Comparison

Behapp vs Frank's Caffeine Tracker

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

Head to head
About

Behapp

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Dear participant, Welcome to Behapp and many thanks for participating in one of the studies using our app. Behapp collects data related to your daily social functioning such as location data and your input on questionnaires. Using this data we aim to: - Advance our understanding of (mental) disease and (brain) disorders - Detect changes in human behavior (e.g., to detect relapses) - Study the impact of (new) therapeutic interventions - Develop digital biomarkers
 Note that Behapp is only used in formal (medical) scientific research requiring full informed consent and IRB approval. Therefore, it is currently not possible to use this app without being part of a formal study which employs Behapp.

About

Frank's Caffeine Tracker

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Coffee is great, but are you drinking too much of it? Is caffeine ruining your sleep? This intelligent caffeine tracker answers these questions with the help of science, helping you find the perfect balance between energy and rest. What makes this special: Unlike simple caffeine trackers, this app uses advanced pharmacokinetic models that consider your unique biology - age, weight, genetics, pregnancy status, and more - to predict exactly how caffeine affects YOU. Key Benefits: β€’ Personalized predictions - See when caffeine will peak and when it'll clear your system β€’ Sleep protection - Automatic warnings before caffeine disrupts your rest β€’ Health insights - Track patterns, detect withdrawal, prevent overconsumption β€’ Zero privacy invasion - All calculations happen on your device, no data is shared β€’ Optional Apple Health integration β€’ Scientifically accurate - Based on peer-reviewed research on caffeine metabolism Features that matter: - Instant caffeine level calculations - Real-time (estimated) blood concentration graphs and predictions - Smart notifications for optimal timing and sleep protection - Track your sleep quality: Log how you slept each morning and discover how caffeine affects your sleep - Weekly analytics showing consumption patterns and trends - Support for special conditions (pregnancy, genetics, liver function) - Custom drink library for your favorite beverages - Beautiful, accessible interface with dark mode - Complete data export for personal records. Your data is yours. Perfect for anyone who wants: - Better sleep quality, optimized energy levels, reduced caffeine anxiety, pregnancy-safe monitoring, shift work support, or simply conscious consumption. - Transform your relationship with caffeine. Start your journey to better energy and sleep today. This app provides educational information and estimates. Always consult healthcare professionals for medical decisions.

Screenshots

Behapp4 screens
Frank's Caffeine Tracker4 screens

Verdict

The call

The clearest difference is update cadence: Frank's Caffeine Tracker at fortnightly against Behapp's every 2 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Behapp ships an update every 2 months, Frank's Caffeine Tracker fortnightly. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

Scorecard1 real difference Β· 5 level
Behapp versus Frank's Caffeine Tracker: the parameters behind the verdict, then further details
ParameterBehappFrank's Caffeine Tracker
PriceFreeFree
Update frequencyEvery 2 monthsFortnightly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 β€” better15.1
Further details β€” not scored
Size9 MB37 MB
Age rating4+17+
DeveloperUniversity of GroningenFrank Gerritse

In-app purchases

None

Behapp

No in-app purchases

None

Frank's Caffeine Tracker

No in-app purchases

Questions

Is Behapp free?
Behapp is free to download, with no in-app purchases.
Is Frank's Caffeine Tracker free?
Frank's Caffeine Tracker is free to download, with no in-app purchases.
Do Behapp or Frank's Caffeine Tracker have ads?
Neither Behapp nor Frank's Caffeine Tracker shows ads.
Which is updated more often, Behapp or Frank's Caffeine Tracker?
Behapp ships an update every 2 months, and Frank's Caffeine Tracker fortnightly. Most recently, Behapp was updated on September 10, 2026 and Frank's Caffeine Tracker on September 17, 2026.

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