Comparison

Boost vs Death Clock

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

Head to head
About

Boost

Features
Read full description

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/

About

Death Clock

Features
Read full description

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

Boost4 screens
Death Clock4 screens

Verdict

The call

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

Scorecard2 real differences ยท 4 level
Boost versus Death Clock: the parameters behind the verdict, then further details
ParameterBoostDeath Clock
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 months
AdsNo โ€” betterYes
In-app purchasesYesNo โ€” better
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS15.115.0 โ€” better
Further details โ€” not scored
Size163 MB3 MB
Age rating12+17+
DeveloperAdrian MartonTom Hestas

In-app purchases

3 purchases

Boost

Subscriptions3
  • Boost Pro$9.991 Month
  • Boost Pro3 Days trial$34.991 Year
  • Boost Pro$34.991 Year
None

Death Clock

No in-app purchases

Questions

Is Boost free?
Boost is free to download, with in-app purchases available.
Is Death Clock free?
Death Clock is free to download, with no in-app purchases.
Do Boost or Death Clock have ads?
Death Clock shows ads; Boost does not.
Which is updated more often, Boost or Death Clock?
Boost ships an update every 2 months, and Death Clock every 2 months. Most recently, Boost was updated on September 18, 2026 and Death Clock on September 8, 2026.

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