Comparison

Fasting Tracker vs CaloSync AI

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

Head to head
About

Fasting Tracker

This app helps you track intermittent fasting with a simple, ad-free timer. It offers core features for free, with optional Pro upgrades for advanced tracking, widgets, and Apple Watch integration. Your data is kept private with no account required.

Highlights
  • Intermittent fasting timer
  • Water tracking with reminders
  • Weight tracking
  • No account required
  • Ad-free experience
  • Advanced protocols (Pro)
  • Home screen widgets (Pro)
Features
Read full description

Start your intermittent fasting journey with Easy Fast — the simple, ad-free fasting app and habit tracker designed for weight loss and lasting results. Trusted by 2.4M+ fasters and rated 4.9 stars on the App Store. Hi, I'm Sam. I'm a solo developer and a long-time faster. I created a fasting tracker that is simple, powerful, and private. No invasive ads, no required accounts, and no data mining. Just a tool to help you reach your weight loss and health goals. CORE FEATURES (Free forever) Easy Fast is one of the most generous free fasting apps on the store: • Fasting Timer: Track popular daily fasts like 16:8 and 18:6. • Flexi Plan: Open-ended fasting with no time cap. You decide when to stop. • Fasting Stages: Track your body status from Ketosis to Autophagy. • Water Tracker: Log your hydration with smart reminders. • Weight Tracking: Monitor your weight loss progress over time. • Edit History: Forgot to hit stop? Easily adjust start and end times. • Zero Ads & No Accounts: Just download and focus on your health, not closing pop-ups. GO PRO (Unlock advanced tools & support a solo dev) • Advanced Plans: Unlock OMAD (One Meal A Day), 20:4, week-by-week programs, and extended fasts — matched to your weight loss goal. • Expert Stage Insights: Practical answers at every stage — how long hunger waves last, which drinks break a fast, and whether one bite ruins it. • Widgets, Live Activities & Apple Watch: Track your fast on the Home Screen, Lock Screen, Dynamic Island, and right from your wrist. • Complete Tracking: Log body measurements, electrolytes, ketones, and glucose. • Cloud Sync & Backup: Keep your fasting history secure across all your devices. WHY CHOOSE EASY FAST? • Battery-Friendly: A true black Dark Mode that saves battery. • Privacy-First: Your data is never sold. Cloud Sync is entirely optional. • Community Trusted: Join millions of fasters using the most respectful app on the store. Whether you are a beginner starting 16:8 to lose weight or a veteran looking for a clean, ad-free timer, Easy Fast is the tool for you. Download the ultimate intermittent fasting tracker today. Easy Fast is an intermittent fasting tool and should not replace professional medical advice. Terms of Use: https://easyfastapp.com/terms Privacy Policy: https://easyfastapp.com/privacy

About

CaloSync AI

Features
Read full description

Take control of your health with a smarter way to track calories. This powerful calorie counter helps you log meals, monitor nutrition, and reach your fitness goals faster. Whether you want to lose weight, gain muscle, or maintain a healthy lifestyle, everything you need is in one place. Smart & Easy Food Tracking: Logging your meals has never been easier. Quickly track calories and nutrients to stay within your daily goals and build better eating habits Key Features: -AI Food Scanner – Snap a photo to instantly log your meals -Faster & Smoother – Track Steps & Workouts -Voice Food Logging – Simply speak to add foods to your diary -Easy Meal Tracking – Log breakfast, lunch, dinner, and snacks quickly -Improved Weight Tracking – Reach Your Ideal Weight -Calorie Counter – Track daily calorie intake with precision -Personalized Goals – Set calorie targets based on your fitness goals -Water Tracker – Monitor your daily hydration -Explore Recipes – Easy Keto & High-Protein options -Progress Insights – Track daily, weekly, and monthly progress If you have any ideas or questions, please email us at support@calosyncai.com NOTE: We do not offer medical advice. Any and all recommendations should be viewed as suggestions, please consult with a professional and do your own research before trying a new calorie and nutrient plan. Subscription Information Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours prior to the end of the current period at the price of the selected plan. Subscriptions can be managed and auto-renewal can be turned off by going to your Account Settings after purchase. If a free trial is offered, any unused portion of the trial period will be forfeited when you purchase a subscription, where applicable. Terms & Conditions: https://calosyncai.com/terms-of-service Privacy Policy: https://calosyncai.com/privacy-policy

Screenshots

Fasting Tracker4 screens
CaloSync AI4 screens

Verdict

The call

The clearest difference is update cadence: Fasting Tracker at every 3 days against CaloSync AI's monthly. On price, ads, 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. Fasting Tracker sells 17 in-app purchases, starting at $0.99 per month and CaloSync AI sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Fasting Tracker ships an update every 3 days, CaloSync AI monthly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
Fasting Tracker versus CaloSync AI: the parameters behind the verdict, then further details
ParameterFasting TrackerCaloSync AI
PriceFreeFree
Rating5.0 (9.1K ratings) — better—
Positive reviews93.5% of reviews—
Number of ratings9.1K — better—
Update frequencyEvery 3 days — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS1515.0
Further details — not scored
Size75 MB74 MB
Age rating4+4+
DeveloperSamtark Pty LtdElite autolocks Repairing Llc

Bugs and requests

Fasting Tracker

Reported bugs

2 issues
  • Inability to save measurements
  • Inconsistent widget updates

Requested features

4 requests
  • Integration with Apple Health
  • Community/social features
  • Ability to plan/schedule future fasts
  • Ketosis/fat-burning tracking

CaloSync AI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

17 purchases

Fasting Tracker

Subscriptions10
  • Seedling Sponsor$0.991 Month
  • Seedling Sponsor$1.991 Month
  • Seedling Sponsor$2.991 Month
Show 7 more
  • Seedling Sponsor$3.991 Month
  • Flourish Sponsor$4.991 Month
  • Easy Fast Pro$9.991 Month
  • Monthly Tip$9.991 Month
  • Monthly Tip$14.991 Month
  • Monthly Tip$19.991 Month
  • Easy Fast Pro7 Days trial$49.991 Year
One-time7
  • Tip$1.99
  • Tip$2.99
  • Tip$3.99
Show 4 more
  • Tip$4.99
  • Tip$9.99
  • Tip$19.99
  • Tip$29.99
4 purchases

CaloSync AI

Subscriptions3
  • Premium Monthly3 Days trial$9.991 Month
  • One-Time Deal: Up to 50% Off$9.991 Year
  • Premium Yearly3 Days trial$19.991 Year
One-time1
  • Premium – One-Time Purchase$22.99

Questions

Is Fasting Tracker free?
Fasting Tracker is free to download, with in-app purchases available.
Is CaloSync AI free?
CaloSync AI is free to download, with in-app purchases available.
Do Fasting Tracker or CaloSync AI have ads?
Neither Fasting Tracker nor CaloSync AI shows ads.
Which is updated more often, Fasting Tracker or CaloSync AI?
Fasting Tracker ships an update every 3 days, and CaloSync AI monthly. Most recently, Fasting Tracker was updated on October 27, 2026 and CaloSync AI on October 24, 2026.

Other comparisons