# Affirmation Widget vs 21 Days Challenge

The clearest difference is in-app purchases: 21 Days Challenge at none against Affirmation Widget's 2. 21 Days Challenge also leads on ads (none vs shown) and update cadence (every 10 days vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Affirmation Widget sells 2 in-app purchases, starting at $6.99 per month. 21 Days Challenge asks for nothing beyond the download.

Affirmation Widget ships an update every 6 months, 21 Days Challenge every 10 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Affirmation Widget | 21 Days Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 10 days** |
| Size | 54 MB | 46 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Zentropi LLC](https://appshunter.io/developer/1676785438) | [Tung Bui Thanh](https://appshunter.io/developer/1504830403) |

## What reviewers say

### Affirmation Widget

[App page](https://appshunter.io/ios/app/affirmation-widget-quotivate/id6446507743)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $24.99 | per year |


### 21 Days Challenge

[App page](https://appshunter.io/ios/app/21-days-challenge/id6753333556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Affirmation Widget free?

Affirmation Widget is free to download, with in-app purchases available.

### Is 21 Days Challenge free?

21 Days Challenge is free to download, with no in-app purchases.

### Do Affirmation Widget or 21 Days Challenge have ads?

Affirmation Widget shows ads; 21 Days Challenge does not.

### Which is updated more often, Affirmation Widget or 21 Days Challenge?

Affirmation Widget ships an update every 6 months, and 21 Days Challenge every 10 days. Most recently, Affirmation Widget was updated on November 3, 2026 and 21 Days Challenge on November 5, 2026.

---

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