Comparison

LONGEVITY vs HydroAI

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

Head to head
About

LONGEVITY

Features
Read full description

Welcome to our scientific wellness app, designed to empower you on your journey to optimal health and well-being. Our app offers a comprehensive suite of features tailored to support your fitness, nutrition, and lifestyle goals, all backed by the latest scientific research and personalized to your unique needs. Personalized Workouts: Access customized workout plans crafted by our team of experts to help you achieve your fitness objectives efficiently and effectively. Nutrition Tracking: Easily track your daily food intake, set nutritional goals, and receive personalized meal plans based on your dietary preferences and requirements. Progress Tracking: Monitor your progress with detailed insights into your fitness journey, including workout logs, measurements, and body composition tracking. Sync your Apple Watch/Health. FitBit, Withings and Garmin smart devices. In-App Messaging: Stay connected with your dedicated coach or trainer through secure messaging, providing real-time support, guidance, and motivation. Goal Setting: Set SMART goals and track your progress towards achieving them, whether it's weight loss, muscle gain, improved flexibility, or enhanced overall wellness. Educational Resources: Access a wealth of educational resources, including articles, videos, and tips on fitness, nutrition, mindset, and lifestyle habits, curated to help you make informed decisions and sustainable lifestyle changes. Integration with Wearables: Seamlessly connect with your favorite fitness wearables and devices to sync your activity data and enhance your tracking capabilities. Community Support: Join a supportive community of like-minded individuals on a similar wellness journey, share experiences, and celebrate successes together. Transform your health and well-being with our scientifically backed approach to wellness. Download our app now and start your journey towards a healthier, happier you!"

About

HydroAI

Effortlessly track your daily water intake and receive personalized reminders to stay hydrated. Simply answer a few questions about your goals, snap a photo of your drink, and view insightful progress reports. Achieve a healthier, more vibrant you with simple hydration management.

Highlights
  • AI-powered hydration analysis
  • Drink photo recognition
  • Personalized hydration goals
  • Progress tracking and insights
  • Customizable reminders
  • Effortless daily tracking
Features
Read full description

How easy it is to use HydroAI: 1. Answer questions about your goals and lifestyle 2. Snap a photo of your drink * 3. See your hydration insights * 4. Track your progress effortlessly * HydroAI is here to make healthy hydration simple, giving you all the tools you need to stay hydrated and feel your best. Every drink, every sip, every day—it all adds up to a healthier, more vibrant you. If you have any ideas or questions, reach out at https://hydroai.app/support Note: HydroAI provides guidance only and does not offer medical advice. Always consider our recommendations as suggestions, and consult with a healthcare professional and conduct your own research before adopting new hydration plans, routines, and recommendations. *ANALYSIS RESULTS & PROGRESS TRACKING FEATURES REQUIRE A SUBSCRIPTION. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LONGEVITY4 screens
HydroAI4 screens

Verdict

The call

The clearest difference is in-app purchases: LONGEVITY at none against HydroAI's 3. LONGEVITY also leads on device support (4 vs 2). HydroAI's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (13.4 vs 15.5). 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. HydroAI sells 3 in-app purchases, starting at $9.99 per month. LONGEVITY asks for nothing beyond the download.

UpkeepUpdate frequency

LONGEVITY ships an update every 6 weeks, HydroAI every 3 weeks. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

Scorecard4 real differences · 5 level
LONGEVITY versus HydroAI: the parameters behind the verdict, then further details
ParameterLONGEVITYHydroAI
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.513.4 — better
Further details — not scored
Size166 MB58 MB
Age rating4+12+
DeveloperLongevity FZESyncd Software LLC

In-app purchases

None

LONGEVITY

No in-app purchases

3 purchases

HydroAI

Subscriptions3
  • Pro Monthly$9.991 Month
  • Pro Yearly$46.901 Year
  • Pro Yearly3 Days trial$59.991 Year

Questions

Is LONGEVITY free?
LONGEVITY is free to download, with no in-app purchases.
Is HydroAI free?
HydroAI is free to download, with in-app purchases available.
Do LONGEVITY or HydroAI have ads?
Neither LONGEVITY nor HydroAI shows ads.
Which is updated more often, LONGEVITY or HydroAI?
LONGEVITY ships an update every 6 weeks, and HydroAI every 3 weeks. Most recently, LONGEVITY was updated on September 19, 2026 and HydroAI on September 12, 2026.

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