# Curio vs Knowledge Snack

The clearest difference is monetization model: Knowledge Snack at freemium against Curio's subscription. Knowledge Snack also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (15.1 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Curio sells 2 in-app purchases, starting at $3.99 per month and Knowledge Snack sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Curio against 5.0 for Knowledge Snack. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Curio ships an update every 2 months, Knowledge Snack every 9 days. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Curio | Knowledge Snack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/curio-unrot-your-brain/id6757250584/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/knowledge-snack/id6761691421/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Subscription | **Freemium** |
| Size | 29 MB | 54 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [Colby Crowne](https://appshunter.io/developer/1649837413) | [Giftphoria](https://appshunter.io/developer/1873456095) |

## What reviewers say

### Curio

[App page](https://appshunter.io/ios/app/curio-unrot-your-brain/id6757250584)

Discover new information with a swipeable feed of bite-sized Wikipedia articles. Learn interesting facts, history, science, and culture without the mindless scrolling of other apps. Save articles to revisit later and expand your knowledge effortlessly.

**Highlights:** Swipeable Wikipedia articles, Discover random facts, Save articles for later, Learn at your own pace, Distraction-free learning

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Curio Unlimited | $3.99 | per month |
| Curio Unlimited | $19.99 | per year |


### Knowledge Snack

[App page](https://appshunter.io/ios/app/knowledge-snack/id6761691421)

Discover a new interesting fact daily in just two minutes. Enjoy audio narration for learning on the go and save your favorite facts for later reference. Customize notification frequency to suit your learning schedule.

**Highlights:** Daily new facts, Audio narration, Save favorite facts, Customizable notifications, Short learning sessions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium | $19.99 | per year |


## Frequently asked questions

### Is Curio free?

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

### Is Knowledge Snack free?

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

### Which has better reviews, Curio or Knowledge Snack?

Curio and Knowledge Snack are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Curio or Knowledge Snack have ads?

Neither Curio nor Knowledge Snack shows ads.

### Which is updated more often, Curio or Knowledge Snack?

Curio ships an update every 2 months, and Knowledge Snack every 9 days. Most recently, Curio was updated on October 5, 2026 and Knowledge Snack on October 13, 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.*