# 21 Day Container Workout Fix vs 4Mfit +

The clearest difference is rating: 4Mfit + at 5.0 against 21 Day Container Workout Fix's 4.1. 4Mfit + also leads on in-app purchases (none vs 2). 21 Day Container Workout Fix's advantage is update cadence (every 5 days vs every 3 weeks) and ratings volume (45 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 21 Day Container Workout Fix sells 2 in-app purchases, starting at $2.99 per month. 4Mfit + asks for nothing beyond the download.

4Mfit + holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: 21 Day Container Workout Fix has 45 ratings behind it against 3, so its average is the more settled of the two.

21 Day Container Workout Fix ships an update every 5 days, 4Mfit + every 3 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 21 Day Container Workout Fix | 4Mfit + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (45 ratings)](https://appshunter.io/ios/app/21-day-container-workout-fix/id1507655549/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/4mfit-plus/id6673913795/reviews)** |
| Number of ratings | **45** | 3 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 49 MB | 427 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mehul Srivastava](https://appshunter.io/developer/1008621157) | [4MFit LLC](https://appshunter.io/developer/1703836256) |

## What reviewers say

### 21 Day Container Workout Fix

[App page](https://appshunter.io/ios/app/21-day-container-workout-fix/id1507655549)

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:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $12.99 | per year |


### 4Mfit +

[App page](https://appshunter.io/ios/app/4mfit-plus/id6673913795)

This app helps women achieve fitness goals through a holistic approach combining mindset, nutrition, habits, and strength training. It offers on-demand courses, workout programs, meal plans, and personalized coaching to support lasting lifestyle changes.

**Highlights:** On-demand e-courses and workouts, Cookbook and meal plan access, Studio programs for home workouts, Group weight loss challenges, 1:1 personalized coaching, Body metrics tracking, Workout logging

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 21 Day Container Workout Fix free?

21 Day Container Workout Fix is free to download, with in-app purchases available.

### Is 4Mfit + free?

4Mfit + is free to download, with no in-app purchases.

### Which has better reviews, 21 Day Container Workout Fix or 4Mfit +?

4Mfit + is rated higher. 21 Day Container Workout Fix averages 4.1 out of 5 from 45 ratings, while 4Mfit + averages 5.0 from 3 ratings.

### Do 21 Day Container Workout Fix or 4Mfit + have ads?

Neither 21 Day Container Workout Fix nor 4Mfit + shows ads.

### Which is updated more often, 21 Day Container Workout Fix or 4Mfit +?

21 Day Container Workout Fix ships an update every 5 days, and 4Mfit + every 3 weeks. Most recently, 21 Day Container Workout Fix was updated on October 24, 2026 and 4Mfit + on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*