Boost vs Death Clock
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Boost
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What is Boost? Boost is a habit-based app designed to help men support their natural testosterone, strength, energy, and recovery through a structured 90-day daily plan. How to Use Boost? 1)Tell us about yourself 2)Get an estimated testosterone level 3)Follow your personalized 90-day daily habit plan Subscriptions & Paid Features Boost offers optional auto-renewable subscriptions. A subscription is required to access premium features, including the full 90-day personalized habit plan and advanced insights. Important Notice Boost does not provide medical advice. All recommendations are general lifestyle suggestions. Always consult a qualified professional before starting any new program. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Death Clock
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Death Clock is a private, no-login tool for probabilistic longevity projections. Complete a structured assessment across lifestyle and health factors, then view: - projected age intervals - percentile vs. demographic cohort - model-based scenario comparisons Built for clarity: - 100% free - no account creation - no paywall - no data persistence in account profiles The projection engine uses Monte Carlo simulation and statistical mortality modeling to generate ranges, not certainties. Important: this app is for informational use only and does not provide medical advice, diagnosis, or treatment.
Screenshots
Verdict
The clearest difference is in-app purchases: Death Clock at none against Boost's 3. Boost's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Boost sells 3 in-app purchases, starting at $9.99 per month. Death Clock asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.
| Parameter | Boost | Death Clock |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No โ better | Yes |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 15.1 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 163 MB | 3 MB |
| Age rating | 12+ | 17+ |
| Developer | Adrian Marton | Tom Hestas |
In-app purchases
Boost
- Boost Pro$9.991 Month
- Boost Pro3 Days trial$34.991 Year
- Boost Pro$34.991 Year
Death Clock
No in-app purchases









