Comparison

21 Day Container Tracker vs 4Mfit

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

Head to head
About

21 Day Container Tracker

This app helps users track their progress on a 21-day program. It allows for easy logging of containers, water intake, exercises, and body measurements. Visualize your journey with progress graphs and access an approved food list.

Highlights
  • Tap & Track™ container and water logging
  • Automatic container generation
  • Body Part Indicator™ measurements
  • Exercise tracking with custom options
  • Daily notes and body weight tracking
  • Progress graphs
  • Approved food list
Features
Read full description

◆◆◆◆◆ "DON'T start the 21 day program without this app!" - Kristen 21 day users choose this app over all the others and here's why: ◆ Tap & Track™ to track containers & water! ◆ Offers Automatic Container Generation! ◆ Body Part Indicator™ measurements! ◆ Track your exercises and add custom exercises ◆ Add notes for each day of the program if desired ◆ Track body weight and body measurements ◆ See a list of approved foods for the 21 day program ◆ Flexible weight and exercise tracking! ◆ See a graph of your progress throughout the 21 days ◆ Easily edit, fix, and update your information for the app ◆ Created by 21 day users for 21 day users! ◆ Boost results by 200% and get your body beach ready! Join countless thousands of others and download this app to track your 21 day program so you can focus on succeeding and getting MAX RESULTS! ◆◆◆◆◆ - "Just tap a container color! No more tracking on paper! Love it!" - Kendra ◆◆◆◆◆ - "I can't imagine what else I would need in an app! " - Sarah ◆◆◆◆◆ - "Love this product! Definitely worth the buck!" - Foxxy1424612 ◆◆◆◆◆ - "So glad I found this app to guide me on my 21 day program!" - Emmi1212 P.S. Don't forget!! If you like the app, please rate it or write a review! If you have a problem contact us so that we have a chance to help you and fix any issues. Annual Subscription: - You can subscribe for weight/measurement tracking, approved food list, and unlimited access to all features of the app with no ads. - The subscriptions price is $29.99 USD yearly or equal to the same price tier that "Apple's App Store Matrix" determines in other currencies. - You may cancel a subscription or free-trial anytime via the subscription setting through your iTunes account. This must be done 24 hours before the end of the free-trial or subscription period to avoid being charged. - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. No cancellation of the current subscription is allowed during active subscription period. Any unused portion of a free-trial period, will be forfeited when the user purchases a 21 Day Tracker Annual subscription Terms of use: http://cubesol.com/terms.html Privacy policy: http://cubesol.com/privacy.html

About

4Mfit

This app offers personalized 1:1 coaching for weight loss and healthy lifestyle changes. It includes customized meal plans, workout routines, progress tracking, and direct messaging with a coach. Access educational resources and recipes to support your fitness journey.

Highlights
  • 1:1 personalized coaching
  • Customized calorie deficit and nutrition guidance
  • Adjustable meal plans
  • Weekly progress check-ins
  • Private messaging with coach
  • Tailored workout routines and videos
  • In-app workout logger
  • Educational resources and recipes
Features
Read full description

4Mfit 1:1 coaching features include a customized calorie deficit, nutrition guidance, an adjustable meal plan, weekly check ins with your coach that include progress pictures and in depth questions to support your goals. You will have access to private messaging with your coach to discuss your struggles, wins and new goals. You will also be given customized workouts tailored to your goals and have access to workout videos as well as an in app workout logger. The app will also include educational resources and recipes. 4Mfit 1:1 coaching is for you if you want to learn how to learn how to look and feel your best without giving up your favorite foods, you want to learn how to incorporate a healthy lifestyle change into your current routine, you want to improve your relationship with food, you are ready to change your mindset around diet, exercise, and how you view your own body, you are excited to adopt a workout routine that compliments your goals, you understand that good things take time, you are willing to trust the process, put in the work, and take ownership of your life and results. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

Screenshots

21 Day Container Tracker4 screens
4Mfit3 screens

Verdict

The call

The clearest difference is monetization model: 4Mfit at free with in-app purchases against 21 Day Container Tracker's subscription. 4Mfit also leads on rating (5.0 vs 4.7). 21 Day Container Tracker's advantage is ratings volume (510 vs 3). On price, update cadence, ads 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. 21 Day Container Tracker sells 3 in-app purchases, starting at $4.99 per 7 days and 4Mfit sells 1 in-app purchase, starting at $200.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

4Mfit holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 21 Day Container Tracker has 510 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

21 Day Container Tracker ships an update every 3 weeks, 4Mfit monthly. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.

Scorecard3 real differences · 7 level
21 Day Container Tracker versus 4Mfit: the parameters behind the verdict, then further details
Parameter21 Day Container Tracker4Mfit
PriceFreeFree
Rating4.7 (510 ratings)5.0 (3 ratings) — better
Positive reviews74.3% of reviews—
Number of ratings510 — better3
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size45 MB47 MB
Age rating4+17+
DeveloperCube Software Solutions Inc.4MFit LLC

Customer experience

21 Day Container Tracker

All ratings510 ratings
Positive93.7%
Neutral1.8%
Negative4.5%
Written reviews74 reviews
Positive74.3%
Neutral8.1%
Negative17.6%

4Mfit

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

21 Day Container Tracker

Reported bugs

3 issues
  • Data loss when switching between cycles
  • Compatibility issues with older devices
  • Inconsistent container tracking behavior

Requested features

5 requests
  • Ability to manually enter food items
  • Long-term data tracking and analytics
  • Integration with other fitness apps
  • Customizable container settings
  • Meal planning and recipe suggestions

4Mfit

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

21 Day Container Tracker

Subscriptions3
  • 21 Day Tracker Weekly3 Days trial$4.997 Days
  • 21 Day Container Tracker Pro3 Days trial$29.991 Year
  • 21 Day Tracker Annual Pro$29.991 Year
1 purchases

4Mfit

Subscriptions1
  • Monthly Coaching$200.001 Month

Questions

Is 21 Day Container Tracker free?
21 Day Container Tracker is free to download, with in-app purchases available.
Is 4Mfit free?
4Mfit is free to download, with in-app purchases available.
Which has better reviews, 21 Day Container Tracker or 4Mfit?
4Mfit is rated higher. 21 Day Container Tracker averages 4.7 out of 5 from 510 ratings, while 4Mfit averages 5.0 from 3 ratings.
Do 21 Day Container Tracker or 4Mfit have ads?
Neither 21 Day Container Tracker nor 4Mfit shows ads.
Which is updated more often, 21 Day Container Tracker or 4Mfit?
21 Day Container Tracker ships an update every 3 weeks, and 4Mfit monthly. Most recently, 21 Day Container Tracker was updated on September 7, 2026 and 4Mfit on September 15, 2026.

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