Comparison

Guava vs Stack Tracker AI

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

Head to head
About

Guava

Manage your health and chronic conditions with a comprehensive tracking app. Log symptoms, medications, and medical records, and gain insights into your wellness. Sync devices and prepare for doctor visits with organized health data.

Highlights
  • Symptom and mental health tracking
  • Medication reminders and tracking
  • Medical record organization
  • AI-powered health data summarization
  • Device and app data syncing
  • Period and pregnancy tracking
Features
Read full description

Guava empowers you to manage your overall health or chronic illness. Whether you’re seeking a diagnosis or living with complex conditions like POTS, EDS, MCAS, ME/CFS, or Long COVID, Guava simplifies health tracking with powerful tools and insights. Guava is a comprehensive symptom tracker, chronic pain tracker, mental health tracker, and health monitor to manage your wellness, fitness, and medical needs. Connect devices, sync medical records, track medications, and discover health insights, all in one app. How Guava supports your health: • Track symptoms, mood, and mental health • Set medication reminders, track pill count, & monitor effects • Discover insights and trends over time • Compare treatments and track progress • Organize and search medical records • Use AI to summarize doctor notes & understand health data • Coordinate care across providers ALL YOUR HEALTH RECORDS IN ONE PLACE Connect to 50,000+ US providers through patient portals like MyChart and Cerner for up-to-date medical records, lab results, and doctor notes. Upload CCDA files, X-rays & MRIs (DICOM), PDFs, or images—Guava uses AI to digitize, extract, and organize data into a searchable, easy-to-understand format. SYMPTOM TRACKER Log symptoms or pain to discover triggers, evaluate treatments, and visualize changes using the body heat map. See which symptoms commonly co-occur, which factors correlate with them, and details about severity and frequency. Whether you’re looking to track symptoms or chronic pain, Guava helps you uncover patterns and habits that lead to improvement. MEDICATION REMINDERS Never forget to take your meds again. Track your med schedule, set reminders, track pill supply, get refill alerts, and monitor how medications affect your health and wellness. TRACK DAILY HABITS, SLEEP & BODY MEASUREMENTS Record habits and activities to see trends and correlations. Sync with sleep trackers and glucose monitors, track food intake, menstrual cycle, caffeine consumption, exercise, weight, blood pressure, custom factors, and more. Set health goals to optimize treatment or prevention. GET PERSONALIZED HEALTH INSIGHTS Find correlations between your symptoms, meds, mental health, lifestyle, and environment. Discover if new medications affect mood or if nutrition or weather triggers flare-ups, migraines, etc. PERIOD, FERTILITY, & PREGNANCY TRACKER Log your cycle with Guava’s free period tracker and pregnancy app. Get period and ovulation predictions, fertility reminders, and discover trends between your cycle, symptoms, and mood. Enable Baby Plan to track pregnancy milestones, symptoms, and health updates. DOCTOR VISIT PREP Create custom summaries of your medical history including symptoms, meds, and conditions to show your providers. Add questions, requests, and assessments that you may have leading up to your appointment, so you remember everything. SYNC FITNESS & MEDICAL DATA Connect to fitness and medical apps and devices to sync everyday health data like steps, heart rate, glucose and sleep. BE PREPARED FOR EMERGENCIES Guava’s Emergency Card alerts first responders to your conditions, allergies, and medications that impact care. YOUR SECURITY AND PRIVACY Guava is HIPAA compliant. We take your security and privacy seriously. We do not sell your data and we follow all applicable laws. Learn more: https://guavahealth.com/privacy-and-security No ads, ever. Some things Guava is used as: Fatigue tracker • POTS tracker • Period tracker Mental health tracker • Mood tracker • Migraine tracker Food diary • Headache tracker • Urine tracker Automatically pull in data and see insights from: Apple Health • Google Fit • Health Connect • Dexcom • Freestyle Libre • Omron • Withings • Oura • Whoop • Strava • Fitbit • Garmin Organize records from patient portals: Medicare.gov • Veterans Affairs / VA.gov • Epic MyChart • Healow / eClinicalWorks • NextGen / NextMD • Quest Diagnostics • LabCorp • Cerner • AthenaHealth • And more

About

Stack Tracker AI

Effortlessly track, analyze, and optimize your supplement intake for improved wellness and fitness. Gain AI-powered insights, set flexible schedules, and visualize your progress with secure, private data storage.

Highlights
  • Seamless daily supplement tracking
  • AI-powered insights and trends
  • Flexible dose scheduling
  • Advanced progress visualizations
  • Private and secure data storage
  • Customizable supplement types
Features
Read full description

Take Control of Your Wellness Journey Master your supplement regimen with Stack Tracker AI, the ultimate app for tracking, analyzing, and optimizing your health. Whether you’re enhancing your fitness, boosting focus, or improving overall well-being, Stack Tracker AI makes it effortless to stay consistent and see results. Why Choose Stack Tracker AI? • Seamless Daily Tracking Log your supplements and assessments with a clean, intuitive interface designed to simplify your routine. • AI-Powered Insights Discover patterns and correlations between supplements and wellness traits. Unlock personalized trends to guide smarter decisions. • Flexible Scheduling Set up customizable dose schedules that fit your lifestyle—daily, every other day, or on specific days. • Advanced Visualizations See your progress clearly with dynamic charts and graphs that bring your data to life. • Private and Secure Your data stays on your device, synced securely via iCloud, with no external storage or sharing. • Customizable Options Choose from hundreds of included supplement and assessment types, or create your own to track exactly what matters most to you. Features at a Glance • Effortless dose logging with tailored reminders. • AI-powered trends and insights to improve adherence. • Customizable supplement types, assessment types, and dose units. • Secure data storage with offline functionality. • Advanced visualizations to monitor trends over time. • Notifications and badge counts to help you stay on track Who Is This App For? Stack Tracker AI is perfect for fitness enthusiasts, wellness seekers, and anyone looking to optimize their health with precision and ease. Whether you’re a beginner or a seasoned pro, our app adapts to your needs. Achieve Your Goals, Your Way Say goodbye to forgotten doses and guesswork. Stack Tracker AI empowers you to take charge of your wellness journey with confidence. Download Stack Tracker AI today and unlock the power of precision tracking! You can get started for free, and when you're ready to add additional tracking, upgrade to the pro version. Let me know if you’d like to add more details or emphasize specific features further! https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Guava4 screens
Stack Tracker AI4 screens

Verdict

The call

The clearest difference is review sentiment: Guava at 93% against Stack Tracker AI's 0%. Guava also leads on rating (4.8 vs 4.0) and in-app purchases (none vs 2). 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. Stack Tracker AI sells 2 in-app purchases, starting at $1.99 per month. Guava asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Guava holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Guava has 869 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 93% of Guava's written reviews are positive against 0% of Stack Tracker AI's.

UpkeepUpdate frequency

Guava ships an update every 3 weeks, Stack Tracker AI fortnightly. The most recent releases landed on October 14, 2026 and September 17, 2026 respectively.

Scorecard6 real differences · 4 level
Guava versus Stack Tracker AI: the parameters behind the verdict, then further details
ParameterGuavaStack Tracker AI
PriceFreeFree
Rating4.8 (869 ratings) — better4.0 (2 ratings)
Positive reviews93.1% of reviews — better0.0% of reviews
Number of ratings869 — better2
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better26.0
Further details — not scored
Size13 MB28 MB
Age rating12+4+
DeveloperGuava Health, Inc.MD Apps, LLC

Customer experience

Guava

All ratings869 ratings
Positive96.9%
Neutral0.9%
Negative2.2%
Written reviews248 reviews
Positive93.1%
Neutral2.4%
Negative4.4%

Stack Tracker AI

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Bugs and requests

Guava

Reported bugs

2 issues
  • Inconsistent medication tracking
  • Syncing issues with some health apps

Requested features

4 requests
  • Improved body mapping for symptom tracking
  • Custom widgets and Apple Watch integration
  • Enhanced weather and environmental data tracking
  • More detailed period and cycle tracking

Stack Tracker AI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Guava

No in-app purchases

2 purchases

Stack Tracker AI

Subscriptions2
  • Monthly7 Days trial$1.991 Month
  • Annual7 Days trial$9.991 Year

Questions

Is Guava free?
Guava is free to download, with no in-app purchases.
Is Stack Tracker AI free?
Stack Tracker AI is free to download, with in-app purchases available.
Which has better reviews, Guava or Stack Tracker AI?
Guava is rated higher. Guava averages 4.8 out of 5 from 869 ratings, while Stack Tracker AI averages 4.0 from 2 ratings.
Do Guava or Stack Tracker AI have ads?
Neither Guava nor Stack Tracker AI shows ads.
Which is updated more often, Guava or Stack Tracker AI?
Guava ships an update every 3 weeks, and Stack Tracker AI fortnightly. Most recently, Guava was updated on October 14, 2026 and Stack Tracker AI on September 17, 2026.

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