# 21 Day Container Tracker vs 90 Days X Program Tracker

The clearest difference is monetization model: 90 Days X Program Tracker at freemium against 21 Day Container Tracker's subscription. 90 Days X Program Tracker also leads on iOS requirement (9.0 vs 15.0). 21 Day Container Tracker's advantage is rating (4.7 vs 4.3) and review sentiment (74% vs 64%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 21 Day Container Tracker sells 3 in-app purchases, starting at $4.99 per 7 days and 90 Days X Program Tracker sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

21 Day Container Tracker holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 510 and 139 respectively. Written reviews point the same way: 74% of 21 Day Container Tracker's written reviews are positive against 64% of 90 Days X Program Tracker's.

21 Day Container Tracker ships an update every 3 weeks, 90 Days X Program Tracker every 5 weeks. The most recent releases landed on October 2, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 21 Day Container Tracker | 90 Days X Program Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (510 ratings)](https://appshunter.io/ios/app/21-day-container-tracker/id994287813/reviews)** | [4.3 (139 ratings)](https://appshunter.io/ios/app/90-days-x-program-tracker/id1154369502/reviews) |
| Number of ratings | **510** | 139 |
| Positive reviews | **74.3% of reviews** | 64.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Subscription | **Freemium** |
| Size | 45 MB | 57 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cube Software Solutions Inc.](https://appshunter.io/developer/994287812) | [Mehul Srivastava](https://appshunter.io/developer/1008621157) |

## What reviewers say

### 21 Day Container Tracker

[App page](https://appshunter.io/ios/app/21-day-container-tracker/id994287813)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 21 Day Tracker Weekly | $4.99 | per 7 days |
| 21 Day Container Tracker Pro | $29.99 | per year |
| 21 Day Tracker Annual Pro | $29.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 📊 Helpful for tracking progress
- 🔍 Comprehensive food lists
- 🗓️ Convenient for daily tracking
- 💪 Supports various fitness programs

**What reviewers complain about**

- 💰 Paid subscription required
- 🔁 Resets data after each cycle
- 🚫 Limited customization options
- 📋 Lacks detailed food logging
- 🔔 Needs more notifications/reminders

**Reported bugs**

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

**Requested features**

- 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


### 90 Days X Program Tracker

[App page](https://appshunter.io/ios/app/90-days-x-program-tracker/id1154369502)

Track your 60-minute workouts with this intuitive fitness app. Log progress, calculate calories and BMI, and visualize your transformation with photos and custom graphs. Stay motivated with streaks and reminders.

**Highlights:** Workout progress tracking, Calorie and BMI calculator, Streaks and workout reminders, Customizable progress graphs, Nutrition notes and workout photos, Body measurement logging

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Unlock App Lite | $1.99 | one-time |
| Unlock App Pro | $2.99 | one-time |


## Frequently asked questions

### Is 21 Day Container Tracker free?

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

### Is 90 Days X Program Tracker free?

90 Days X Program Tracker is free to download, with in-app purchases available.

### Which has better reviews, 21 Day Container Tracker or 90 Days X Program Tracker?

21 Day Container Tracker is rated higher. 21 Day Container Tracker averages 4.7 out of 5 from 510 ratings, while 90 Days X Program Tracker averages 4.3 from 139 ratings.

### Do 21 Day Container Tracker or 90 Days X Program Tracker have ads?

Neither 21 Day Container Tracker nor 90 Days X Program Tracker shows ads.

### Which is updated more often, 21 Day Container Tracker or 90 Days X Program Tracker?

21 Day Container Tracker ships an update every 3 weeks, and 90 Days X Program Tracker every 5 weeks. Most recently, 21 Day Container Tracker was updated on October 2, 2026 and 90 Days X Program Tracker on September 30, 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.*