Aion Longevity vs Stark
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Aion Longevity
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Personal AI performance and longevity coach. Aion requires a subscription. It includes a 1-month free trial, then renews monthly. Disclaimer: Aion provides AI-generated estimations of biomarkers, daily actions, supplement suggestions, trends and strategies for informational and educational purposes only. It is not a medical device and does not provide medical advice, diagnosis or treatment. Always consult a qualified healthcare professional before making any changes to your medication, supplements or lifestyle based on information from this app. Privacy Policy: https://www.aionlongevity.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Stark
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STARK is the definitive step goal tracker for high-performance living. Built for people who move with intention, Stark cuts through the noise and keeps you focused on one thing: hitting your daily step goal. TRACK YOUR STEPS Stark connects directly to Apple Health to deliver your real-time step count, estimated distance, and calories burned on a clean, no-fuss dashboard that loads instantly every time you open the app. SET YOUR GOAL Choose from pre-set daily goals (3,000, 5,000, 8,000, or 10,000 steps), or go Pro and set your own custom target. Your goal, your standard. STAY CONSISTENT Stark tracks your daily streak so you can build and protect your momentum. See your current week at a glance, visualize consistency, and get a haptic reward when you crush the day. HOME SCREEN WIDGET Keep your step count visible without opening the app. Add the Stark widget to your Home Screen or Lock Screen for a live view of your progress against your daily goal. UNLOCK STARK PRO Upgrade to Stark Pro for unlimited access to: ⢠Custom step goal ⢠Efficiency Analytics (today vs. average) ⢠Weekly summary (total steps, distance, active time) ⢠Daily breakdown chart with goal visualization ⢠Personal records (best day, best week, best month, longest streak) PRIVACY-FIRST Stark reads step data from Apple Health and does not sell your data. Stark is designed for simplicity, speed, and daily use. No bloat. No distractions. Just you and your steps. Privacy Policy: https://sites.google.com/view/tofu-stark/privacy Terms of Use (EULA): https://sites.google.com/view/tofu-stark/terms Subscription terms: ⢠Subscription: Stark Pro (Auto-renewable) ⢠Length: 1 year ⢠Price: $29.99/year (USD; may vary by region) Payment is charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your App Store account settings.
Screenshots
Verdict
The clearest difference is ads: Stark at none against Aion Longevity's shown. Aion Longevity's advantage is update cadence (every 4 days vs every 2 weeks) and iOS requirement (15.1 vs 26.2). On price, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Aion Longevity sells 1 in-app purchase, starting at $0.99 per month and Stark sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Aion Longevity ships an update every 4 days, Stark every 2 weeks. The most recent releases landed on October 1, 2026 and September 19, 2026 respectively.
| Parameter | Aion Longevity | Stark |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days ā better | Every 2 weeks |
| Ads | Yes | No ā better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch ā better |
| Requires iOS | 15.1 ā better | 26.2 |
| Further details ā not scored | ||
| Size | 53 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | Aion Longevity LTD | Ralph Olazo |
In-app purchases
Aion Longevity
- Aion Pro Monthly1 Month trial$0.991 Month
Stark
- Stark Pro Weekly$2.997 Days
- Stark Pro Annual$19.991 Year
- Stark Pro Lifetime$39.99









