# Instant Jot vs Thread Mark

The clearest difference is ads: Instant Jot at none against Thread Mark's shown. Thread Mark's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Instant Jot sells 1 one-off in-app purchase and Thread Mark sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Instant Jot ships an update every 11 days, Thread Mark fortnightly. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Instant Jot | Thread Mark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Fortnightly |
| Size | 33 MB | 49 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masataka Aoki](https://appshunter.io/developer/1856791510) | [Koya Kurauchi](https://appshunter.io/developer/1887146796) |

## What reviewers say

### Instant Jot

[App page](https://appshunter.io/ios/app/instant-jot/id6757150975)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove sending limit | $2.99 | one-time |


### Thread Mark

[App page](https://appshunter.io/ios/app/thread-mark-markdown-notes/id6775019899)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy the Developer a Coffee | $2.99 | one-time |
| ThreadMark Pro | $9.99 | one-time |


## Frequently asked questions

### Is Instant Jot free?

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

### Is Thread Mark free?

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

### Do Instant Jot or Thread Mark have ads?

Thread Mark shows ads; Instant Jot does not.

### Which is updated more often, Instant Jot or Thread Mark?

Instant Jot ships an update every 11 days, and Thread Mark fortnightly. Most recently, Instant Jot was updated on October 11, 2026 and Thread Mark on October 3, 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.*