# The 21 Days Challenge vs age++

The clearest difference is in-app purchases: age++ at none against The 21 Days Challenge's 2. age++ also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. The 21 Days Challenge sells 2 in-app purchases, starting at $2.99 per month. age++ asks for nothing beyond the download.

## The numbers

| Metric | The 21 Days Challenge | age++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (575 ratings)](https://appshunter.io/ios/app/the-21-days-challenge/id1485458184/reviews)** | — |
| Number of ratings | **575** | — |
| Positive reviews | 92.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 128 MB | 29 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kati Pereira](https://appshunter.io/developer/1697931524) | [appricot](https://appshunter.io/developer/525709496) |

## What reviewers say

### The 21 Days Challenge

[App page](https://appshunter.io/ios/app/the-21-days-challenge/id1485458184)

Build life-changing habits with guided 21-day challenges. Track progress, journal your thoughts, and customize your avatar with earned points. Improve your mental well-being and create a happier lifestyle.

**Highlights:** Guided 21-day habit challenges, Daily journaling and mood tracking, Avatar customization with earned points, Community feed for gratitude sharing, Positive affirmations and wallpapers, Daily task completion tracking, Customizable daily reminders

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads month | $2.99 | per month |
| Remove Ads Year | $24.99 | per year |

**What reviewers like**

- 🚀 Simple and motivating
- 👍 Clean design and clear progress tracking
- 🤗 Genuinely helpful and enjoyable to use
- 💫 Positive impact on mental health and habits
- 🌟 Inspirational and encouraging messages

**What reviewers complain about**

- 🔍 Lack of search option in community challenges
- 🔀 Challenges disappear after creation, no way to find them
- 🤖 Too many ads interrupting the experience
- 🎨 App could use more customization options

**Reported bugs**

- Sharing created challenges does not work as expected
- Challenges sometimes disappear from the app

**Requested features**

- Add a search function for community challenges
- Allow users to save and revisit their own created challenges
- Provide more customization options for the app and user profile
- Introduce a widget for easier access to daily tasks


### age++

[App page](https://appshunter.io/ios/app/age-plus-plus/id6770998101)

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

**In-app purchases:** none


## Frequently asked questions

### Is The 21 Days Challenge free?

The 21 Days Challenge is free to download, with in-app purchases available.

### Is age++ free?

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

### Do The 21 Days Challenge or age++ have ads?

The 21 Days Challenge shows ads; age++ does not.

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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.*