Self vs NOVOS Life
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Self
This app helps you conduct self-experiments to understand the impact of behavioral changes on your health, wellness, and productivity. It provides tools to set up trials, track outcomes, and gain personalized insights through automated analysis and daily reminders.
- Conduct self-experiments
- Track behavioral outcomes
- Gain personalized insights
- Automated statistical analysis
- Daily check-in reminders
- Data-driven self-improvement
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Self-experimentation is the process of conducting trials where you are both the researcher and the subject. Through modifying your behaviors and reporting outcomes, you can gain concrete insights into the efficacy of whatever self-improvement you seek to make. Self-experimentation is a data-driven way to gain ultra-personal insights into the driving factors behind your health, wellness, and productivity. Through Self-E, you can set up experiments, view your data, and attain individualized insights through automated statistical analysis. Self-E sends daily reminders to check in so that your experiment stays consistent and structured.
NOVOS Life
This app helps you understand and improve your biological age through lifestyle changes. It provides a biological age assessment and daily actions to boost your lifestyle score, aiming to make you biologically younger for a longer, healthier life.
- Biological Age Assessment
- Daily Action Tracking
- Lifestyle Score Improvement
- Longevity Science Backing
- Personalized Coaching
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Aging is 90% lifestyle, 10% genetics. NOVOS Life is backed by top experts and the latest in the science of longevity. How it works: 1. Start with a Biological Age assessment. 2. Then, through Daily Actions, watch your Lifestyle Score improve. 3. As your Lifestyle Score improves, your Biological Age should get younger. Whether you’re a general wellness consumer or seasoned biohacker, NOVOS Life is your co-pilot to a long and healthy life. Who you are: You aren’t training for a competition or for your next blood test. You’re training for life. You just want to look, feel, think, and live as healthy as possible for as long as possible. There really isn’t a clear “benchmark” you can strive for — until now. Your North Star is your Biological Age. The younger you are, the better your chances for a long, healthy life. And with NOVOS Life, your chances are as good as ever. NOVOS Life provides general wellness and longevity information only and is not medical advice. Always consult your physician or another qualified health provider before making medical decisions.
Screenshots
Verdict
The clearest difference is rating: Self at 5.0 against NOVOS Life's 4.6. Self also leads on monetization model (free vs ad-supported). NOVOS Life's advantage is ratings volume (34 vs 2). On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Self holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: NOVOS Life has 34 ratings behind it against 2, so its average is the more settled of the two.
Self ships an update every 6 weeks, NOVOS Life every 4 weeks. Both last shipped on November 3, 2026.
| Parameter | Self | NOVOS Life |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (34 ratings) |
| Positive reviews | — | 83.3% of reviews |
| Number of ratings | 2 | 34 — better |
| Update frequency | Every 6 weeks | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.5 — better | 15.1 |
| Further details — not scored | ||
| Size | 19 MB | 100 MB |
| Age rating | 4+ | 17+ |
| Developer | Brown University Computing & Information Services | NOVOS Labs |
Customer experience
Self
NOVOS Life
In-app purchases
Self
No in-app purchases
NOVOS Life
No in-app purchases









