# Nox Atlas vs Tertiary Markdown

The clearest difference is in-app purchases: Tertiary Markdown at none against Nox Atlas's 1. Nox Atlas's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Nox Atlas sells 1 one-off in-app purchase. Tertiary Markdown asks for nothing beyond the download.

## The numbers

| Metric | Nox Atlas | Tertiary Markdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tertiary-markdown/id6782659815/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | — | Free |
| Size | 90 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Noximaze Software Solutions, LLC](https://appshunter.io/developer/1893440076) | [Alfred Ang](https://appshunter.io/developer/1880940227) |

## What reviewers say

### Nox Atlas

[App page](https://appshunter.io/ios/app/nox-atlas/id6762226892)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nox Atlas Pro | $9.99 | one-time |


### Tertiary Markdown

[App page](https://appshunter.io/ios/app/tertiary-markdown/id6782659815)

A native Markdown notes app for Mac, iPad, and iPhone that manages local files and folders like Obsidian. Your notes are plain .md files, ensuring full ownership and future-proofing.

**Highlights:** Open any folder as a vault, Plain Markdown files, File & folder management, Live preview editor, Image embedding, Notion-style tables, Native experience on all devices

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

**In-app purchases:** none


## Frequently asked questions

### Is Nox Atlas free?

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

### Is Tertiary Markdown free?

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

### Do Nox Atlas or Tertiary Markdown have ads?

Neither Nox Atlas nor Tertiary Markdown shows ads.

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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.*