Cardiogram - HR Monitor screenshot 1
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Cardiogram - HR Monitor screenshot 2
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Cardiogram - HR Monitor screenshot 3
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Cardiogram - HR Monitor screenshot 4
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Cardiogram - HR Monitor screenshot 5
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Cardiogram - HR Monitor screenshot 7
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Cardiogram - HR Monitor screenshot 8
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Cardiogram - HR Monitor screenshot 9
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Cardiogram - HR Monitor screenshot 10
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Competitive set

Similar apps

Deterministic links to real stored apps matched by category, publisher, and comparable performance bands.

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Methodology and provenance

Read every number with its evidence

Metadata source: Apple iTunes Search API; observed Sep 7, 2026, 8:37 PM.

Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.

Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.

Model: No persisted model version.

Confidence: ; intervals widen when evidence or history is limited.

Last observation: Sep 7, 2026, 8:37 PM.

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Generated Not observedPublic data · no login required