# 21DaysOfChange vs ReachYourGoalx

The clearest difference is in-app purchases: ReachYourGoalx at none against 21DaysOfChange's 4. 21DaysOfChange's advantage is ads (none vs shown) and iOS requirement (16.4 vs 18.5). On price, update cadence and device support there is nothing between them.

Both are free to download. 21DaysOfChange sells 4 in-app purchases, starting at $4.99 per month. ReachYourGoalx asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 9 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | 21DaysOfChange | ReachYourGoalx |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | Every 9 months |
| Size | 59 MB | 7 MB |
| Requires iOS | **16.4** | 18.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Hong Son Vu](https://appshunter.io/developer/1767993431) | [efthimis tsantes](https://appshunter.io/developer/1694570920) |

## What reviewers say

### 21DaysOfChange

[App page](https://appshunter.io/ios/app/21daysofchange/id6677019535)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 21DaysOfChange Monthly Premium | $4.99 | per month |
| 21DaysOfChange Monthly Business | $12.99 | per month |
| 21DaysOfChange Yearly Premium | $34.99 | per year |
| 21DaysOfChange Yearly Business | $89.99 | per year |


### ReachYourGoalx

[App page](https://appshunter.io/ios/app/reachyourgoalx/id6748280819)

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

**In-app purchases:** none


## Frequently asked questions

### Is 21DaysOfChange free?

21DaysOfChange is free to download, with in-app purchases available.

### Is ReachYourGoalx free?

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

### Do 21DaysOfChange or ReachYourGoalx have ads?

ReachYourGoalx shows ads; 21DaysOfChange does not.

### Which is updated more often, 21DaysOfChange or ReachYourGoalx?

21DaysOfChange ships an update every 9 months, and ReachYourGoalx every 9 months. Most recently, 21DaysOfChange was updated on October 30, 2026 and ReachYourGoalx on October 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.*