# Various principle vs uCan

The clearest difference is update cadence: Various principle at every 11 days against uCan's every 5 weeks. uCan's advantage is iOS requirement (11.0 vs 13.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Various principle sells 1 one-off in-app purchase and uCan sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Various principle ships an update every 11 days, uCan every 5 weeks. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Various principle | uCan |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 201 MB | 74 MB |
| Requires iOS | 13.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [Oeni](https://appshunter.io/developer/1631737028) |

## What reviewers say

### Various principle

[App page](https://appshunter.io/ios/app/various-principle/id1599471639)

Explore life-guiding principles across various categories like work, family, and technology. Customize your learning with notes and create your own principles, plus enjoy a mini-game for relaxation. Enhance personal development and gain inspiration.

**Highlights:** Explore principles across 8 categories, Create custom principles, Take notes on principles, Includes a mini-game, Personal development focus

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| upgrade | $0.99 | one-time |


### uCan

[App page](https://appshunter.io/ios/app/ucan/id1631737026)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is Various principle free?

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

### Is uCan free?

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

### Do Various principle or uCan have ads?

Neither Various principle nor uCan shows ads.

### Which is updated more often, Various principle or uCan?

Various principle ships an update every 11 days, and uCan every 5 weeks. Most recently, Various principle was updated on October 23, 2026 and uCan on October 27, 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.*