Comparison

Aether vs Longevity Arc

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

Head to head
About

Aether

This app uses AI to analyze your logged moods, symptoms, and wearable data to identify hidden patterns and triggers behind how you feel. It provides personalized insights and observations based on your unique data, helping you understand your well-being better. Log various aspects of your health quickly and privately to uncover connections you might otherwise miss.

Highlights
  • AI-driven pattern and trigger identification
  • Connects wearable data (heart rate, sleep, activity)
  • Personalized insights based on user logs
  • Quick and private daily logging
  • Encrypted data with Face ID/Touch ID protection
  • AI companion for personalized answers
Features
Read full description

WHY DO I FEEL THIS WAY? You've wondered it a hundred times - why the afternoon crash, why the random headaches, why some days just feel off. The answer is usually hiding in your own data. Aether finds it for you. Aether connects your journal with your wearable data (heart rate, HRV, sleep, activity) and uses AI to surface the hidden triggers and patterns behind how you feel - the connections you'd never catch on your own. IT FINDS WHAT YOU'D MISS Tell Aether "my stomach's been off for a few days," and instead of generic tips you might hear: "You tried Thai basil for the first time 4 days ago - the only new thing in your recent entries. Might be worth a look." No jargon. Just real observations based on what YOU logged. POWERED BY YOUR WEARABLE Connect Apple Health to bring in heart rate, HRV, sleep, and activity. Aether ties your body data to how you feel - see how short sleep or late caffeine can show up as tomorrow's mood and energy dip. MEET AURA, YOUR AI COMPANION Aura remembers what you tell it and references your real patterns in every reply. Ask why you've been feeling a certain way and get an answer that's actually about you - not a generic script. TRACK WHATEVER MATTERS Mood, symptoms, sleep, food, activity, medications - log it in your own words in under 30 seconds. The more you share, the sharper your patterns get. WHY PEOPLE LOVE IT - Insights come to you - no digging required - Learns YOUR patterns, not generic advice - Simple enough to use every day - Beautiful, calm design that doesn't overwhelm COMPLETELY PRIVATE Your entries are personal. Aether keeps everything encrypted and locked behind Face ID / Touch ID. What you share stays between you and Aether. Stop guessing why you feel the way you do. Let Aether help you find out. Aether supports general wellness and self-understanding. It does not diagnose, treat, or provide medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Longevity Arc

Features
Read full description

Longevity Arc turns your Apple Health data into five clear longevity signals. Instead of digging through scattered charts, you can see HRV, fitness, sleep, gait, and cardiac load together in one simple dashboard designed to help you understand how your body is trending over time. Built for people who care about healthspan, recovery, and long-term performance, Longevity Arc helps you spot changes faster and focus on the metrics that matter most. The app is designed to feel simple at a glance while still giving you useful depth when you want to explore trends and patterns. What you can do in Longevity Arc: - Track five science-inspired longevity signals from Apple Health in one place. - Review your HRV, sleep, fitness, gait, and cardiac-load trends without jumping between different screens. - Get a clearer picture of how daily habits may affect your long-term trajectory. - Use a private, HealthKit-powered experience built around your own data. Why people use Longevity Arc: - Apple Health already contains valuable signals, but they are often fragmented and hard to interpret quickly. - Longevity Arc brings those signals together into a more readable view so you can check your status in seconds. - The focus is not noise or endless scores - it is a cleaner way to monitor meaningful change over time. Privacy and data: - Longevity Arc works with your Apple Health data. - You stay focused on your own signals, trends, and progress. Ideal for: - Biohackers tracking recovery and resilience. - Health-conscious users who want a simpler Apple Health dashboard. - Founders, athletes, and everyday users trying to balance stress, fitness, and sleep over time. Privacy Policy: https://longevityarc.app/privacy Terms of Use: https://longevityarc.app/terms

Screenshots

Aether4 screens
Longevity Arc4 screens

Verdict

The call

The clearest difference is update cadence: Longevity Arc at every 3 days against Aether's every 2 weeks. On price, ads, in-app purchases 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. Aether sells 2 in-app purchases, starting at $4.99 per month and Longevity Arc sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Aether ships an update every 2 weeks, Longevity Arc every 3 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 8 level
Aether versus Longevity Arc: the parameters behind the verdict, then further details
ParameterAetherLongevity Arc
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPodiPhone, iPod, Apple Watch
Requires iOS15.0 — better15.1
Further details — not scored
Size80 MB40 MB
Age rating12+4+
DeveloperThinkComputing LLCRadoslaw Jozefowicz

In-app purchases

2 purchases

Aether

Subscriptions2
  • Aether Plus Monthly$4.991 Month
  • Aether Plus Yearly$39.991 Year
2 purchases

Longevity Arc

Subscriptions1
  • Monthly Pro3 Days trial$2.991 Month
One-time1
  • Lifetime Pro$9.99

Questions

Is Aether free?
Aether is free to download, with in-app purchases available.
Is Longevity Arc free?
Longevity Arc is free to download, with in-app purchases available.
Do Aether or Longevity Arc have ads?
Neither Aether nor Longevity Arc shows ads.
Which is updated more often, Aether or Longevity Arc?
Aether ships an update every 2 weeks, and Longevity Arc every 3 days. Most recently, Aether was updated on October 13, 2026 and Longevity Arc on October 7, 2026.

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