# InkMark vs Air Markdown

The clearest difference is price: Air Markdown at Free against InkMark's $0.99. Air Markdown also leads on ads (none vs shown) and update cadence (every 3 days vs every 9 days). InkMark's advantage is iOS requirement (15.5 vs 17.0). On in-app purchases and device support there is nothing between them.

Air Markdown is free to download; InkMark costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

InkMark ships an update every 9 days, Air Markdown every 3 days. The most recent releases landed on September 18, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | InkMark | Air Markdown |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 3 days** |
| Size | 273 MB | 9 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [梓萱 田](https://appshunter.io/developer/1734538828) | [一铭 邢](https://appshunter.io/developer/6779709227) |

## What reviewers say

### InkMark

[App page](https://appshunter.io/ios/app/inkmark-markdown-ai-notes/id6740519458)

**Features:** macOS Compatibility

**In-app purchases:** none


### Air Markdown

[App page](https://appshunter.io/ios/app/air-markdown/id6779826151)

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

**In-app purchases:** none


## Frequently asked questions

### Is InkMark free?

InkMark costs $0.99, with no in-app purchases.

### Is Air Markdown free?

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

### Do InkMark or Air Markdown have ads?

InkMark shows ads; Air Markdown does not.

### Which is updated more often, InkMark or Air Markdown?

InkMark ships an update every 9 days, and Air Markdown every 3 days. Most recently, InkMark was updated on September 18, 2026 and Air Markdown on August 27, 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.*