# Lernix AI vs Etchd.ai

The clearest difference is ads: Lernix AI at none against Etchd.ai's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Lernix AI sells 4 in-app purchases, starting at $9.99 per 7 days and Etchd.ai sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Lernix AI ships an update every 3 days, Etchd.ai every 4 days. The most recent releases landed on September 20, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Lernix AI | Etchd.ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/lernix-ai-study-anything/id6758575022/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Freemium | — |
| Size | 83 MB | 47 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CurrentOrbit LLC](https://appshunter.io/developer/1873755888) | [Huseyin Alper Teoman](https://appshunter.io/developer/1719615836) |

## What reviewers say

### Lernix AI

[App page](https://appshunter.io/ios/app/lernix-ai-study-anything/id6758575022)

Transform your study materials into engaging learning tools. Upload PDFs, audio, or YouTube links to generate summaries, mind maps, flashcards, and quizzes. Interact with your content through AI chat to deepen understanding and streamline your review process.

**Highlights:** Convert PDFs, audio, and YouTube to study materials, Generate summaries and mind maps, Create flashcards and quizzes, Interactive AI chat with study content, Organize and review diverse learning inputs, Streamlined study workflow

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lernix AI Premium | $9.99 | per 7 days |
| Lernix AI Premium | $18.99 | per month |
| Lernix AI Premium | $79.99 | per year |
| Lernix AI Premium | $95.99 | per year |


### Etchd.ai

[App page](https://appshunter.io/ios/app/etchdai-ai-study-tools/id6759305019)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Etchd Pro | $4.99 | per 7 days |
| Etchd Pro | $9.99 | per month |
| Etchd Premium | $19.99 | per month |


## Frequently asked questions

### Is Lernix AI free?

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

### Is Etchd.ai free?

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

### Do Lernix AI or Etchd.ai have ads?

Etchd.ai shows ads; Lernix AI does not.

### Which is updated more often, Lernix AI or Etchd.ai?

Lernix AI ships an update every 3 days, and Etchd.ai every 4 days. Most recently, Lernix AI was updated on September 20, 2026 and Etchd.ai on September 5, 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.*