Comparison

FCS Buddy vs Calorimeter

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

Head to head
About

FCS Buddy

Read full description

Achieve your wellness goals with FCS Buddy, the all-in-one app designed to support your fasting, cold plunge, and sauna routines. Whether you're a seasoned wellness enthusiast or just starting your journey, FCS Buddy empowers you to take control of your health and well-being. Key Features: Fasting Tracker: Effortlessly monitor your fasting progress with customisable timers. Set goals, track your fasting windows, and receive insightful reminders to stay on track. Cold Plunge Sessions: Log and analyse your cold plunge sessions to optimise their impact. From ice baths to cold showers, FCS Buddy helps you embrace the benefits of cold exposure with ease. Sauna Sessions: Stay on top of your sauna routine by logging sessions and tracking duration. Customise your sauna goals and witness the positive effects on your overall wellness. Goal Setting: Set achievable milestones for fasting, cold plunge, and sauna sessions. FCS Buddy encourages you to challenge yourself and celebrate your successes along the way. Why FCS Buddy? Holistic Wellness Tracking: Combine fasting, cold plunge, and sauna tracking in one app for a comprehensive overview of your wellness journey. Intelligent Insights: Benefit from smart analytics that help you understand patterns and optimise your routines for maximum impact. Sync Across Devices: Access your data from anywhere with seamless synchronisation across multiple devices. Privacy First: Rest easy knowing that your data is securely stored on your device using Apple’s secure CloudKit service, respecting your privacy at every step. Download FCS Buddy now and embark on a personalised journey to a healthier, more vibrant you. Make every wellness moment count with FCS Buddy – your loyal companion on the path to holistic well-being. Therms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Calorimeter

This app helps you monitor daily calorie expenditure and nutrition. It tracks active and resting calories, offers macro logging, and provides insightful graphs. Seamlessly integrates with Apple Health and Fitness for a comprehensive view of your health journey.

Highlights
  • Active calorie tracking
  • Resting calorie calculation
  • Total calorie overview
  • Daily goal setting
  • Configurable widgets
  • Macro tracking
  • Apple Health integration
Read full description

Calorimeter is your ultimate companion for tracking, counting and managing your daily burned calories and nutrition intake. Whether you’re an athlete, incorporating workout routines, or just getting started on your fitness journey, Calorimeter helps you stay on top of your calorie expenditure and nutritional needs effortlessly. Key Features: - Active Calories Tracking: Monitor the calories you burn through physical activity, exercise, training, and workout sessions in real-time. - Resting Calories Calculation: Keep track of the calories your body burns at rest throughout the day. - Total Calories Overview: Get a comprehensive view of your total calories burned & consumed with detailed charts and statistics. - Daily Goal Setting: Set your daily active calorie goal and track your progress with an intuitive progress bar. - Configurable Widgets: Add widgets to your home screen to track burned calories and goal progress at a glance. - Insightful Graphs: Analyse trends of your calories burned over the day, week, month, or year with easy-to-read graphs. - Macro Tracking: Log and track macros (protein, carbs, fat) to maintain a balanced diet and achieve your weight loss or gain goals. - Powered by Apple Health & Apple Fitness, allowing you to seamlessly use Calorimeter with other health-tracking apps. Why Choose Calorimeter? - User-Friendly Interface: Sleek and intuitive design makes it easy for you to track your calories burned and nutritional intake without any hassle. - Customisable Goals: Set personalised burned calorie and nutritional goals based on your fitness objectives and adjust them as needed. - Comprehensive Data: View both your active and resting calories, along with your food and macro intake, giving you a complete picture of your daily energy expenditure and nutrition. - Convenient Widgets: Stay updated with your progress right from your home screen with configurable widgets. Perfect for All Fitness Enthusiasts: Whether you’re hitting the gym, engaging in sport activities, training for an event, or just staying active at home, Calorimeter serves as an excellent calorie tracker, nutrition tracker, and workout tracker. Track your exercise, log your food, macros, and achieve your fitness goals with ease. Download Calorimeter today and take the first step towards a healthier, more active lifestyle. Manage your calories, nutrition, and stay motivated with Calorimeter health tracker! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FCS Buddy4 screens
Calorimeter4 screens

Verdict

The call

The clearest difference is ads: Calorimeter at none against FCS Buddy's shown. On price, update cadence, 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. FCS Buddy sells 2 in-app purchases, starting at $12.99 per year and Calorimeter sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FCS Buddy ships an update every 3 days, Calorimeter every 6 days. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 9 level
FCS Buddy versus Calorimeter: the parameters behind the verdict, then further details
ParameterFCS BuddyCalorimeter
PriceFreeFree
Rating—4.1 (8 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—8 — better
Update frequencyEvery 3 days — betterEvery 6 days
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone, Apple Watch — better
Requires iOS18.017.0 — better
Further details — not scored
Size18 MB97 MB
Age rating4+4+
DeveloperSentia Australia Pty LtdBogdan Dovgopol

In-app purchases

2 purchases

FCS Buddy

Subscriptions1
  • FCS Buddy Plus7 Days trial$12.991 Year
One-time1
  • FCS Buddy Plus$29.99
3 purchases

Calorimeter

Subscriptions2
  • PRO Monthly$2.991 Month
  • PRO Annually3 Days trial$19.991 Year
One-time1
  • PRO Lifetime$59.99

Questions

Is FCS Buddy free?
FCS Buddy is free to download, with in-app purchases available.
Is Calorimeter free?
Calorimeter is free to download, with in-app purchases available.
Do FCS Buddy or Calorimeter have ads?
FCS Buddy shows ads; Calorimeter does not.
Which is updated more often, FCS Buddy or Calorimeter?
FCS Buddy ships an update every 3 days, and Calorimeter every 6 days. Most recently, FCS Buddy was updated on October 10, 2026 and Calorimeter on October 3, 2026.

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