# Paper Planner Sidekick vs Thread Mark

The clearest difference is ads: Paper Planner Sidekick at none against Thread Mark's shown. Thread Mark's advantage is iOS requirement (13.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Paper Planner Sidekick 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.

Paper Planner Sidekick ships an update every 10 days, Thread Mark fortnightly. The most recent releases landed on October 18, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Paper Planner Sidekick | Thread Mark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Fortnightly |
| Size | 67 MB | 49 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [David Collado Sela](https://appshunter.io/developer/1241258594) | [Koya Kurauchi](https://appshunter.io/developer/1887146796) |

## What reviewers say

### Paper Planner Sidekick

[App page](https://appshunter.io/ios/app/paper-planner-sidekick-numly/id6746696155)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numly lifetime | $4.99 | 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 Paper Planner Sidekick free?

Paper Planner Sidekick 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 Paper Planner Sidekick or Thread Mark have ads?

Thread Mark shows ads; Paper Planner Sidekick does not.

### Which is updated more often, Paper Planner Sidekick or Thread Mark?

Paper Planner Sidekick ships an update every 10 days, and Thread Mark fortnightly. Most recently, Paper Planner Sidekick was updated on October 18, 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.*