Caffeine App vs CoffZeo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caffeine App
Track your caffeine intake from various beverages and monitor your hydration levels. Visualize your caffeine curve over 24 hours and receive notifications for your optimal sleep time. Integrates with Apple Health and Apple Watch for seamless logging and data syncing.
- Log caffeine from coffee, tea, and energy drinks
- Visualize 24-hour caffeine curve
- Calculate optimal sleep time
- Track daily water intake
- Apple Watch logging and complications
- Apple Health integration
- iCloud sync
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How much caffeine is still in your body? When can you fall asleep? Are you drinking enough water? Caffeine App gives you the answers — at a glance. Caffeine Tracking • Log every coffee, tea, espresso, energy drink, or mate • Scrollable 24-hour timeline shows your caffeine curve • See how much caffeine is currently in your system • Create custom drinks with individual caffeine amounts • Caffeine calculator for drinks with unusual sizes Optimal Sleep Time • Caffeine App calculates when you're ready to sleep • Get notified when your sleep time is reached • Set your personal caffeine limit and desired sleep time Water Tracking • Track your daily water intake with personalized goals • Save your favorite glass and bottle sizes • Customizable reminders to stay hydrated Statistics • Daily caffeine and water charts across your full history • See which drinks make up most of your caffeine • Compare your water intake against your daily goal Widgets • Caffeine Now: current caffeine level and 30-day history • Water Intake: today's progress towards your goal • Quick Log: log your favorite drink with one tap • Home Screen and Lock Screen widgets Apple Watch • Log caffeine and water right from your wrist • Daily charts for caffeine and water • Complications show your optimal sleep time More Features • Apple Health integration — caffeine and water entries stay in sync • iCloud sync across all your devices • Dynamic Type for optimal readability • URL scheme support
CoffZeo
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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.
Screenshots
Verdict
Caffeine App and CoffZeo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Caffeine App sells 1 one-off in-app purchase and CoffZeo sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Caffeine App ships an update monthly, CoffZeo every 5 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Caffeine App | CoffZeo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (341 ratings) — better | — |
| Positive reviews | 73.7% of reviews | — |
| Number of ratings | 341 — better | — |
| Update frequency | Monthly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, Apple Watch, Vision Pro — better | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Oleg Mueller | CodeZeo Ltd |
Bugs and requests
Caffeine App
Reported bugs
10 issues- Sleep ready time displays current time instead of predicted sleep time
- Cannot rename custom amounts until after adding them
- Newly added custom amounts appear at bottom of list
- Health app data from third-party apps not syncing
- All presets missing in some versions
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- HealthKit integration broken in certain versions
- Shift work time differential not processed correctly
- Outdated caffeine data for Dunkin Donuts beverages
- Graphics update delays causing app unresponsiveness
- Watch app loading issues on initial launch
Requested features
20 requests- Toggle option to disable bar chart visualization
- Taller graph display area with scrolling capability
- Personalization based on body weight and metabolism
- Ounce-based measurement options for drinks
- Multi-day and historical trend analysis
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- Siri Shortcuts integration for automated logging
- Today widget for quick access
- Mood and energy level tracking
- More granular unit adjustments (fractions of shots)
- Expanded beverage library (Monster Java, Sheetz coffee, K-cups, etc.)
- Custom coffee group creation without preset requirements
- Apple Watch complications showing current caffeine levels
- Watch app graph visualization
- Headache threshold level tracking
- Future-looking graph projections
- Water consumption tracking integration
- Ability to rename custom amounts before adding
- Custom amounts appearing at top of list instead of bottom
- Shift work schedule support
- Average daily caffeine statistics
CoffZeo
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Caffeine App
- Unlock Pro$4.99
CoffZeo
- CoffZeo Monthly$0.991 Month
- CoffZeo Yearly7 Days trial$4.991 Year
Questions
Is Caffeine App free?
Is CoffZeo free?
Do Caffeine App or CoffZeo have ads?
Which is updated more often, Caffeine App or CoffZeo?
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