Screen annotation & drawing tool for Mac & Windows

Your Screen. Your Canvas.

Draw on screen, annotate presentations, highlight code, and explain anything — directly on your desktop. MaliPen is a free screen annotation tool for Mac and Windows.

Version 1.0.3 · Free & Open Source
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Draw over
anything.

MaliPen creates a transparent layer over your entire desktop. Annotate presentations, code, diagrams, or any open window — without interrupting your workflow.

  • Transparent overlay — works on any app
  • Instant toggle: annotation mode on/off
  • Drawings stay above every window
  • One-click clear to reset the canvas

From your screen
to a full canvas.

Step away from your desktop and into a dedicated drawing space — in white or black, with fully customizable grid patterns.

Whiteboard
Hello!
Blackboard
Hello!
Spacing
10mm
Opacity
15%

Everything you need
to explain anything.

Pen
Smooth, pressure-sensitive strokes with customizable size and opacity.
The most important thing to note here is...
Highlighter
Semi-transparent color overlays to mark what matters.
Laser Pointer
Glowing trail that fades naturally — perfect for live presentations.
Annotate this
Text Tool
Type anywhere on screen with customizable font, size, and alignment.
Shapes & Smart Recognition
Draw rough — MaliPen converts to clean geometric shapes automatically.
Eraser
Eraser
Precise pixel eraser or full-stroke eraser — your choice.

Focus attention.
Nothing left behind.

The laser pointer leaves a glowing trail as you move — then fades naturally, just like a real pointer. Your audience follows your thought, not your cursor.

  • Customizable trail duration and fade speed
  • Individual or continuous trail mode
  • Glowing red — impossible to miss
Chart Area Metrics

Draw fast. Think later.

MaliPen gets out of your way so you can focus on explaining — not on precision.

→ →

Smart Shape Recognition

Sketch a rough circle or rectangle — MaliPen recognizes your intent and snaps it into a clean geometric shape automatically.

Selection & Transform

Use Lasso or Box select to group drawings, then move, resize, or rotate them freely. Full control over everything you draw.

Built for how you actually work.

Math 101 — Quadratic Functions f(x) = ax² + bx + c where a ≠ 0 vertex! opens up

For Teachers

Explain math, science, and diagrams live — circle key concepts, highlight important formulas, and draw directly on your lesson materials in real time.

Live annotation Blackboard mode Highlighter Smart shapes
Q4 Results Revenue · Growth · Forecast +47% !

For Presenters

Guide your audience's attention with the laser pointer, draw arrows to key metrics, and highlight insights live — right on your presentation slides.

Laser pointer Screen annotation Arrows & shapes Highlighter
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For Designers

Review UI designs, mark up feedback directly on screens, and communicate changes precisely — without leaving Figma or your browser.

UI annotation Design review Feedback markup Text notes
1 function calculatePath (graph, start, end) {'{'} 2   const visited = new Set() 3   const queue = [start] 4   while (queue.length) {'{'} 5     const node = queue.shift() 6     if (node === end) return path BUG: queue.shift() is O(n) → use a proper queue / deque

For Engineers

Annotate code in code reviews, explain algorithms on your screen, mark bugs directly on the editor — and share the annotated screenshot instantly.

Code review Bug marking Algorithm explanation Screenshot capture

Make it yours.

Colors, shortcuts, brush sizes — fully personalized to match the way you work.

MaliPen Settings
Favorite Colors
Brush Size
Shortcut: Pen P
Shortcut: Clear Canvas Ctrl Shift D
Laser Fade Duration 1.5 sec
Toolbar Orientation Vertical

Everything about MaliPen Screen Annotation

Screen annotation tool, draw on screen, Epic Pen alternative, presentation annotation — all your questions answered.

MaliPen is a free screen annotation and drawing tool for Mac and Windows. It places a transparent overlay above your entire desktop, letting you draw on screen, annotate presentations, highlight code, and write over any open app — without interrupting your workflow. It is widely used as a screen pen app, desktop annotation tool, and digital whiteboard app for teachers, presenters, engineers, and content creators.

Install MaliPen (free download), launch it, and a transparent drawing layer appears instantly on your screen. Select your tool — pen, highlighter, laser pointer, arrow, or text — and draw over any presentation, browser, video, or code editor in real time. Works with PowerPoint, Keynote, Google Slides, Zoom, Teams, and more. This makes MaliPen the best presentation annotation tool for live screen drawing.

Yes. MaliPen is considered the best free Epic Pen alternative — especially for Mac users, since Epic Pen only supports Windows. MaliPen runs natively on both macOS (Apple Silicon) and Windows 10/11. It offers more features including smart shape recognition, an auto-fading laser pointer, whiteboard & blackboard modes, and a modern dark-theme interface. If you are looking for screen annotation software like Epic Pen, MaliPen is the answer.

Absolutely. MaliPen is designed as a screen annotation tool for teachers and online educators. Share your screen on Zoom, Google Meet, or Microsoft Teams — then circle key formulas, highlight important text, draw diagrams, and use the laser pointer to guide your students. It is the ideal screen annotation app for online teaching and annotation tool for teaching across all subjects.

To annotate your screen on Mac, download MaliPen (requires macOS 12+, Apple Silicon). After installation, MaliPen runs in the system menu bar. Activate it with a shortcut and a transparent drawing canvas covers your display instantly. Use the pen, highlighter, text, or shape tools to write and draw on screen on Mac — over any app, Finder window, or browser.

Yes. MaliPen is a great screen annotation tool for programming tutorials. Draw directly over your code editor to highlight bugs, annotate logic flow, or explain algorithms step by step. Use the highlighter to mark key lines, the text tool to add notes, and capture annotated screenshots instantly. Perfect for screen annotation for coding and live code reviews on screen share.

MaliPen, bilgisayar ekranının üzerine doğrudan canlı çizim yapmanızı, not almanızı ve önemli noktaları işaretlemenizi sağlayan profesyonel bir masaüstü ekran kalemi (screen annotation) uygulamasıdır. Herhangi bir açık pencere, video, sunum slaytı veya PDF üzerinde ekranınızı dondurmadan çizim yapabilirsiniz.

MaliPen'i başlattığınızda ekranınızın üzerine şeffaf bir çizim katmanı yerleşir. Araç çubuğundan serbest kalem, fosforlu kalem (highlighter), ok, lazer işaretçi veya geometrik şekilleri seçerek ekranınızda dilediğiniz gibi çizim yapabilir, kısayol tuşlarıyla çizimleri anında gizleyebilir veya temizleyebilirsiniz.

MaliPen, macOS 12 veya sonraki sürümlerde Apple Silicon işlemcili Mac'leri ve Windows 10 / Windows 11 işletim sistemlerini destekler. Doğrudan .dmg veya .exe kurulum dosyasını indirip saniyeler içinde kullanmaya başlayabilirsiniz.

MaliPen; şık ve modern koyu tema arayüzü, el çizimlerini düzgün geometrik şekillere çeviren akıllı şekil tanıma teknolojisi (Smart Shape Recognition), sunumlar için otomatik sönen lazer işaretçisi, özelleştirilebilir beyaz tahta / kara tahta modları ve sıfır gecikmeli akıcı çizim motoruyla en gelişmiş desktop annotation alternatifidir. Hem Mac hem Windows desteği sunar.

Zoom, Microsoft Teams, Google Meet ve PowerPoint / Keynote üzerinden ekranınızı paylaşırken katılımcıların dikkatini çekmek istediğiniz grafiklerin, formüllerin ve metinlerin altını çizebilir, lazer ile odak noktası oluşturabilir ve çizimlerinizi anında ekran görüntüsü olarak kaydedip paylaşabilirsiniz.

Turn your screen
into a canvas.

MaliPen — free screen annotation & drawing tool for Mac and Windows. Start annotating in seconds.