# Memex vs Folio

The clearest difference is in-app purchases: Memex at none against Folio's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Folio sells 1 one-off in-app purchase. Memex asks for nothing beyond the download.

Memex ships an update fortnightly, Folio every 3 weeks. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Memex | Folio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memex-ai-markdown-canvas/id6758204977/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 35 MB | 44 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Alex Morris](https://appshunter.io/developer/1871426979) | [Dinh Bao Thang Duong](https://appshunter.io/developer/1529449646) |

## What reviewers say

### Memex

[App page](https://appshunter.io/ios/app/memex-ai-markdown-canvas/id6758204977)

Organize your Markdown notes and PDFs on an infinite canvas. Connect documents, sketch with Apple Pencil, and use an AI chat to ask questions about your gathered information. Your files remain private and accessible via iCloud Drive.

**Highlights:** Infinite canvas for notes and PDFs, AI chat to query your documents, Apple Pencil handwriting and sketching, Markdown rendering as live cards, Organize and connect content with arrows, Export content as images

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

**In-app purchases:** none


### Folio

[App page](https://appshunter.io/ios/app/folio-markdown-library/id6765871325)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Memex free?

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

### Is Folio free?

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

### Do Memex or Folio have ads?

Neither Memex nor Folio shows ads.

### Which is updated more often, Memex or Folio?

Memex ships an update fortnightly, and Folio every 3 weeks. Most recently, Memex was updated on October 16, 2026 and Folio on September 30, 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.*