Comparison

Caffeine Intake Tracker Log vs Bio

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

Head to head
About

Caffeine Intake Tracker Log

Features
Read full description

Caffeine Intake Tracker helps you monitor your daily caffeine consumption with precision. Easily track caffeine intake in milligrams, understand how much caffeine you consume each day, and stay within safe daily limits. Whether you drink coffee knowing your caffeine intake is essential for better sleep, focus, and overall health. This app makes caffeine tracking simple, clear, and accurate. Key Features β€’ Track daily caffeine intake in exact milligrams (mg) β€’ Monitor safe caffeine limits and avoid overconsumption β€’ Understand your caffeine habits over time β€’ Smart insights based on your daily intake patterns β€’ Fully on-device analysis for privacy and speed β€’ No cloud, no accounts, no data sharing Caffeine Intake Tracker is designed for anyone who wants better control over caffeine consumption. By tracking caffeine daily, you can improve sleep quality, reduce jitters, and build healthier long-term habits. Take control of your caffeine intake and make informed decisions every day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy and Terms
Access our Privacy Policy and Terms and Conditions directly through the app or online. https://emkapps.com/caffeinetracker-privacy-policy/ https://emkapps.com/caffeinetracker-termsconditions/

About

Bio

Features
Read full description

Still wired at midnight? Bio-Rhythm is the science-based caffeine tracker built for people who refuse to trade tomorrow's sleep for today's coffee. Every coffee, tea, or energy drink you log is plotted on a real-time decay curve based on your personal metabolism. You'll see exactly how much caffeine is still in your system β€” and exactly when it will be safe to sleep. β€” PROTECT YOUR SLEEP β€” Get a precise countdown to your safe-sleep time. No more guessing whether that 3pm latte will haunt you at 1am. β€” TRACK CAFFEINE IN REAL TIME β€” Watch your caffeine level rise and fall on a beautiful decay chart, powered by the same exponential half-life formula used by sleep scientists. β€” SCORE YOUR SLEEP READINESS β€” Get a daily Bio-Rhythm Score from 0–100. Build streaks of "perfect nights" and see your 7-day trend at a glance. β€” LOG ANY DRINK IN SECONDS β€” 27+ preloaded beverages β€” espresso, americano, matcha, Red Bull, Monster, 5-Hour Energy, Coke and more. Or add your own custom drink. β€” HIT YOUR FOCUS ZONE (Premium) β€” Smart dosing recommendations tell you exactly when to drink your next coffee for peak focus β€” and when to stop so your sleep is protected. β€” BUILT FOR BIO-HACKERS β€” Premium unlocks custom half-life (1–12 hours) and sleep sensitivity threshold (0–100mg) so the math matches your body, not an average. β€” PRIVATE BY DESIGN β€” All your data stays on your device. No accounts, no cloud, no tracking. Stop sabotaging your sleep. Start tracking with Bio-Rhythm. β€” PREMIUM β€” Bio-Rhythm Premium unlocks: β€’ Custom caffeine half-life β€’ Custom sleep threshold β€’ Focus Flow dosing recommendations β€’ Ad-free experience Bio-Rhythm is free to download and use. To unlock the full "Bio-Hacker Engine," we offer three auto-renewing subscription options: Weekly Espresso: $1.99 per week Monthly Steady: $5.99 per month Yearly Bio-Hacker: $29.99 per year (Best Value) Privacy : https://cofeetracker.xn--hn-vrab.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Caffeine Intake Tracker Log4 screens
Bio3 screens

Verdict

The call

The clearest difference is device support: Bio at 3 against Caffeine Intake Tracker Log's 1. Bio also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Caffeine Intake Tracker Log sells 2 in-app purchases, starting at $1.99 per month and Bio sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

Scorecard2 real differences Β· 4 level
Caffeine Intake Tracker Log versus Bio: the parameters behind the verdict, then further details
ParameterCaffeine Intake Tracker LogBio
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod β€” better
Requires iOS18.015.1 β€” better
Further details β€” not scored
Size14 MB42 MB
Age rating4+4+
DeveloperMustafa KulacThomas Ferrer

In-app purchases

2 purchases

Caffeine Intake Tracker Log

Subscriptions2
  • Monthly$1.991 Month
  • Annual$6.991 Year
3 purchases

Bio

Subscriptions3
  • weekly subscrition$1.997 Days
  • monthly subscrition$5.991 Month
  • yearly subscription$29.991 Year

Questions

Is Caffeine Intake Tracker Log free?
Caffeine Intake Tracker Log is free to download, with in-app purchases available.
Is Bio free?
Bio is free to download, with in-app purchases available.
Do Caffeine Intake Tracker Log or Bio have ads?
Neither Caffeine Intake Tracker Log nor Bio shows ads.
Which is updated more often, Caffeine Intake Tracker Log or Bio?
Caffeine Intake Tracker Log ships an update every 2 months, and Bio every 2 months. Most recently, Caffeine Intake Tracker Log was updated on October 26, 2026 and Bio on October 13, 2026.

Other comparisons