# The Y Principle vs Internalize

The clearest difference is update cadence: Internalize at weekly against The Y Principle's every 3 weeks. The Y Principle's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. The Y Principle sells 5 in-app purchases, starting at $5.99 per month and Internalize sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

The Y Principle ships an update every 3 weeks, Internalize weekly. The most recent releases landed on June 13, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | The Y Principle | Internalize |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/internalize/id6446457429/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 44 MB | 16 MB |
| Requires iOS | 14 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [taskfabric ltd](https://appshunter.io/developer/719533762) | [Blit Labs](https://appshunter.io/developer/1677992668) |

## What reviewers say

### The Y Principle

[App page](https://appshunter.io/ios/app/the-y-principle/id1632870479)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Quarterly | $15.99 | per 3 months |
| Pro Yearly | $49.99 | per year |
| "Ask AI" Token Base Pack | $2.99 | one-time |
| "Ask AI" Token Big Pack | $7.99 | one-time |


### Internalize

[App page](https://appshunter.io/ios/app/internalize/id6446457429)

Break down aspirations into manageable activities and milestones to achieve your goals. Track progress with visual indicators and a time guide, fostering habit building and skill improvement without a rigid schedule.

**Highlights:** Track goals by activities or milestones, Set target completion dates, Monitor progress with progress bar, Utilize a time guide, Quick activity tracking, Color and icon customization

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Goals | $6.99 | one-time |


## Frequently asked questions

### Is The Y Principle free?

The Y Principle is free to download, with in-app purchases available.

### Is Internalize free?

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

### Do The Y Principle or Internalize have ads?

Neither The Y Principle nor Internalize shows ads.

### Which is updated more often, The Y Principle or Internalize?

The Y Principle ships an update every 3 weeks, and Internalize weekly. Most recently, The Y Principle was updated on June 13, 2026 and Internalize on September 14, 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.*