# Nocturnum vs CalibratedNotes

The clearest difference is update cadence: CalibratedNotes at every 2 days against Nocturnum's every 4 weeks. CalibratedNotes also leads on iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nocturnum sells 1 one-off in-app purchase and CalibratedNotes sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Nocturnum ships an update every 4 weeks, CalibratedNotes every 2 days. The most recent releases landed on July 12, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Nocturnum | CalibratedNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nocturnum-markdown-notes/id6761089538/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 9 MB | 50 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fishington Studios](https://appshunter.io/developer/344044425) | [AIDEN JASON SEXTON](https://appshunter.io/developer/6790957568) |

## What reviewers say

### Nocturnum

[App page](https://appshunter.io/ios/app/nocturnum-markdown-notes/id6761089538)

Capture ideas quickly and organize them with Markdown formatting. This app provides a focused writing environment that remains fast and efficient as your note collection grows. Easily sort, search, and access your thoughts for seamless productivity.

**Highlights:** Quick idea capture, Markdown formatting, Workspace and notebook organization, Fast search functionality, JSON and Markdown export, Inbox for temporary notes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $4.99 | one-time |


### CalibratedNotes

[App page](https://appshunter.io/ios/app/calibratednotes/id6790957566)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalibratedNotes Premium | $2.99 | per month |


## Frequently asked questions

### Is Nocturnum free?

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

### Is CalibratedNotes free?

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

### Do Nocturnum or CalibratedNotes have ads?

Neither Nocturnum nor CalibratedNotes shows ads.

### Which is updated more often, Nocturnum or CalibratedNotes?

Nocturnum ships an update every 4 weeks, and CalibratedNotes every 2 days. Most recently, Nocturnum was updated on July 12, 2026 and CalibratedNotes on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*