Comparison

SharkJR vs Heart Works

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SharkJR

This app offers a personalized online fitness journey with custom nutrition plans and engaging workouts. It helps you track water intake, sleep, and more with a real-time companion.

Highlights
  • Customized nutrition plans
  • Engaging exercises
  • Real-time workout companion
  • Water intake tracking
  • Sleep tracking
  • Coffee intake tracking
Features
Read full description

Sharkawy junior app provides a seamless online training experience where you can enjoy fully customized nutrition plans with multiple options, super fun and engaging exercises, and an integrated real-time workout companion while keeping track of your daily water intake and coffee intake, sleeping amounts, and much more.

About

Heart Works

This app helps medical researchers evaluate cardiovascular health in patients with Pulmonary Arterial Hypertension. It offers real-time health tracking, quality-of-life surveys, and 6-minute walk tests for patients to monitor their progress. The app also provides access to educational content and a podcast.

Highlights
  • Six-Minute Walk Test (6MWT)
  • Real-time health data tracking
  • Quality-of-life surveys
  • Available on phone and watch
  • Access to 'phaware® podcast'
  • Tailored education
Features
Read full description

Heart Works – phaware® a powerful new mobile research and resources app designed to connect, educate, and empower people living with pulmonary hypertension (PH) around the world. Your Next Step in PH Care Heart Works integrates seamlessly with iPhone®, Apple Watch®, and Android® devices, enabling real-time health tracking and research participation from anywhere. Patients can contribute meaningful real-world data to accelerate research without leaving home. Standout functionality: • At-home 6-minute walk tests • Remote participation in clinical trials and studies • Augmented actigraphy data collection from select iOS and Android powered wearables • Advanced quality-of-life surveys • Activity challenges typically done in hospitals • Complete data security solution for research partners Innovation at the Heart of Health • Patient Lived Experience Portal: Tap into a curated knowledge base of nearly 600 “I’m Aware That I’m Rare: phaware® podcast” episodes, webinars, and expert interviews to enhance your understanding of pulmonary hypertension. • Global Collaboration: Our partnerships with world-class organizations - Stanford, University of Alberta, PHAEurope, Team PHenomenal Hope, PHA Canada, Pulmonary Hypertension News, AfPH, PPHNet, TBX4Life and more - make Heart Works one of the most advanced resources for pulmonary hypertension patients and health care professionals globally. • Effortless Participation: Heart Works makes it easy for patients to discover and participate in clinical research, contributing valuable insights to accelerate the path to a cure. • On-Demand Awareness: Whether you’re newly diagnosed, a long-term patient, a health care professional or community supporter, our system delivers tailored education directly to you - wherever you are across the globe. • Universal Access: Now available in 40+ countries worldwide, our platform is a lifeline for patients with limited health care access, giving everyone a chance to receive critical information and improve health outcomes. Empowering Patients, Advancing Research Heart Works is more than a digital health tool…
it’s a movement, a global call to action for patients to take control of their journey and share their rare. Through this platform, we’re uniting patients, researchers, and clinicians in a shared mission to accelerate progress and improve outcomes for the pulmonary hypertension community. A Global Community Hub Heart Works unites patients, caregivers, researchers, advocacy organizations, and health care professionals in one dynamic platform. Essential support tools: • Real-world patient experience data & PROMs • Out-of-clinic research studies or in/out clinical hybrid • Clinical trial matching tool • Global news feeds • Podcast player • Expert PH care center locater • Connect to worldwide PH patient organizations Get Answers Based on Real-World Patient Experiences At the core of Heart Works is our Patient Lived Experience Portal, a curated AI-powered knowledge hub designed to help patients learn directly from others living with PH, which takes questions and gives answers in 20+ supported languages. CME for HCPs Heart Works supports health care professionals with FREE resources and educational activities available directly within the platform. HCP Focused Features: • Access accredited continuing medical education (CME) content • Stay current on PH diagnostics and treatment advances • Enhance patient-centered care strategies • Learn from global experts in pulmonary hypertension

Screenshots

SharkJR4 screens
Heart Works4 screens

Verdict

The call

The clearest difference is rating: SharkJR at 5.0 against Heart Works's 3.7. SharkJR also leads on update cadence (every 9 days vs every 3 weeks). Heart Works's advantage is monetization model (free vs ad-supported) and ratings volume (3 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SharkJR holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

SharkJR ships an update every 9 days, Heart Works every 3 weeks. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 6 level
SharkJR versus Heart Works: the parameters behind the verdict, then further details
ParameterSharkJRHeart Works
PriceFreeFree
Rating5.0 (1 ratings) — better3.7 (3 ratings)
Positive reviews—50.0% of reviews
Number of ratings13 — better
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.0 — better15.6
Further details — not scored
Size69 MB56 MB
Age rating17+4+
DeveloperMostafa Heshamphaware global association

Customer experience

SharkJR

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Heart Works

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

SharkJR

No in-app purchases

None

Heart Works

No in-app purchases

Questions

Is SharkJR free?
SharkJR is free to download, with no in-app purchases.
Is Heart Works free?
Heart Works is free to download, with no in-app purchases.
Which has better reviews, SharkJR or Heart Works?
SharkJR is rated higher. SharkJR averages 5.0 out of 5 from 1 ratings, while Heart Works averages 3.7 from 3 ratings.
Do SharkJR or Heart Works have ads?
Neither SharkJR nor Heart Works shows ads.
Which is updated more often, SharkJR or Heart Works?
SharkJR ships an update every 9 days, and Heart Works every 3 weeks. Most recently, SharkJR was updated on November 3, 2026 and Heart Works on November 8, 2026.

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