Comparison

InFuel vs CaloryNote

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

Head to head
About

InFuel

Features
Read full description

Fuel from within. Transform your body, sharpen your mind, and unlock your full potential—one fast at a time. InFuel is your personal AI-powered fasting coach designed to guide you through 24, 48, 72, and 100-hour fasts with science-backed insights, real-time body updates, and motivational support every step of the way. Whether new to fasting or leveling up your current routine, InFuel keeps you informed, inspired, and in control. - - - - - - - - f e a t u r e s Custom Fast Timer -- Start, pause, or complete your fast anytime. Track your progress hour-by-hour with a clean, minimalist timer designed to keep you focused. Real-Time Body Insights -- Know exactly what’s happening in your body as you fast—ketosis, autophagy, fat-burning, and more. InFuel delivers detailed updates based on your current hour of fasting. AI-Powered Fasting Coach -- Ask questions, get encouragement, or dive into the science behind fasting with your personal AI coach, available 24/7. Smart Reminders -- Get hydration alerts, motivational quotes, and helpful tips—timed around your fasting schedule and sleep preferences. Learn View -- Explore swipeable cards packed with knowledge about fasting safety, the stages of fat-burning, autophagy, and refeeding guidance. Sleep-Aware Notifications -- InFuel adjusts to your sleep schedule so you can rest without unnecessary alerts. Refeed Guidance -- Finish strong. InFuel provides safe, smart recommendations for breaking your fast to avoid bloating and discomfort. Fasting isn’t about going without—it’s about going within. InFuel is built to help you find clarity, discipline, and strength through intentional fasting. Download InFuel today and take the first step toward mastering your fast—one hour at a time.

About

CaloryNote

Features
Read full description

## Simple & Beautiful Calorie Tracking CaloryLog makes daily food and calorie tracking effortless with intuitive design and powerful features that support your healthy lifestyle goals. The all-new Body Planner brings your intake, your burn, and your weight and body-fat trends together on a single screen — so you can plan your diet and see when you'll reach your goals. ## Key Features Beautiful Nutrition Charts - Three chart types: pie, bar, and timeline views - Visualize carbs, protein, and fat balance at a glance - Timeline view shows hourly calorie intake patterns Body Planner (New) - Automatically calculates today's calorie deficit from resting energy (BMR), active calories, and intake - Build today's workout plan from your past workout history and roll it into your projected burn - Visualize intake vs. burn, cumulative deficit, and weight & body-fat trends as graphs - See a projection of how many months until you reach your target weight and body fat - Track protein intake against your daily goal Smart Food Management - Record detailed nutrition information for foods - Auto-calculate nutrition per serving size - Save frequently eaten foods for quick logging - Export your food data as CSV files for analysis Seamless Integration - HealthKit integration syncs with Apple Health - Reads weight, body fat, workouts, and resting energy from Health - iCloud sync across iPhone, iPad, and Mac - Multi-language support (English & Japanese) - Flexible weight units (grams & ounces) - CSV export for meal detail and daily summary data Goal Tracking - Set daily calorie targets - Set target weight, body fat, daily calorie deficit, and protein goals - Visual comparison of intake vs. goals - Clear display of remaining or excess calories Perfect For - People on weight management journeys - Health-conscious individuals - Fitness enthusiasts and athletes - Anyone wanting to track nutritional balance - Users building healthy eating habits ## Every Feature, Free All of CaloryLog's features are free to use. If you love the app, an optional in-app purchase lets you support development — it's entirely optional and unlocks no gated features. ## Privacy & Security Your data syncs securely through iCloud with complete privacy protection. We never share your information with third parties. Start your healthy eating journey today!

Screenshots

InFuel4 screens
CaloryNote4 screens

Verdict

The call

The clearest difference is in-app purchases: InFuel at none against CaloryNote's 1. CaloryNote's advantage is update cadence (every 3 weeks vs every 10 months). On price, ads, 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

Both are free to download. CaloryNote sells 1 one-off in-app purchase. InFuel asks for nothing beyond the download.

UpkeepUpdate frequency

InFuel ships an update every 10 months, CaloryNote every 3 weeks. Both last shipped on October 4, 2026.

Scorecard2 real differences · 4 level
InFuel versus CaloryNote: the parameters behind the verdict, then further details
ParameterInFuelCaloryNote
PriceFreeFree
Update frequencyEvery 10 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhoneiPhone, iPad — better
Requires iOS18.0 — better18.5
Further details — not scored
Size2 MB11 MB
Age rating4+17+
DeveloperFishybear LLCmoreslowly.jp

In-app purchases

None

InFuel

No in-app purchases

1 purchases

CaloryNote

One-time1
  • Support the Developer$2.99

Questions

Is InFuel free?
InFuel is free to download, with no in-app purchases.
Is CaloryNote free?
CaloryNote is free to download, with in-app purchases available.
Do InFuel or CaloryNote have ads?
Neither InFuel nor CaloryNote shows ads.
Which is updated more often, InFuel or CaloryNote?
InFuel ships an update every 10 months, and CaloryNote every 3 weeks. Most recently, InFuel was updated on October 4, 2026 and CaloryNote on October 4, 2026.

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