Comparison

Sonar vs Longevify

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

Head to head
About

Sonar

Unify data from all your wearables and lifestyle trackers to gain personalized health insights. Understand your sleep, recovery, stress, and activity with AI-powered analysis and daily guidance to optimize your well-being.

Highlights
  • Syncs with multiple wearables and apps
  • AI-powered personalized health insights
  • Daily scores for recovery, sleep, and stress
  • Detailed training analytics
  • 24/7 vitals monitoring
  • Tailored health recommendations
Features
Read full description

Your body is talking. Are you listening? Sonar unifies all of your wearables, lifestyle, and biomarker data to unlock personalized insights and detection once reserved for elite athletes and biohackers. Trusted by 250,000+ users across 170+ countries, Sonar helps you cut through the noise across sleep, recovery, stress, activity, and nutrition - so you can focus on what actually matters. Sonar isn't just another health tracker. It merges the latest medical, sports and data science with AI engines that continuously surface subtle shifts and patterns across millions of data points, helping you know when to push, when to pause, and where to focus next. FEATURES: Personalized intelligence Sonar AI is a personal health agent grounded in the data across your wearables, health apps, and connected devices. Ask questions, understand changes in your scores, and get answers that reflect your actual data - not generic advice. Sonar AI also remembers personal context you give it like training goals, travel, or new routines, and factors it into how it interprets your data over time. Sync everything Fragmented data means missed signals. Connect Apple Watch, Garmin, Oura, Fitbit, Strava, Withings, MyFitnessPal, Peloton and many more. Daily scores and guidance Recovery, Strain, Sleep, Stress, Energy, and Nutrition scores help you understand your day at a glance, with practical guidance to improve. Correlations & comparisons See how any two metrics relate over time. Plot exercise against sleep, alcohol against HRV, or stress against recovery to surface the patterns driving how you feel each day. Compare up to six metrics at once, or focus the view on a single category like activity, sleep, or recovery. 24/7 vitals monitoring Track trends in HRV, resting heart rate, respiratory rate, blood oxygen, body temperature, and more, and get notified when values move outside your typical range. Training analytics All workouts in one place, with detailed summaries, heart rate zones, and training load and balance to help you build fitness without burnout. Widgets, Apple Watch & desktop app Keep Sonar close with beautiful widgets and an Apple Watch app, and explore your data on the big screen at www.sonarhealth.co Peer benchmarks See how you compare to people like you (and the broader community) across key metrics. Make it yours Choose the sections, metrics, wallpapers, and views that matter most to you, including a Favorites view for the health data you care about most. Tailored recommendations Add your medications, family history, and conditions to receive personalized checkup, vaccine, and screening recommendations based on age, sex, history, and the latest medical guidance. PUTTING PRIVACY FIRST Your health data is yours - we do not sell personal data. Our goal is to build an experience our users love, and all product and architecture decisions are built around maximizing user privacy. SUBSCRIPTION AND TERMS Sonar offers a meaningful free experience, empowering you to start transforming your health today with no strings attached. Current-day Recovery, Sleep, Strain, and Nutrition scores are free for all users. It's all part of our mission to accelerate longer, healthier, and happier lives globally. If you're looking to take your health journey to the next level, you can upgrade to Sonar Pro at any time for access to a suite of powerful features we think you'll love. Always consult with your doctor prior to making any medical decisions. Privacy Policy: https://www.sonarhealth.co/legal/privacy-policy/ Terms of Service: https://www.sonarhealth.co/legal/terms-of-service/

About

Longevify

Features
Read full description

Longevify is a microplastic scanner that helps you understand what everyday products may be adding to your body’s plastic exposure. Scan product labels, search items, or log daily habits to get a simple Longevify score, ingredient risk insights, and safer swap suggestions. Longevify focuses on common exposure sources like plastic packaging, bottled drinks, BPA, phthalates, heated plastics, personal care products, and food storage habits. Use Longevify to: • Scan products for potential microplastic exposure • Check ingredients and packaging risk • Find safer swaps for everyday products • Track your daily plastic exposure score • Build healthier habits with recovery actions • Learn which choices may reduce BPA, phthalates, and plastic contact • Monitor progress over time with simple scores and streaks Longevify is designed for people who want a smarter way to reduce microplastic exposure without obsessing over every product. Scan, detect, protect, and make better choices one product at a time. Longevify does not provide medical advice. Scores and insights are educational and based on product, packaging, and ingredient risk signals. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://longevify.co/privacy

Screenshots

Sonar4 screens
Longevify4 screens

Verdict

The call

Sonar and Longevify are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Sonar sells 5 in-app purchases, starting at $5.99 per month and Longevify sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Sonar versus Longevify: the parameters behind the verdict, then further details
ParameterSonarLongevify
PriceFreeFree
Rating4.6 (336 ratings) — better—
Positive reviews67.5% of reviews—
Number of ratings336 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size117 MB42 MB
Age rating4+4+
DeveloperSonar Health, Inc.Longevify

Bugs and requests

Sonar

Reported bugs

3 issues
  • Inconsistent data syncing
  • Crashes and freezes
  • Unreliable notifications

Requested features

4 requests
  • Customizable widgets
  • Deeper data analysis and insights
  • Improved historical data tracking
  • Integration with more wearable devices

Longevify

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Sonar

Subscriptions4
  • Sonar Pro - Monthly (Legacy)7 Days trial$5.991 Month
  • Sonar Pro - Monthly7 Days trial$5.991 Month
  • Sonar Pro - Annual (Legacy)7 Days trial$49.991 Year
Show 1 more
  • Sonar Pro - Annual7 Days trial$49.991 Year
One-time1
  • Sonar Pro - Lifetime$249.99
2 purchases

Longevify

Subscriptions2
  • Longevify Premium Monthly$4.991 Month
  • Longevify Premium Monthly$49.991 Year

Questions

Is Sonar free?
Sonar is free to download, with in-app purchases available.
Is Longevify free?
Longevify is free to download, with in-app purchases available.
Do Sonar or Longevify have ads?
Neither Sonar nor Longevify shows ads.

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