Comparison

Prometheus vs TimeVault

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

Head to head
About

Prometheus

Visualize your life as a continuously updating clock, down to 10 decimal places. Track unique milestones and explore life statistics. Available on iPhone and Apple Watch with customizable widgets and complications.

Highlights
  • Decimal age clock
  • Life milestone countdowns
  • Detailed life statistics
  • Apple Watch app and complications
  • Home and Lock Screen widgets
  • Live Activities support
Features
Read full description

Your time is precious. See it. Prometheus turns your age into a living clock, updating continuously to 10 decimal places. Count down to numbers you will only pass once, explore your life in weeks and statistics, and keep time visible across iPhone and Apple Watch. YOUR LIFE, LIVE • See your decimal age or a detailed breakdown of years, months, days, hours, minutes, and seconds • Count down to your billionth second, 10,000th day, next trip around the sun, and other once-in-a-lifetime milestones • Get an optional alert at the exact moment a milestone arrives • Explore estimated heartbeats and breaths, lunar cycles, distance traveled through space, and more • See your entire life as one dot for every week ON EVERY SCREEN • Apple Watch app and watch face complications • Home Screen and Lock Screen widgets • Live Activities on the Lock Screen and Dynamic Island • Shareable cards for Stories, Reels, and more SET UP ONCE Enter your birth date and time. Prometheus handles the rest. Your birth data stays on your devices, and no account or sign-in is required. Named after the Titan who gave humanity fire and knowledge, Prometheus is a reminder to see and use your most precious resource: time.

About

TimeVault

Features
Read full description

TimeVault is the most complete age and time calculator you'll ever need — built for people who want more than just a number. CALCULATE YOUR EXACT AGE See your precise age down to the day, hour, and minute. Track time alive, life progress percentage, and your next birthday countdown. DISCOVER YOUR ZODIAC AND HOROSCOPE Get a personalized natal reading covering your strengths, communication style, and life patterns. Daily horoscope tabs cover today, this week, love, and lucky guidance — generated specifically for your birth details. FIND YOUR CELEBRITY BIRTHDAY TWINS See real, notable people who share your exact birthday, with short biographies and photos. TRACK YOUR WHOLE FAMILY Add unlimited family members and track every birthday, milestone, and anniversary in one place. Never miss an important date again. PLAN AHEAD WITH PRACTICAL TOOLS Date difference calculator, retirement countdown, pregnancy due date tracker, baby age calculator, and milestone birthday planner — all in one app. CHOOSE YOUR STYLE Twelve beautifully designed themes, from Ivory Parchment to Midnight Cosmic. Pick the look that fits you. YOUR PRIVACY MATTERS Every date you enter stays on your device. No account, no login, no data sent to any server. You're in full control, and you can clear your data anytime from Settings. COMPLETELY FREE TO USE Every tool, every theme, and every feature is free, with no paywalls. An optional ad-free subscription is available if you'd like to support development and remove ads — but nothing is ever locked behind it. Download TimeVault and start exploring everything your birthday has to tell you. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.trustandshop.in/apps/timevault/privacy.html

Screenshots

Prometheus4 screens
TimeVault4 screens

Verdict

The call

The clearest difference is ads: Prometheus at none against TimeVault's shown. On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
Prometheus versus TimeVault: the parameters behind the verdict, then further details
ParameterPrometheusTimeVault
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 months—
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS17.616.0 — better
Further details — not scored
Size5 MB7 MB
Age rating4+4+
DeveloperWouter StierhoutNitin Deshmukh

In-app purchases

None

Prometheus

No in-app purchases

None

TimeVault

No in-app purchases

Questions

Is Prometheus free?
Prometheus is free to download, with no in-app purchases.
Is TimeVault free?
TimeVault is free to download, with no in-app purchases.
Do Prometheus or TimeVault have ads?
TimeVault shows ads; Prometheus does not.

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