Deck: a free PowerPoint alternative in your browser
PowerPoint costs US$99.99 a year. Deck is a free presentation app for slides for class, work and pitches. It runs in a browser tab on your own device, with nothing to install.
PowerPoint and Deck, side by side
Microsoft’s price is from its US page on 14 November 2026.
| PowerPoint | Deck in Madosuite | |
|---|---|---|
| Price | US$99.99 a year (or US$9.99 a month) for Microsoft 365 Personal | Free |
| Free option | PowerPoint for the web with a Microsoft account, files saved in OneDrive | Everything, always |
| Where it runs | Installed app, or the web with files in OneDrive | A browser tab, on your own device |
| Account | A Microsoft account | Not needed |
| Your files | On your computer, or in OneDrive for the web version | In the browser on your device; not uploaded to us |
| Maturity | Mature, sold for years | Alpha, heading for beta, about 55% ready for real work |
What you can do in Deck today
For slides for class, work and pitches. From Deck’s own documentation, version 0.13.1.
Works now
- Slide masters, eleven layouts and eight themes
- 150+ shapes, connectors and merge shapes
- Tables, charts and SmartArt basics
- Audio and video on slides
- Transitions including Morph, plus entrance, exit and motion-path animations
- Presenter view, pen and rehearsed timings
- PDF export of slides, notes pages and handouts
- AutoRecover for unsaved work
Before you switch
Deck has SmartArt basics only, and no AI features.
Not in Deck yet
- SmartArt beyond the basics
Switching from PowerPoint
Open Madosuite
In your browser. The Deck app starts on your own device; nothing is installed.
Bring your files
Upload your .pptx files in Files. They stay in the browser on this device.
Keep the format
Deck saves PPTX, PDF, PNG, so a file can go back to someone who still uses PowerPoint.
PowerPoint alternative questions
Is there a free alternative to PowerPoint?
Deck in Madosuite is free and runs in a browser tab. It is alpha, heading for beta, so check the list of what is missing.
Can I open .pptx files without PowerPoint?
Yes. Deck in Madosuite opens .pptx and saves it back. Deck also presents it full screen and exports it to PDF.
What can’t Deck do yet?
Deck has SmartArt basics only, and no AI features.
How much does PowerPoint cost?
US$99.99 a year (or US$9.99 a month) for Microsoft 365 Personal, from Microsoft’s US page on 14 November 2026. Free option: PowerPoint for the web with a Microsoft account, files saved in OneDrive. Prices change; check Microsoft’s page.
Where are my files kept?
In the browser on your device, inside Madosuite’s own Linux machine, in its home folder. Your files are not uploaded to us. Clearing the site’s data in your browser deletes them, so download what you want to keep.
Do I need an account?
No. Sign in with a 0cloud account only if you want one; without it, your work stays in this browser on this device.