Comparison

WeightWatchers Program vs Keto Diet App - Carb Tracker

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

Head to head
About

WeightWatchers Program

This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.

Highlights
  • Personalized diet plans
  • Weight-loss medication support
  • AI body scanner
  • Weight Health Score
  • Points® Program
  • Macro tracking
  • Virtual coaching sessions
Features
Read full description

The #1 Doctor-Recommended Weight Loss Program† Get a science-backed weight loss tracker and diet plan tailored to your body. Whether you want to lose weight, maintain, or manage weight loss medication, Weight Watchers provides the tools for lasting results. NEW: GLP-1 & Clinical Support GLP-1 Success Program: Specialized nutrition, dose tracking, and side-effect management for members on weight-loss medications. Weight Watchers Med+: Access clinical experts and weight-loss medication prescriptions (if eligible). AI-Powered Progress Tracking AI Body Scanner: See 3D progress beyond the scale, including muscle and body fat changes. Weight Health Score: Get a holistic view of how your sleep, activity, and nutrition impact your health. Flexible Weight Loss Tools Customized Modes: Choose your path—Lose, Maintain, go All-In, or take a break from tracking with new Vacation Mode. Menopause Support: Manage symptoms and weight changes with tailored guidance. Points® Program: Our famous calorie counter alternative—track foods easily with ZeroPoint® foods and a barcode scanner. Macro Tracking: Monitor protein, fiber, carbs, and calories in one place. Integration & Coaching App and Device Syncs: Connect Apple Health™, Fitbit®, and more to track activity and sleep automatically. Virtual Experiences: Join live sessions led by expert Weight Loss Coaches. Registered Dietitians: Get 1:1 meal planning and nutrition support.* Food & Recipes Log Meals Instantly: Snap a photo or search our database of 12,000+ recipes and 450+ restaurants. Community: Join an exclusive social network of members for daily motivation. MEMBERSHIP TERMS Privacy Policy: https://www.weightwatchers.com/us/privacy/policy Terms of Service: https://www.weightwatchers.com/us/termsandconditions/membership †Based on a 2023 survey by Cerner Enviza of 500 doctors who recommend weight-loss programs to patients. *For as low as $0 for WeightWatchers members with qualified insurance coverage. Copays, coinsurance & deductibles may apply. Apple, the Apple logo, and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries and regions.

About

Keto Diet App - Carb Tracker

This app acts as your personal keto coach, offering a powerful macro tracker with hundreds of recipes and diet tips. Easily log food using voice recognition or a barcode scanner, and receive a custom weight loss plan to reach your goals faster.

Highlights
  • Automatic macro calculator
  • Carb and calorie counter
  • Personalized weight loss plan
  • Voice recognition food logging
  • Barcode scanner for food entry
  • Nutrition tracker
  • Keto recipe library
Features
Read full description

Keto Diet App - your personal keto coach and powerful macro tracker. Hundreds of keto recipes, diet tips and guidance, all in the palm of your hand! Tracking food has never been so easy - simply type the name, or use the barcode scanner and voice recognition technology! Get your custom weight loss plan today and reach your goals faster! KEY FEATURES: • Automatic macro calculator: just add your parameters! Our fats, carbs and protein tracker will do the work for you! • Carb manager + calorie counter: never exceed your daily limit again • Personalised weight loss plan: lose weight at your own pace • Food journal: track what you eat with our voice recognition technology & barcode scanner: no more manual search! • Nutrition tracker: stay on top of all your vital nutrients to feel great and avoid keto flu • Learn about all types of keto, carb cycling and much more. Our Insights section is filled with articles written by top health experts • Keto recipes for everyone! Choose from our extensive library of recipes or create your own with our recipe keeper • Grocery list: explore a full list of keto foods • Live support from a team of professional keto coaches • Apple Health integration: water tracker, step counter, sleep monitor and weight loss tracker • Weight loss tracker: keep yourself accountable and make progress photos as you advance • Easy to use interface, designed for both beginners and advanced keto dieters VOICE YOUR DIET Tracking food has never been so easy! Instead of searching for the required ingredient or meal manually - just use our voice recognition feature! The rest is on us. CALCULATE YOUR MACROS Keto is all about tracking your macros. Our app offers you a personalized macro calculator! We track your protein, fat, carbs and calories automatically. All you have to do is enter your data, goal, and tell us the foods you ate during the day. Additionally, you can: • keep an eye on your macros + calorie intake, • review your food log, • check your nutrient levels. HEALTH APP INTEGRATION Keto Diet App integrates the following data from the Health app (HealthKit) to provide personalized content, including step counter, water tracker, sleep and weight loss tracker. SUBSCRIPTION INFORMATION Keto Diet App is free to download. The upgrade to Premium gives you access to voice input, free typing input, barcode scanning feature, live support, full recipe and insights library. Should you choose to upgrade to a Premium Membership, payment will be charged to your iTunes account at confirmation of purchase. Your subscription renews automatically unless canceled at least 24 hours prior to the end of the current period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Cancellation of the current active subscription period is not allowed. Auto-renewal may be turned off in your Account Settings in iTunes after purchase. You can also manage your subscriptions in Account Settings after purchase. Note: This app is developed for informational purposes only. You must always consult your physician or doctor before starting any diet program. For more information please visit the link https://support.apple.com/en-us/HT202039 Privacy Policy: http://myketo.care/pp Terms of Use: http://myketo.care/tc CONTACTS Please, contact us should you have any questions, concerns or proposals - we are open to a discussion. We would highly appreciate if you share your app experience with friends and diet buddies! Thank you very much in advance. support@myketo.care

Screenshots

WeightWatchers Program4 screens
Keto Diet App - Carb Tracker4 screens

Verdict

The call

The clearest difference is ads: Keto Diet App - Carb Tracker at none against WeightWatchers Program's shown. WeightWatchers Program's advantage is review sentiment (96% vs 68%) and ratings volume (2.4M vs 82K). On price, rating, update cadence and in-app purchases 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. WeightWatchers Program sells 7 in-app purchases, starting at $19.99 per month and Keto Diet App - Carb Tracker sells 7 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

WeightWatchers Program holds the better App Store score, 4.8 against 4.7. That said, the two scores are not equally well evidenced: WeightWatchers Program has 2.4M ratings behind it against 82K, so its average is the more settled of the two. Written reviews point the same way: 96% of WeightWatchers Program's written reviews are positive against 68% of Keto Diet App - Carb Tracker's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on November 1, 2026.

Scorecard4 real differences · 7 level
WeightWatchers Program versus Keto Diet App - Carb Tracker: the parameters behind the verdict, then further details
ParameterWeightWatchers ProgramKeto Diet App - Carb Tracker
PriceFreeFree
Rating4.8 (2.4M ratings) — better4.7 (82K ratings)
Positive reviews95.5% of reviews — better68.1% of reviews
Number of ratings2.4M — better82K
Update frequencyEvery 2 weeksEvery 2 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#30 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size635 MB165 MB
Age rating17+12+
DeveloperWW International, Inc.FJOR NUTRITION, INC.

Customer experience

WeightWatchers Program

All ratings2,365,460 ratings
Positive98.3%
Neutral1.2%
Negative0.5%
Written reviews16,279 reviews
Positive95.5%
Neutral1.5%
Negative3.0%

Keto Diet App - Carb Tracker

All ratings82,195 ratings
Positive93.0%
Neutral3.6%
Negative3.4%
Written reviews1,256 reviews
Positive68.1%
Neutral6.1%
Negative25.8%

User reviews

WeightWatchers Program

From 2.4M App Store ratings

What we love

  • 🚀 Biggest little helper ever
  • 🚀 Tracking made easy
  • 👍 Keeps me accountable
  • 👍 Motivating
  • 👍 User-friendly

Room to improve

  • 🐛 Bugs and glitches
  • 🐛 Inconsistent food database
  • 🐛 Difficulty finding/adding foods
  • 🐛 Syncing issues with fitness trackers
  • 🐛 Confusing navigation

Keto Diet App - Carb Tracker

From 82K App Store ratings

What we love

  • 🚀 Easy to use
  • 👍 Helpful for tracking macros
  • 🚀 Accurate food logging
  • 💡 Useful insights and information
  • 👍 Great for beginners

Room to improve

  • 🐛 Inconsistent food database
  • 🐛 Inaccurate calorie/carb calculations
  • 💡 Lacks integration with fitness trackers
  • 💡 Limited recipe options and customization
  • 💡 Difficult to add and manage own recipes

Bugs and requests

WeightWatchers Program

Reported bugs

4 issues
  • Incorrect weight tracking
  • Disappearing activity/sleep data
  • Inability to add/edit recipes
  • Unreliable syncing with fitness trackers

Requested features

6 requests
  • Ability to edit/delete tracked foods
  • Improved food search and database
  • Ability to share/sync meals with others
  • Customizable meal planning and tracking
  • Detailed nutrition information (calories, macros)
Show 1 more
  • Sleep and water tracking integration

Keto Diet App - Carb Tracker

Reported bugs

3 issues
  • Barcode scanner not working consistently
  • App crashes or freezes on some devices
  • Subscription issues and difficulty cancelling

Requested features

5 requests
  • Water intake tracking
  • Ability to share/sync data with others
  • More robust food database with international options
  • Improved recipe management and customization
  • Integration with fitness apps and devices

In-app purchases

7 purchases

WeightWatchers Program

Subscriptions7
  • Monthly Plan2 variants$19.991 Month
  • Monthly Plan$21.991 Month
  • Monthly Plan2 variants$23.991 Month
Show 4 more
  • Monthly Plan14 Days trial$23.991 Month
  • Monthly Plan2 variants$24.991 Month
  • Monthly Plan14 Days trial$24.991 Month
  • WW Digital 6-month14 Days trial$108.996 Months
7 purchases

Keto Diet App - Carb Tracker

Subscriptions7
  • Keto Diet App Premium2 variants$9.991 Month
  • Keto Diet App Premium2 variants$14.991 Month
  • Keto Diet App Premium$19.991 Month
Show 4 more
  • Keto Diet App Premium$29.991 Year
  • Keto Diet App Premium2 variants$39.991 Year
  • Keto Diet App Premium$49.991 Year
  • Keto Diet App Premium$69.991 Year

Questions

Is WeightWatchers Program free?
WeightWatchers Program is free to download, with in-app purchases available.
Is Keto Diet App - Carb Tracker free?
Keto Diet App - Carb Tracker is free to download, with in-app purchases available.
Which has better reviews, WeightWatchers Program or Keto Diet App - Carb Tracker?
WeightWatchers Program is rated higher. WeightWatchers Program averages 4.8 out of 5 from 2.4M ratings, while Keto Diet App - Carb Tracker averages 4.7 from 82K ratings.
Do WeightWatchers Program or Keto Diet App - Carb Tracker have ads?
WeightWatchers Program shows ads; Keto Diet App - Carb Tracker does not.
Which is updated more often, WeightWatchers Program or Keto Diet App - Carb Tracker?
WeightWatchers Program ships an update every 2 weeks, and Keto Diet App - Carb Tracker every 2 weeks. Most recently, WeightWatchers Program was updated on November 1, 2026 and Keto Diet App - Carb Tracker on November 1, 2026.

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