# 21 Day Container Tracker vs The Ageless Protocol

The clearest difference is in-app purchases: The Ageless Protocol at none against 21 Day Container Tracker's 3. The Ageless Protocol also leads on review sentiment (92% vs 74%). 21 Day Container Tracker's advantage is ratings volume (510 vs 74). On price, rating, update cadence and ads 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. The Ageless Protocol asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for 21 Day Container Tracker against 4.6 for The Ageless Protocol. That said, the two scores are not equally well evidenced: 21 Day Container Tracker has 510 ratings behind it against 74, so its average is the more settled of the two. Written reviews are what separate them: 74% of 21 Day Container Tracker's written reviews are positive against 92% of The Ageless Protocol's.

21 Day Container Tracker ships an update every 3 weeks, The Ageless Protocol fortnightly. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 21 Day Container Tracker | The Ageless Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (510 ratings)](https://appshunter.io/ios/app/21-day-container-tracker/id994287813/reviews)** | [4.6 (74 ratings)](https://appshunter.io/ios/app/the-ageless-protocol/id6749781271/reviews) |
| Number of ratings | **510** | 74 |
| Positive reviews | 74.3% of reviews | **91.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Subscription | **Free** |
| Size | 45 MB | 50 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cube Software Solutions Inc.](https://appshunter.io/developer/994287812) | [ELISE molinelli](https://appshunter.io/developer/1832059366) |

## 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


### The Ageless Protocol

[App page](https://appshunter.io/ios/app/the-ageless-protocol/id6749781271)

Access science-backed fitness routines, personalized nutrition plans, and lifestyle adjustments designed to boost metabolism and hormone balance. This program helps users feel and look younger through actionable, proven systems.

**Highlights:** Science-backed workouts, Nutrition plans, Lifestyle upgrades, Metabolism ignition, Hormone regulation, Age-defying results

**In-app purchases:** none


## Frequently asked questions

### Is 21 Day Container Tracker free?

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

### Is The Ageless Protocol free?

The Ageless Protocol is free to download, with no in-app purchases.

### Which has better reviews, 21 Day Container Tracker or The Ageless Protocol?

21 Day Container Tracker is rated higher. 21 Day Container Tracker averages 4.7 out of 5 from 510 ratings, while The Ageless Protocol averages 4.6 from 74 ratings.

### Do 21 Day Container Tracker or The Ageless Protocol have ads?

Neither 21 Day Container Tracker nor The Ageless Protocol shows ads.

### Which is updated more often, 21 Day Container Tracker or The Ageless Protocol?

21 Day Container Tracker ships an update every 3 weeks, and The Ageless Protocol fortnightly. Most recently, 21 Day Container Tracker was updated on October 2, 2026 and The Ageless Protocol on October 1, 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.*