# Einstein AI vs 3D Elements

The clearest difference is price: Einstein AI at Free against 3D Elements's $1.99. Einstein AI also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (15.1 vs 18.0). 3D Elements's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

Einstein AI is free to download; 3D Elements costs $1.99 up front. Einstein AI sells 2 in-app purchases, starting at $4.99 per 7 days. 3D Elements asks for nothing beyond the download.

Einstein AI ships an update fortnightly, 3D Elements every 4 months. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Einstein AI | 3D Elements |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.7 (192 ratings)](https://appshunter.io/ios/app/einstein-ai-learn-and-memorize/id6739162816/reviews)** | — |
| Number of ratings | **192** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 7 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Berkay Gemici](https://appshunter.io/developer/1761248495) | [Alejandro Hernandez Mitre](https://appshunter.io/developer/1827109770) |

## What reviewers say

### Einstein AI

[App page](https://appshunter.io/ios/app/einstein-ai-learn-and-memorize/id6739162816)

This app uses the Feynman Learning Technique to help you master any subject through voice interaction. Explain concepts aloud, take voice-powered quizzes, and receive detailed performance analysis to identify areas for improvement.

**Highlights:** Voice-powered concept explanation, Dynamically generated voice quizzes, Detailed performance analysis, Subtopic strength identification, Hands-free microphone interaction, Customizable learning topics

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $4.99 | per 7 days |
| Yearly Pro | $39.99 | per year |


### 3D Elements

[App page](https://appshunter.io/ios/app/3d-elements/id6777505684)

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

**In-app purchases:** none


## Frequently asked questions

### Is Einstein AI free?

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

### Is 3D Elements free?

3D Elements costs $1.99, with no in-app purchases.

### Do Einstein AI or 3D Elements have ads?

Neither Einstein AI nor 3D Elements shows ads.

### Which is updated more often, Einstein AI or 3D Elements?

Einstein AI ships an update fortnightly, and 3D Elements every 4 months. Most recently, Einstein AI was updated on October 12, 2026 and 3D Elements 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.*