# AI Notes vs Marginalias

The clearest difference is price: AI Notes at Free against Marginalias's $3.99. AI Notes also leads on iOS requirement (16.0 vs 26.0). Marginalias's advantage is ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

AI Notes is free to download; Marginalias costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AI Notes ships an update monthly, Marginalias every 2 months. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | AI Notes | Marginalias |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Size | 57 MB | 1 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thu Bui Thi Minh](https://appshunter.io/developer/1883022832) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### AI Notes

[App page](https://appshunter.io/ios/app/ai-notes-smart-writing/id6764526948)

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

**In-app purchases:** none


### Marginalias

[App page](https://appshunter.io/ios/app/marginalias/id6785662242)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Notes free?

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

### Is Marginalias free?

Marginalias costs $3.99, with no in-app purchases.

### Do AI Notes or Marginalias have ads?

AI Notes shows ads; Marginalias does not.

### Which is updated more often, AI Notes or Marginalias?

AI Notes ships an update monthly, and Marginalias every 2 months. Most recently, AI Notes was updated on October 31, 2026 and Marginalias on November 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.*