Comparison

InkThink vs Marp Slide

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

InkThink

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
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InkThink – Pen Powered Productivity for Creative Minds. 7 Day Free Trial. InkThink is the stylus-first planner that works in your handwriting. - Own it Forever, No Subscription offer - Intelligent ink reflow - tasks/calendar items flow into different views - All in one - Diary, Calendar, Tasks, Mind Maps, Notes - Works with Apple pencil ONE-TIME PURCHASE OFFER: Get Pro Subscription FREE with One-Time Base App Purchase if purchased within 7 day Free Trial. Own it Forever, No Subscription! Act Fast! InkThink is a groundbreaking stylus-first productivity suite designed for thinkers, creators, and note-takers who prefer ink over taps. Whether you're sketching out your day, brainstorming ideas, or building a visual mind map, InkThink gives you a fluid, pen-powered canvas to organize your thoughts your way. In the world of AI, allow your mind to take back control and enjoy the art of thinking and writing again! InkThink is a quantum leap over traditional 'Pen Planner' apps where you just draw over a PDF, or even traditional pen enabled notebooks with templates. InkThink features unique intelligent ink where handwritten tasks can be re-ordered, handwritten calendar entries are date aware and actually show across your different Calendar views (Day, Week, Month - no longer just simply inking over a date box in a PDF and which don't show on other views. InkThink is what you have been waiting for from an intelligent ink-based diary and planner app - a true pen powered To-Do list and handwritten Calendar. Ink Tasks Draw your to-do list with your stylus in long ink blocks. Easily add, rearrange, and manage tasks in a tactile, visual format. The bottom of the screen becomes your ink input zone — just write and watch your tasks flow into place. Pro features include Kanban views, Tag filtering and seeing tasks on your calendar. Notes Capture individual ideas in real time — during meetings, while watching videos, reading, journaling or listening to audio. Notes lets you jot down key points in ink and save them as “thinking sessions” notes. Capture ‘sub-notes’ within each Note for simpler organization - e.g. create a note for each book chapter and your sub-notes for each chapter are your notes for that specific chapter. Ink Calendar Draw directly into your calendar. Each inked date can be seen across different layouts - Day, Week and Month. It’s not just handwriting — it’s interactive ink. Pro features include 3 Day, 3 Week and 3 Month views, and split-screen mode. Thinking Canvas Create movable ink index cards on a freeform canvas. Sketch, connect, and rearrange your thoughts like sticky notes on a whiteboard — but smarter and stylus-native. Capture you brainstorm and mind map your ideas. Connect cards and visualize your thinking. InkThink is modular, intuitive, and built for the future of stylus powered creative productivity. No typing. No distractions. Just your pen, your ideas, and an app that connects and thinks with you. Built for Apple pencil stylus tablets and devices. InkThink transforms handwriting into a dynamic, movable, and meaningful workspace. InkThink available on all platforms and can sync between. 7 Day Free Trial - No Sign Up needed. Can work fully offline. Base App (One Time Purchase): All core features including Tasks, Calendar, Notes and Canvas. Sync. Can use on all devices. Pro Features (Optional Subscription): Filter by Task Label, Add Due Dates, Mindfulness Task Mode, View Tasks with Due Dates on Calendar, 3 day/week/month views, split-screen. InkThink : To-Do, Notes, Calendar, MindMap Planner designed for Pen Stylus. The best app for a pen. Take back control with your mind and your pen! When logging in our EULA Terms of Use (Terms of Service) apply as available on our website. https://inkthink.app/terms-of-service

About

Marp Slide

Features
Read full description

# Create Slides Easily with Markdown Marp Slide is an app for creating presentations with Marp-compatible Markdown. Create proposals, service introductions, class materials, seminar slides, project reports, and many other presentations directly from your phone or tablet. Slides are saved as Markdown text. Edit headings, paragraphs, and bullet points without learning complicated design tools. Preview your slides instantly, then present them directly in the app. ## Features ### Create Slides with Markdown Create presentations using Marp-compatible Markdown. Write headings, text, bullet points, images, and other content as plain text, then display it as slides. Use three hyphens to separate slides. Because everything is text-based, adding, editing, copying, and rearranging content is simple. ### Multiple Slide Layouts Choose from layouts for different types of content. - Cover - Section - Bullet list - Image - Comparison - Timeline - Flowchart - Gantt chart - Summary Select a sample layout and replace the text to quickly create your own slide. ### Easy Text Editing Edit the entire presentation as Markdown. Change titles, paragraphs, and bullet points directly without switching between multiple editing screens. It is also convenient for copying content, adding slides, or changing the slide order. ### Deck Settings Edit settings for the entire presentation, including the theme, page numbers, slide size, and style. Use Marp front matter and custom styles to adjust the overall appearance. - Change the theme - Show page numbers - Change the slide size - Adjust background and text colors - Add custom styles Users familiar with Markdown can make more detailed layout and design adjustments. ### Add Images Attach images from your device and place them in your slides. Use photos, charts, screenshots, and other visuals to make your presentation easier to understand. Attached images can be referenced with Markdown image syntax. ### Instant Preview Preview your slides immediately while editing. Check the layout, text volume, and design as you make changes. ### Present Directly Display completed slides as a slideshow. Move through slides in full-screen mode and present directly from your phone or tablet. Create, edit, preview, and present with a single app. ### Export in Multiple Formats Export your slides in different formats. - Save as PDF - Save the current slide as a PNG image - Save as an HTML file - Save as a Marp Markdown file - Print - Save in the app's own format Use exported files for sharing, printing, or editing in another Markdown editor. ### Import Files Import saved presentation files and continue editing. Bring existing Marp Markdown files into the app to review or update them on your phone or tablet. Files saved in the app's own format can be reopened with their layout and attached images. ### Dark Mode Switch to a dark appearance for comfortable editing at night or in low-light environments. The app can also follow your device settings. ## Use Cases - Proposals and planning documents - Product and service introductions - Sales presentations - Internal reports - Project status updates - Survey and research summaries - Class and lecture materials - Seminar and training slides - Company and recruitment presentations - Self-introductions and portfolios - Markdown-based presentations - Editing slides away from your computer - Presenting from a phone or tablet With Marp-compatible Markdown, your presentation content stays simple, portable, and easy to manage. Create and edit slides by changing text instead of using complex presentation software. Build slides on your phone or tablet, preview them instantly, and present them directly from the app. Try a simpler way to create presentations with Markdown.

Screenshots

InkThink3 screens
Marp Slide4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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

Scorecard1 real difference · 8 level
InkThink versus Marp Slide: the parameters behind the verdict, then further details
ParameterInkThinkMarp Slide
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size213 MB54 MB
Age rating4+4+
DeveloperSundaram Applied TechnologiesYUKI TANAIKE

In-app purchases

1 purchases

InkThink

One-time1
  • InkThink Base App$24.99
2 purchases

Marp Slide

Subscriptions2
  • Marp Slide Pro (Monthly)$1.991 Month
  • Marp Slide Pro (Annual)$18.001 Year

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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