# InkThink vs Marp Slide

The clearest difference is update cadence: InkThink at every 2 days against Marp Slide's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. InkThink sells 1 one-off in-app purchase and Marp Slide sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

InkThink ships an update every 2 days, Marp Slide fortnightly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | InkThink | Marp Slide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/inkthink-handwritten-planner/id6757943346/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 213 MB | 54 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sundaram Applied Technologies](https://appshunter.io/developer/1418740697) | [YUKI TANAIKE](https://appshunter.io/developer/478558546) |

## What reviewers say

### InkThink

[App page](https://appshunter.io/ios/app/inkthink-handwritten-planner/id6757943346)

This stylus-first planner allows you to organize your thoughts using handwriting. It integrates a diary, calendar, tasks, mind maps, and notes into a fluid, pen-powered canvas. Experience intelligent ink reflow for seamless task and calendar management.

**Highlights:** Stylus-first handwriting input, Intelligent ink reflow, Integrated diary, calendar, tasks, mind maps, notes, Interactive calendar entries, Freeform thinking canvas, Modular and intuitive design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| InkThink Base App | $24.99 | one-time |


### Marp Slide

[App page](https://appshunter.io/ios/app/marp-slide-markdown-maker/id6796275385)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marp Slide Pro (Monthly) | $1.99 | per month |
| Marp Slide Pro (Annual) | $18.00 | per year |


## Frequently asked questions

### Is InkThink free?

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

### Is Marp Slide free?

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

### Do InkThink or Marp Slide have ads?

Neither InkThink nor Marp Slide shows ads.

### Which is updated more often, InkThink or Marp Slide?

InkThink ships an update every 2 days, and Marp Slide fortnightly. Most recently, InkThink was updated on October 28, 2026 and Marp Slide on October 25, 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.*