Comparison

Caffeine Tracker vs Bio

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

Head to head
About

Caffeine Tracker

Monitor your daily caffeine intake with this tracker. Log beverages, set limits, and receive personalized AI insights to optimize energy and sleep. Features include progress tracking, sleep notifications, and detailed history.

Highlights
  • Log beverages (coffee, tea, energy drinks)
  • Set daily caffeine limits and track progress
  • Personalized caffeine cutoff time notifications
  • Detailed history and entry deletion
  • AI insights and statistics
  • Visual data charts (weekly/monthly)
Features
Read full description

Discover the ultimate Caffeine Tracker app designed to help you monitor and manage your daily caffeine intake effortlessly. Whether you're a coffee enthusiast, tea lover, or energy drink fan, our Caffeine Tracker empowers you to log beverages, view your history, and receive personalized AI insights to optimize your energy and sleep. Why Choose Our Caffeine Tracker BrewScan? - Easy Logging: Quickly add your favorite drinks by selecting types like coffee, tea, energy drinks, or soda. Use common presets or create custom entries with drink names and caffeine amounts. - Daily Limits & Progress Tracking: Set your personal daily caffeine limit and track progress with a visual bar on the home screen. See today's intake at a glance, along with recent entries and warnings as you approach your limit. - Sleep Notifications & Cutoff Times: Enable notifications for a personalized caffeine cutoff time based on your bedtime and chosen hours before sleep (5-7 hours). Get alerts to stop caffeine intake and ensure better sleep quality. - Detailed History & Deletion: Review your caffeine log by day, with totals, individual entries including notes, and the option to delete items for accuracy. - AI Insights & Statistics: Unlock personalized AI tips on your habits, such as intake peaks, optimal windows, and suggestions like switching to green tea. Visualize data with charts including weekly/monthly overviews, bar graphs for daily intake, pie charts for drink breakdowns, peak hours, averages, most active days, and weekly changes. Built for everyone from casual sippers to caffeine connoisseurs, our Caffeine Tracker helps you stay energized, sleep better, and maintain balance. No subscriptions required – start tracking today and take control of your caffeine journey! Download now and become a master of your caffeine intake with the best Caffeine Tracker app. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/Terms of Use: Privacy policy: https://docs.google.com/document/d/1OFscHn2QlCK41Z40CGWwU-LqPA2ADqAbMiy7Xq_l5Gk/edit?usp=sharing Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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 — and exactly when it will be safe to sleep. — PROTECT YOUR SLEEP — Get a precise countdown to your safe-sleep time. No more guessing whether that 3pm latte will haunt you at 1am. — TRACK CAFFEINE IN REAL TIME — Watch your caffeine level rise and fall on a beautiful decay chart, powered by the same exponential half-life formula used by sleep scientists. — SCORE YOUR SLEEP READINESS — Get a daily Bio-Rhythm Score from 0–100. Build streaks of "perfect nights" and see your 7-day trend at a glance. — LOG ANY DRINK IN SECONDS — 27+ preloaded beverages — espresso, americano, matcha, Red Bull, Monster, 5-Hour Energy, Coke and more. Or add your own custom drink. — HIT YOUR FOCUS ZONE (Premium) — Smart dosing recommendations tell you exactly when to drink your next coffee for peak focus — and when to stop so your sleep is protected. — BUILT FOR BIO-HACKERS — Premium unlocks custom half-life (1–12 hours) and sleep sensitivity threshold (0–100mg) so the math matches your body, not an average. — PRIVATE BY DESIGN — All your data stays on your device. No accounts, no cloud, no tracking. Stop sabotaging your sleep. Start tracking with Bio-Rhythm. — PREMIUM — Bio-Rhythm Premium unlocks: • Custom caffeine half-life • Custom sleep threshold • Focus Flow dosing recommendations • 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 Tracker4 screens
Bio3 screens

Verdict

The call

The clearest difference is update cadence: Caffeine Tracker at every 2 days against Bio's every 2 months. Bio's advantage is iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support 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. Caffeine Tracker sells 2 in-app purchases, starting at $1.99 per 7 days 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

Caffeine Tracker ships an update every 2 days, Bio every 2 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 8 level
Caffeine Tracker versus Bio: the parameters behind the verdict, then further details
ParameterCaffeine TrackerBio
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.1 — better
Further details — not scored
Size13 MB42 MB
Age rating4+4+
DeveloperIPAPPS Ltd.Thomas Ferrer

In-app purchases

2 purchases

Caffeine Tracker

Subscriptions2
  • Weekly subscription3 Days trial$1.997 Days
  • Annual subscription3 Days trial$29.991 Year
3 purchases

Bio

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

Questions

Is Caffeine Tracker free?
Caffeine Tracker is free to download, with in-app purchases available.
Is Bio free?
Bio is free to download, with in-app purchases available.
Do Caffeine Tracker or Bio have ads?
Neither Caffeine Tracker nor Bio shows ads.
Which is updated more often, Caffeine Tracker or Bio?
Caffeine Tracker ships an update every 2 days, and Bio every 2 months. Most recently, Caffeine Tracker was updated on October 8, 2026 and Bio on October 13, 2026.

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