Comparison

CoffZeo vs Caffy

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

Head to head
About

CoffZeo

Features
Read full description

Individuals frequently experience afternoon energy crashes, unexpected anxiety spikes, or midnight insomnia due to unmonitored caffeine intake. While caffeine serves as a powerful tool for productivity, improper management can severely disrupt natural circadian rhythms and deep sleep cycles. CoffZeo stands as the ultimate caffeine management application, meticulously engineered to help individuals master daily energy, protect rest, and build healthier habits. CoffZeo advances beyond rudimentary cup counting. The application utilizes advanced biological modeling to provide real-time metrics on how the human body metabolizes caffeine. Whether the objective is to boost cognitive focus, safeguard night-time sleep, mitigate jitters, or safely manage consumption during pregnancy, CoffZeo delivers the precise data required for empowered, informed health decisions. CORE FEATURES REAL-TIME CAFFEINE SCORE & HALF-LIFE TRACKING Users no longer need to guess how much active caffeine remains in the system. A scientific half-life tracking algorithm calculates a real-time caffeine score, visualizing exactly how the body processes every milligram from morning to night based on standard metabolic decay rates. EFFORTLESS DRINK LOGGING Caffeinated beverages can be logged in seconds. From a homemade espresso or pour-over coffee to matcha, black tea, soda, and pre-workout energy drinks, an extensive built-in beverage database makes daily tracking completely frictionless. Users can easily adjust drink details, selecting custom fluid ounces or milliliters, and backdating logs to ensure total accuracy. DAILY LIMITS & SMART ALERTS Individuals can set personalized daily caffeine limits and allow CoffZeo to manage the data. The app issues intelligent limit alerts before thresholds are crossed, actively preventing overstimulation, rapid heart rates, and dreaded afternoon crashes. The dynamic interface shifts to warn users when limits are exceeded, prompting timely behavioral adjustments. SLEEP PROTECTION & TIMING OPTIMIZATION Hidden residual caffeine can silently ruin deep sleep. CoffZeo projects active caffeine levels at bedtime and tracks "late-caffeine days" to optimize timing. This ensures sleep quality is protected, insomnia is avoided, and individuals wake up fully refreshed. ADHD, ANXIETY & FOCUS MANAGEMENT For neurodivergent minds, caffeine timing is critical. Whether utilizing caffeine to manage ADHD symptoms and dial in focus, or carefully tracking intake to avoid anxiety and panic triggers, visual tracking tools help individuals find the perfect biological balance. PREGNANCY-SAFE TRACKING Navigating dietary restrictions during pregnancy can induce stress. CoffZeo supports strict daily caffeine limits, aligning precisely with official maternal health guidelines. Expecting mothers can safely monitor intake to maintain a healthy environment for fetal development without entirely giving up beloved morning rituals. STREAK GAMIFICATION & MOTIVATION Caffeine moderation transforms into a rewarding experience. Daily streaks are maintained by consistently staying under established limits. Users watch healthy habits grow, earn "Under-limit" achievements, and remain motivated on long-term wellness journeys. DEEP HISTORICAL DATA INSIGHTS Long-term consumption habits are easily analyzed. Beautifully designed charts and weekly summaries link caffeine intake patterns to overall energy levels, highlighting average intake, highest consumption days, and long-term trends to facilitate timely lifestyle adjustments. Subscription required for using CoffZeo. Free trial available for the yearly plan. Clarity is the cure for caffeine mismanagement. Whether utilized by athletes optimizing recovery, professionals seeking peak productivity, or individuals desiring a peaceful night of sleep, CoffZeo provides the perfect harmony of highly energized days and deeply restful nights. Download CoffZeo today and completely transform your daily energy.

About

Caffy

Track your caffeine intake and understand its impact on your sleep and productivity. This app uses science-backed models to provide personalized insights into your caffeine levels and when you'll be ready for sleep.

Highlights
  • Real-time caffeine decay curve
  • Personalized sleep readiness score
  • Focus window for productivity peaks
  • AI weekly analysis of caffeine patterns
  • Caffeine detox programs
  • Live home screen widgets
Features
Read full description

Caffy shows your exact caffeine level right now, and tells you precisely when you'll be ready to sleep tonight. Using pharmacokinetic half-life models backed by FDA, EFSA & NIH research, Caffy calculates your personal caffeine curve based on your biology. WHAT MAKES CAFFY DIFFERENT: • Real-time caffeine decay curve: personalized to your age, gender & sensitivity • Sleep readiness score (0–100): know if tonight's sleep is at risk before bedtime • Focus window: see exactly when your caffeine peaks for maximum productivity • AI Weekly Analysis: AI reveals your personal caffeine patterns • Caffeine Detox Programs: structured plans to reduce dependence gradually • 6 Live Widgets: caffeine data on your Home Screen and Lock Screen • 5 Languages: English, Turkish, German, Spanish, Japanese PERSONALIZED HALF-LIFE: Your body processes caffeine differently. Caffy accounts for: • Pregnancy (9h / 12h / 18h half-life) • Oral contraceptive use (7h half-life) • Smoking status (3h half-life) • Age, gender & caffeine sensitivity SCIENCE-BACKED: Caffy's model uses the same caffeine decay formula cited by FDA, EFSA, NIH, and the Sleep Foundation. Not estimates, not averages. A 45-minute absorption phase followed by exponential decay based on your personal half-life. PRIVACY FIRST: No ads. No data selling. Anonymous by default: no registration required on first launch. Your data syncs across devices via an encrypted, GDPR-compliant database. DISCLAIMER: All estimates are based on generalized scientific models and do not constitute medical advice. Consult a healthcare professional for personalized guidance. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CoffZeo4 screens
Caffy4 screens

Verdict

The call

The clearest difference is update cadence: Caffy at every 2 weeks against CoffZeo's every 5 weeks. 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. CoffZeo sells 2 in-app purchases, starting at $0.99 per month and Caffy sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CoffZeo ships an update every 5 weeks, Caffy every 2 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 8 level
CoffZeo versus Caffy: the parameters behind the verdict, then further details
ParameterCoffZeoCaffy
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better18.6
Further details — not scored
Size7 MB27 MB
Age rating4+12+
DeveloperCodeZeo LtdIrfan Behic TIRPANCI

In-app purchases

2 purchases

CoffZeo

Subscriptions2
  • CoffZeo Monthly$0.991 Month
  • CoffZeo Yearly7 Days trial$4.991 Year
3 purchases

Caffy

Subscriptions3
  • Caffy Premium3 Days trial$2.997 Days
  • Caffy Premium3 Days trial$6.991 Month
  • Caffy Premium3 Days trial$29.991 Year

Questions

Is CoffZeo free?
CoffZeo is free to download, with in-app purchases available.
Is Caffy free?
Caffy is free to download, with in-app purchases available.
Do CoffZeo or Caffy have ads?
Neither CoffZeo nor Caffy shows ads.
Which is updated more often, CoffZeo or Caffy?
CoffZeo ships an update every 5 weeks, and Caffy every 2 weeks. Most recently, CoffZeo was updated on November 5, 2026 and Caffy on October 31, 2026.

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