# Learn vs Lumen

The clearest difference is in-app purchases: Lumen at none against Learn's 6. Learn's advantage is update cadence (every 4 days vs every 2 weeks) and device support (4 vs 1). On price and ads there is nothing between them.

Both are free to download. Learn sells 6 in-app purchases, starting at $4.99 per month. Lumen asks for nothing beyond the download.

Learn ships an update every 4 days, Lumen every 2 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Learn | Lumen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lumen-knowledge-browser/id6762682475/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 95 MB | 28 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Komraz LLC](https://appshunter.io/developer/1880357884) | [Daniel Kosukhin](https://appshunter.io/developer/1852657475) |

## What reviewers say

### Learn

[App page](https://appshunter.io/ios/app/learn-me-ai/id6759724297)

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter | $4.99 | per month |
| Standard | $9.99 | per month |
| Super | $29.99 | per month |
| Starter | $53.99 | per year |
| Standard | $106.99 | per year |
| Super | $324.99 | per year |


### Lumen

[App page](https://appshunter.io/ios/app/lumen-knowledge-browser/id6762682475)

This app acts as a browser that remembers what you read, building a personal knowledge base from engaged pages. It allows you to ask questions in plain English about your reading history, with answers generated by an on-device AI. All your data remains private and offline.

**Highlights:** On-device AI knowledge base, Plain English questioning, Automatic content organization, Private and offline browsing, Tracker blocking, Source citation for answers

**In-app purchases:** none


## Frequently asked questions

### Is Learn free?

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

### Is Lumen free?

Lumen is free to download, with no in-app purchases.

### Do Learn or Lumen have ads?

Neither Learn nor Lumen shows ads.

### Which is updated more often, Learn or Lumen?

Learn ships an update every 4 days, and Lumen every 2 weeks. Most recently, Learn was updated on October 8, 2026 and Lumen on October 14, 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.*