# Feed Your Elephant Knowledge vs Curio AI

The clearest difference is in-app purchases: Feed Your Elephant Knowledge at none against Curio AI's 3. Feed Your Elephant Knowledge also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.1). Curio AI's advantage is update cadence (every 3 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. Curio AI sells 3 in-app purchases, starting at $7.49 per month. Feed Your Elephant Knowledge asks for nothing beyond the download.

Feed Your Elephant Knowledge ships an update fortnightly, Curio AI every 3 days. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Feed Your Elephant Knowledge | Curio AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/curio-ai-daily-knowledge/id6739725206/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 104 MB | 72 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Feed Your Elephant](https://appshunter.io/developer/1356107396) | [Du Dai](https://appshunter.io/developer/1854781140) |

## What reviewers say

### Feed Your Elephant Knowledge

[App page](https://appshunter.io/ios/app/feed-your-elephant-knowledge/id1485558013)

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

**In-app purchases:** none


### Curio AI

[App page](https://appshunter.io/ios/app/curio-ai-daily-knowledge/id6739725206)

Discover new facts and trivia daily with personalized knowledge. Reinforce learning through quizzes and build consistent habits. Ask questions and get clear explanations on topics you care about.

**Highlights:** Daily knowledge and trivia, Personalized learning topics, Clear question explanations, Customizable learning topics, Reinforcing quizzes, Daily learning routine reminders, Multi-language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Discount | $7.49 | per month |
| Premium Monthly | $14.99 | per month |
| Curio AI Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Feed Your Elephant Knowledge free?

Feed Your Elephant Knowledge is free to download, with no in-app purchases.

### Is Curio AI free?

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

### Do Feed Your Elephant Knowledge or Curio AI have ads?

Curio AI shows ads; Feed Your Elephant Knowledge does not.

### Which is updated more often, Feed Your Elephant Knowledge or Curio AI?

Feed Your Elephant Knowledge ships an update fortnightly, and Curio AI every 3 days. Most recently, Feed Your Elephant Knowledge was updated on October 25, 2026 and Curio AI on October 10, 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.*