Comparison

Belly Flow vs CaffeineTrack

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

Head to head
About

Belly Flow

Features
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Belly Flow helps you keep track of your digestive health in daily life through simple logging and clear visualization. Follow your daily experiences, identify patterns, and gain insights into your well-being. Key Features: • Quick and easy logging of symptoms and bowel movements • Medication and dosage tracking • Water intake and other symptom monitoring • Visual overview with charts and trends • Comprehensive data export to share with healthcare providers • Available in Swedish and English! Perfect for: • Keeping track of your digestive health in daily life • Discovering connections between habits and how you feel • Logging medication and seeing how it affects your symptoms • Tracking water intake and other factors that impact your health • Exporting data to share with your doctor or dietitian New app – your feedback is valuable! Belly Flow is brand new, and we want to make it even better. Missing a feature or have suggestions? Get in touch! Your feedback helps us develop the app for everyone who wants to understand their digestive patterns.

About

CaffeineTrack

Features
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CaffeineTrack – Track your caffeine, optimize energy, and sleep better! How much caffeine is in your body right now? CaffeineTrack uses a scientific half‑life decay model to show in real time how caffeine moves through your system. Track every cup of coffee, espresso, energy drink, tea, or chocolate—see when your level drops low enough for restful sleep. A complete caffeine tracker, coffee tracker, and caffeine monitor in one app. One‑time purchase. No subscriptions. No ads. No accounts. Your data stays on your device. Why you'll love CaffeineTrack - Real‑time caffeine curve: See caffeine decay using scientific half‑life modeling. - 28+ sources: Coffee, espresso, cold brew, latte, matcha, energy drinks (Red Bull, Monster, NOCCO, Celsius), tea, chocolate, and more. - One‑tap logging: Record caffeine intake instantly—no hassle or menus. - Sleep optimization: Know when caffeine drops below the safe sleep threshold. - Daily limit alerts: Set a personal limit and get notified when you approach it - Sensitivity settings: Choose low, normal, or high for personalized limits - Statistics: Daily, weekly, and monthly caffeine trends—averages and totals. - Widgets: Home and Lock Screen widgets for quick logging and status. - Multi-language: Use the app in your preferred language. - One‑time purchase: Full access forever—no subscription. - Privacy‑first: No sign‑in, no tracking, no ads. Fully offline. Built for everyday life - Perfect for coffee lovers, students, fitness enthusiasts, and anyone managing caffeine. - Understand how much caffeine is in your coffee, energy drink, or tea. - Know when to stop for better sleep tonight. - Find your ideal intake based on your sensitivity. How it works - Log coffee, tea, energy drinks, or any source with one tap. - The real‑time curve shows caffeine decay hour by hour. - Check when your level drops below the safe sleep threshold. - Review stats day by day, week by week, or month by month. Feature highlights - Caffeine tracker and intake monitor - Coffee tracker, coffee log, coffee counter - Real‑time caffeine curve with half‑life decay - Caffeine calculator for 28+ beverages and foods - Espresso, cold brew, latte, matcha, energy drinks, and more - Sleep optimization with safe sleep threshold - Daily caffeine limit with alerts - Sensitivity settings (low, normal, high) - Home and Lock Screen widgets - Daily, weekly, monthly statistics - Unit preference: ml or fl oz - Private, offline, ad‑free - One‑time purchase, no subscriptions Who it's for - Coffee lovers wanting to understand caffeine consumption - Fitness‑conscious users tracking caffeine during training - Students and professionals optimizing energy and focus - Anyone wanting better sleep by managing caffeine timing - People with caffeine sensitivity who need to monitor intake - Users who value privacy and a distraction‑free experience Benefits of tracking caffeine - Understand how caffeine affects energy throughout the day - Improve sleep by knowing your optimal caffeine cutoff time - Stay within recommended daily limits for better health - Build awareness and make informed choices - Optimize timing for peak performance FAQ - Do I need an account? No. CaffeineTrack is private—no account required. - Does it work offline? Yes. All data stays on your device. - Is it free? One‑time purchase. No ads or subscriptions. - How accurate is the curve? Uses the caffeine half‑life (~5.7 hours). - Is it medical advice? No. Supports healthy habits but is not a medical tool. Developed by Netblast Created by Netblast, makers of high‑quality apps focused on thoughtful, clean design. Learn more at https://www.netblast.se Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Know your caffeine. Optimize your energy. Sleep better. Download CaffeineTrack today.

Screenshots

Belly Flow4 screens
CaffeineTrack4 screens

Verdict

The call

The clearest difference is price: Belly Flow at Free against CaffeineTrack's $1.99. Belly Flow also leads on update cadence (every 3 weeks vs every 3 months). On ads, in-app purchases, device support and iOS requirement 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

Belly Flow is free to download; CaffeineTrack costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Belly Flow ships an update every 3 weeks, CaffeineTrack every 3 months. The most recent releases landed on September 8, 2026 and August 31, 2026 respectively.

Scorecard2 real differences · 4 level
Belly Flow versus CaffeineTrack: the parameters behind the verdict, then further details
ParameterBelly FlowCaffeineTrack
PriceFree — better$1.99
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size23 MB28 MB
Age rating12+4+
DeveloperGabriella BrobergNetblast AB

In-app purchases

None

Belly Flow

No in-app purchases

None

CaffeineTrack

No in-app purchases

Questions

Is Belly Flow free?
Belly Flow is free to download, with no in-app purchases.
Is CaffeineTrack free?
CaffeineTrack costs $1.99, with no in-app purchases.
Do Belly Flow or CaffeineTrack have ads?
Neither Belly Flow nor CaffeineTrack shows ads.
Which is updated more often, Belly Flow or CaffeineTrack?
Belly Flow ships an update every 3 weeks, and CaffeineTrack every 3 months. Most recently, Belly Flow was updated on September 8, 2026 and CaffeineTrack on August 31, 2026.

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