Comparison

Fasting Tracker vs CalGPT

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

CalGPT

This AI-powered app simplifies calorie tracking by estimating nutritional information from photos or text descriptions. It offers personalized weight loss advice, weekly calorie balancing, and manual adjustments for ultimate control over your diet.

Highlights
  • AI calorie estimation from photos
  • Calorie calculation from text descriptions
  • Weekly calorie balance tracking
  • Personalized weight loss advice
  • Manual food and exercise adjustments
  • Extensive workout database
Features
Read full description

CalGPT: The Game-Changer for Weight Loss Are you tired of complicated calorie-tracking apps that make your weight loss journey even harder? CalGPT is here to simplify everything. Our AI agent accurately estimates calories from a single photo or a quick description—no more tedious manual logging! Effortless Calorie Tracking - Snap a photo of your meal, and CalGPT’s custom-trained AI instantly calculates calories, protein, fat, and carbs. It even recognizes multiple foods in one image. - Forgot to log your meal? Just type what you ate, and CalGPT will compute the calories from your description. No photo? No problem! Weekly Balance & Personalized Advice - Redistribute extra calories across the week while maintaining an overall balance. - Track your weight daily, and CalGPT will tailor weight loss advice to your unique profile, without requiring endless personal details. Manual Adjustments for Ultimate Control - Easily edit food portions and exercise durations if our AI estimates differ from reality. - Use our extensive workout database to add or adjust exercise calories based on your weight and age. Upcoming Features - Enhanced Exercise Functionality: Smart exercise timing and automatic calorie burn estimates for running, cycling, and walking. - Ingredient-Based Recipe Recommendations: CalGPT will recognize ingredients you already have and suggest healthy, low-calorie recipes tailored to your pantry. Why CalGPT? - AI-Powered: Instant, accurate calorie estimates. - Flexible: Photo or text input, plus weekly balance tracking. - Personalized: Real-time feedback on your food choices. - Future-Proof: Exciting updates like smart exercise timing and recipe suggestions are on the way! Join me on this journey toward a healthier, happier you. Download CalGPT now and take control of your weight loss today! By using this app, you agree to Apple's Standard License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Fasting Tracker4 screens
CalGPT3 screens

Verdict

The call

The clearest difference is ratings volume: Fasting Tracker at 9.1K against CalGPT's 2. Fasting Tracker also leads on update cadence (every 3 days vs every 9 days) and device support (4 vs 2). On price, rating, review sentiment and ads 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 CalGPT sells 5 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Fasting Tracker against 5.0 for CalGPT. That said, the two scores are not equally well evidenced: Fasting Tracker has 9.1K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 93% of Fasting Tracker's written reviews are positive against 100% of CalGPT's.

UpkeepUpdate frequency

Fasting Tracker ships an update every 3 days, CalGPT every 9 days. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 7 level
Fasting Tracker versus CalGPT: the parameters behind the verdict, then further details
ParameterFasting TrackerCalGPT
PriceFreeFree
Rating5.0 (9.1K ratings)5.0 (2 ratings) — better
Positive reviews93.4% of reviews100.0% of reviews — better
Number of ratings9.1K — better2
Update frequencyEvery 3 days — betterEvery 9 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15 — better15.1
Further details — not scored
Size74 MB34 MB
Age rating4+4+
DeveloperSamtark Pty LtdYong Li

Customer experience

Fasting Tracker

All ratings8,975 ratings
Positive99.2%
Neutral0.2%
Negative0.5%
Written reviews640 reviews
Positive93.4%
Neutral1.4%
Negative5.2%

CalGPT

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

CalGPT

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
5 purchases

CalGPT

Subscriptions4
  • Premium Monthly$4.991 Month
  • Super Angel Semi-Annual$7.996 Months
  • Angel Annual Subscription$12.991 Year
Show 1 more
  • Premium Yearly$19.991 Year
One-time1
  • Lifetime Membership – CalGPT$19.99

Questions

Is Fasting Tracker free?
Fasting Tracker is free to download, with in-app purchases available.
Is CalGPT free?
CalGPT is free to download, with in-app purchases available.
Which has better reviews, Fasting Tracker or CalGPT?
CalGPT is rated higher. Fasting Tracker averages 5.0 out of 5 from 9.1K ratings, while CalGPT averages 5.0 from 2 ratings.
Do Fasting Tracker or CalGPT have ads?
Neither Fasting Tracker nor CalGPT shows ads.
Which is updated more often, Fasting Tracker or CalGPT?
Fasting Tracker ships an update every 3 days, and CalGPT every 9 days. Most recently, Fasting Tracker was updated on October 21, 2026 and CalGPT on October 10, 2026.

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