Comparison

21 Day Container Workout Fix vs 75 Soft Challenge

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 Workout Fix

Easily track your 21-day workout progress with this intuitive fitness app. It replaces paper calendars, offers a calorie calculator, BMI tracking, and photo logging to monitor your transformation. Stay motivated with reminders and custom graphs.

Highlights
  • Ad-free tracking
  • Calorie calculator
  • BMI calculator
  • Workout streaks tracker
  • Custom progress graphs
  • Nutrition notes
  • Progress photo logging
Features
Read full description

21 Day Container Workout Fix is the best and easiest to use fitness app for tracking your 21 Day workout. This app is only for 21 Day Container Workout Fix Users for tracking their workout progress. I personally really enjoy the Workout series. Hence I wanted to make the best possible app to track my progress using it. This app is also designed to replace the standard paper calendar that comes with the Insanity workout, allowing you to easily track your progress. FEATURES: ▸ Simple, easy, intuitive & also Ad-free! ▸ Free Download: You can use the app for as long as you like to see if it matches your requirements. ▸ Calorie Calculator: Exclusive for this Workout giving you the ability to find approximate Calories burnt for each workout without any device! ▸ BMI Calculator: Tells your BMI and Body Type ▸ Streaks Tracker: Shows you your workout Streaks elegantly on the calendar ▸ Workout Reminder: Enables you to set daily reminders for your workout ▸ Custom Graphs: See your progress with many custom Graphs to suit your needs ▸ Nutrition Notes: Add notes for each workout to keep a track of your nutrition ▸ Photos: Periodically add your Workout Photos on each Rest day to measure the transformation! ▸ Progress Tracker: Log BMI, Weight, Heart Rate, Intensity, Workout Date & Time and many other variables ▸ Weight Support: US(lbs) and Metric(kg) weight support ▸ Workout Feed: Browse through your previous, current, future Workout Routines ▸ Special feature to instantly - view all Missed, Completed and Remaining Workouts. ▸ FitTest: Record All the Body Measurements on all the days required ▸ Body Measurements: Log body measurements on Rest days and check all results together ▸ Photo & Notes Feed: See all your Workout Pictures & Notes in a Feed. For extended features 21 Day Container Workout Fix Premium membership. Two different Premium Subscriptions (1, 12 months): 1 month cost $1.99 - Unlocks All features for a month 12 months cost $14.99 - Unlocks All features for a year Premium Subscription: The purchase will be charged to your iTunes account. The subscription will be auto-renewed 24 hours prior to it running out unless auto-renew is turned off from the User Settings in iTunes after purchasing. You can cancel the auto-renewing subscription from there at anytime. Terms and Privacy Policy: https://mehulblacksabbath.wixsite.com/website Our apps are continually growing, I will be adding new features with each update, if there is anything you would like to see in the next update, then please send a feature request or feedback from the app and I will be sure to include it!

About

75 Soft Challenge

This app helps users track and participate in a popular soft fitness challenge. It aims to keep you motivated and help you reach your fitness goals with an engaging experience.

Highlights
  • Track soft fitness challenges
  • Stay motivated
  • Achieve fitness targets
  • Engaging experience
  • Progress tracking
Features
Read full description

75 Soft is your ultimate companion for tracking and participating in soft fitness challenges. It's a well proved mobile app designed to help you track the most known fitness challenge worldwide, stay motivated, and achieve your fitness targets while enjoying a fun and engaging experience. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://playhawker.github.io/privacy/

Screenshots

21 Day Container Workout Fix4 screens
75 Soft Challenge4 screens

Verdict

The call

The clearest difference is review sentiment: 21 Day Container Workout Fix at 67% against 75 Soft Challenge's 0%. 21 Day Container Workout Fix also leads on rating (4.1 vs 1.0) and update cadence (every 5 days vs every 2 months). On price, ads, in-app purchases and monetization model 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 Workout Fix sells 2 in-app purchases, starting at $2.99 per month and 75 Soft Challenge sells 3 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

21 Day Container Workout Fix holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: 21 Day Container Workout Fix has 43 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of 21 Day Container Workout Fix's written reviews are positive against 0% of 75 Soft Challenge's.

UpkeepUpdate frequency

21 Day Container Workout Fix ships an update every 5 days, 75 Soft Challenge every 2 months. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 5 level
21 Day Container Workout Fix versus 75 Soft Challenge: the parameters behind the verdict, then further details
Parameter21 Day Container Workout Fix75 Soft Challenge
PriceFreeFree
Rating4.1 (43 ratings) — better1.0 (1 ratings)
Positive reviews66.7% of reviews — better0.0% of reviews
Number of ratings43 — better1
Update frequencyEvery 5 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better14.0
Further details — not scored
Size49 MB204 MB
Age rating4+4+
DeveloperMehul SrivastavaIlya Koryakin

Customer experience

21 Day Container Workout Fix

All ratings43 ratings
Positive79.1%
Neutral4.7%
Negative16.3%
Written reviews9 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

75 Soft Challenge

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews10 reviews
Positive0.0%
Neutral20.0%
Negative80.0%

In-app purchases

2 purchases

21 Day Container Workout Fix

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Yearly Subscription$12.991 Year
3 purchases

75 Soft Challenge

Subscriptions2
  • 75 Soft Premium$4.991 Month
  • 75 Soft Premium$9.991 Year
One-time1
  • Soft Premium$4.99

Questions

Is 21 Day Container Workout Fix free?
21 Day Container Workout Fix is free to download, with in-app purchases available.
Is 75 Soft Challenge free?
75 Soft Challenge is free to download, with in-app purchases available.
Which has better reviews, 21 Day Container Workout Fix or 75 Soft Challenge?
21 Day Container Workout Fix is rated higher. 21 Day Container Workout Fix averages 4.1 out of 5 from 43 ratings, while 75 Soft Challenge averages 1.0 from 1 ratings.
Do 21 Day Container Workout Fix or 75 Soft Challenge have ads?
Neither 21 Day Container Workout Fix nor 75 Soft Challenge shows ads.
Which is updated more often, 21 Day Container Workout Fix or 75 Soft Challenge?
21 Day Container Workout Fix ships an update every 5 days, and 75 Soft Challenge every 2 months. Most recently, 21 Day Container Workout Fix was updated on October 11, 2026 and 75 Soft Challenge on October 16, 2026.

Other comparisons