Comparison

KardiaComplete vs WellTheory

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

Head to head
About

KardiaComplete

This app connects you with a virtual care team for personalized heart health management. Track EKGs and blood pressure, complete program tasks, and access educational content from Mayo Clinic. Share your data with clinicians for comprehensive care.

Highlights
  • Live video chat with cardiologists
  • Direct messaging with health coaches
  • 24/7 virtual digital assistant
  • Weekly program tasks
  • Personalized habit logging
  • View and share heart data
  • Mayo Clinic educational content
Read full description

The KardiaComplete app provides access to the KardiaComplete program and works alongside AliveCor’s #1 patient preferred, FDA-cleared personal EKG, the KardiaMobile® 6L, and the OMRON® Evolv® Blood Pressure Monitor, to help you track changes in your heart. NOTE: The KardiaComplete app is only available in the U.S. to eligible individuals enrolled in the KardiaComplete program through their employer or health plan. With the KardiaComplete app you can: CONNECT WITH YOUR CARE TEAM Video chat live with board-certified cardiologists licensed in your state and heart health coaches Direct message with your heart health coach Ask the 24/7 virtual digital assistant, AskKardiaTM *, questions about heart health ACHIEVE YOUR HEART PROGRAM GOALS Complete weekly program tasks, including recording your EKG or blood pressure Learn about how to care for your heart via educational lessons tailored to your condition, with licensed health information content from the Mayo Clinic Log habits personalized to your heart health goals by your coach VIEW AND SHARE YOUR HEART DATA View your program progress, blood pressures, EKGs, and cardiology after-visit reports at any time Share any of your heart data with clinicians or caregivers via exportable summary reports KardiaComplete is provided to assist you and your clinician with your medical care and is not a replacement for consulting with your clinician. Kardia does not check for heart attack. If you believe you are having a medical emergency, call 911. *AskKardia does NOT give medical advice. About AliveCor AliveCor’s mission is to save lives and transform cardiology by delivering intelligent, highly-personalized heart data to clinicians and patients anytime, anywhere. AliveCor's clinically-validated Kardia devices and software are FDA-cleared to detect 6 of the most common heart rhythm conditions and are highly recommended by clinicians and patients. Kardia is the first AI-enabled platform to aid patients and clinicians in the detection of atrial fibrillation, the most common arrhythmia and one associated with a highly-elevated risk of stroke. AliveCor protects its customers with stringent data security and compliance practices, achieving HIPAA compliance and SOC2 Type 1 and Type 2 attestations. AliveCor is a privately-held company headquartered in Mountain View, Calif. For more information, visit alivecor.com. Kardia integrates with Apple Health to create a combined view of your health metrics. NOTE: This app requires KardiaMobile 6L hardware to record an EKG. FDA 510(k) numbers: K191406, K181823, K201985, ​​K210753, K183319

About

WellTheory

Personalized autoimmune care offering evidence-based nutrition and lifestyle coaching. Connect with board-certified coaches for tailored plans addressing nutrition, sleep, stress, movement, and community support. Designed for those seeking answers beyond traditional medicine.

Highlights
  • Personalized 360º care plans
  • 1:1 board-certified coaching
  • Evidence-based nutrition guidance
  • Symptom management
  • Advanced health testing
  • Community support
  • Premium educational content
Features
Read full description

AUTOIMMUNE CARE THAT’S ONE-SIZE-FITS-YOU. WellTheory offers evidence-based nutrition and lifestyle coaching to reduce autoimmune symptoms and help you feel like you again. In combination with a comprehensive health intake, we provide a personalized, 360º care plan and 1:1 board-certified coaching tailored to your evolving health needs in the areas of nutrition, sleep hygiene, stress management, movement, and connection (to self, others, and nature). From intensive 1:1 care to ongoing symptom management, we’re a dedicated partner in your autoimmune care and healing. — WHO IS WELLTHEORY FOR? WellTheory is for anyone — diagnosed and undiagnosed — who has been struggling with their health and isn’t really getting answers from traditional medicine. — Existing WellTheory members can use the mobile app to: NUTRITION + EXPERT COACHING Connect with your Care Team via bi-weekly 30-minute 1:1 video sessions and unlimited messaging. PERSONALIZED CARE PLANS Receive a step-by-step, 360º care plan with ongoing accountability. ADVANCED TESTING Get to the root cause of your symptoms through gut, hormonal, mold, and food sensitivity tests. COMMUNITY SUPPORT Meet others with autoimmune conditions and learn how they’re managing their symptoms. PREMIUM CONTENT Learn how to sustainably manage your condition through interactive, expert-led content. DISCOUNTED SUPPLEMENTS Get access to discounted supplements and products to support your healing journey. — HEAR FROM OUR MEMBERS “All of this [healing] has happened with incredible support you don't have to fight for from a care team who really knows what it's like to live with autoimmune disease.” — Heidi, WellTheory Member — CONNECT WITH US Please send your questions, suggestions, and feedback to support@welltheory.com. Website: https://www.welltheory.com TikTok: https://www.tiktok.com/@welltheory Instagram: https://www.instagram.com/joinwelltheory Facebook: https://www.facebook.com/joinwelltheory YouTube: https://www.youtube.com/@welltheory — Terms of Use: https://www.welltheory.com/terms-and-conditions Privacy Policy: https://www.welltheory.com/privacy-policy Note: You'll also be able to bring in health data from the Health app using our HealthKit API. — MEDICAL DISCLAIMER This app is intended for informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Please seek the advice of your doctor in addition to using this app and before making any medical decisions.

Screenshots

KardiaComplete4 screens
WellTheory4 screens

Verdict

The call

The clearest difference is review sentiment: WellTheory at 100% against KardiaComplete's 33%. WellTheory also leads on rating (4.9 vs 4.6). KardiaComplete's advantage is in-app purchases (none vs 1) and ratings volume (120 vs 13). On price, update cadence, ads 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. WellTheory sells 1 in-app purchase, starting at $174.99 per month. KardiaComplete asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

WellTheory holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: KardiaComplete has 120 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 33% of KardiaComplete's written reviews are positive against 100% of WellTheory's.

UpkeepUpdate frequency

KardiaComplete ships an update every 2 months, WellTheory every 5 weeks. The most recent releases landed on August 1, 2026 and September 7, 2026 respectively.

Scorecard5 real differences · 5 level
KardiaComplete versus WellTheory: the parameters behind the verdict, then further details
ParameterKardiaCompleteWellTheory
PriceFreeFree
Rating4.6 (120 ratings)4.9 (13 ratings) — better
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings120 — better13
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size324 MB56 MB
Age rating12+17+
DeveloperAliveCor, Inc.WellTheory Technologies, Inc.

Customer experience

KardiaComplete

All ratings120 ratings
Positive94.2%
Neutral0.0%
Negative5.8%
Written reviews9 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

WellTheory

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

KardiaComplete

No in-app purchases

1 purchases

WellTheory

Subscriptions1
  • WellTheory Membership$174.991 Month

Questions

Is KardiaComplete free?
KardiaComplete is free to download, with no in-app purchases.
Is WellTheory free?
WellTheory is free to download, with in-app purchases available.
Which has better reviews, KardiaComplete or WellTheory?
WellTheory is rated higher. KardiaComplete averages 4.6 out of 5 from 120 ratings, while WellTheory averages 4.9 from 13 ratings.
Do KardiaComplete or WellTheory have ads?
Neither KardiaComplete nor WellTheory shows ads.
Which is updated more often, KardiaComplete or WellTheory?
KardiaComplete ships an update every 2 months, and WellTheory every 5 weeks. Most recently, KardiaComplete was updated on August 1, 2026 and WellTheory on September 7, 2026.

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