Comparison

Guava vs Arc Timeline 4

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

Arc Timeline 4

This app automatically tracks your location history, including how you travel and how long you stay at places. It learns your habits to provide a detailed, searchable timeline of your daily life, offering insights into your activity and health metrics.

Highlights
  • Automatic background location recording
  • Smart learning engine for place recognition
  • Detects over 20 activity types
  • Searchable trip and place history
  • Health and activity insights (heart rate, calories)
  • Data stored on device with optional iCloud backup
Features
Read full description

Arc Timeline automatically records where you go, how you get there, and how long you stay - all in the background, with no buttons to press. A smart learning engine gets more accurate the more you use it, building a detailed, searchable timeline of your daily life. Your trips, your places, your history - recorded effortlessly. WHAT ARC TIMELINE DOES ▸ Automatically detects and records your visits and trips ▸ Learns your places and recognises them by name ▸ Detects walking, running, cycling, driving, train, bus, airplane, and 20+ more activity types ▸ A learning engine that improves over time, personalised to you ▸ Search your entire history - find any place, any trip, any day BUILT FOR QUALITY ▸ High quality GPS data with advanced Kalman filtering ▸ Reliable background recording with intelligent sleep mode ▸ Built for iOS 26 with Liquid Glass design ▸ Full dark mode support YOUR DATA, YOUR DEVICE ▸ All data stored on your device ▸ Optional iCloud backup to your private iCloud account ▸ No accounts, no sign-ups, no data shared with third parties ▸ Export your data anytime in standard JSON format HEALTH & ACTIVITY INSIGHTS ▸ Heart rate, calories burned, steps, and altitude for every trip and visit ▸ Import workouts from Apple Health ▸ Sync visits to your calendar ▸ Places tab with visit history, occupancy charts, and geographic reports A free trial is included. An active subscription or lifetime purchase is required after the trial period. Terms of Use (EULA): https://www.bigpaua.com/arcapp/terms

Screenshots

Guava4 screens
Arc Timeline 44 screens

Verdict

The call

The clearest difference is rating: Guava at 4.8 against Arc Timeline 4's 3.9. Guava also leads on in-app purchases (none vs 3) and review sentiment (93% vs 61%). Arc Timeline 4's advantage is update cadence (weekly vs every 3 weeks). On price and ads 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. Arc Timeline 4 sells 3 in-app purchases, starting at $4.99 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 3.9. That said, the two scores are not equally well evidenced: Guava has 869 ratings behind it against 24, 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 61% of Arc Timeline 4's.

UpkeepUpdate frequency

Guava ships an update every 3 weeks, Arc Timeline 4 weekly. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

Scorecard8 real differences · 2 level
Guava versus Arc Timeline 4: the parameters behind the verdict, then further details
ParameterGuavaArc Timeline 4
PriceFreeFree
Rating4.8 (869 ratings) — better3.9 (24 ratings)
Positive reviews93.1% of reviews — better60.5% of reviews
Number of ratings869 — better24
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better26.0
Further details — not scored
Size13 MB65 MB
Age rating12+4+
DeveloperGuava Health, Inc.Matthew Bruce Greenfield

Customer experience

Guava

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

Arc Timeline 4

All ratings24 ratings
Positive70.8%
Neutral0.0%
Negative29.2%
Written reviews38 reviews
Positive60.5%
Neutral5.3%
Negative34.2%

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

Arc Timeline 4

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Guava

No in-app purchases

3 purchases

Arc Timeline 4

Subscriptions2
  • Monthly Subscription7 Days trial$4.991 Month
  • Yearly Subscription7 Days trial$44.991 Year
One-time1
  • Lifetime Purchase$219.99

Questions

Is Guava free?
Guava is free to download, with no in-app purchases.
Is Arc Timeline 4 free?
Arc Timeline 4 is free to download, with in-app purchases available.
Which has better reviews, Guava or Arc Timeline 4?
Guava is rated higher. Guava averages 4.8 out of 5 from 869 ratings, while Arc Timeline 4 averages 3.9 from 24 ratings.
Do Guava or Arc Timeline 4 have ads?
Neither Guava nor Arc Timeline 4 shows ads.
Which is updated more often, Guava or Arc Timeline 4?
Guava ships an update every 3 weeks, and Arc Timeline 4 weekly. Most recently, Guava was updated on October 17, 2026 and Arc Timeline 4 on October 14, 2026.

Other comparisons