Type a prompt.
Get a full presentation.
Synthslide turns a single idea into a polished deck in seconds. Pick your options, hit generate, and download to Google Slides, PowerPoint, or PDF.
Build your deck
Describe your topic, choose your options, and Synthslide does the rest.
The interactive builder will appear here
A prompt box, slide-count, image-source, and language picker — wired up to a live AI generator. Coming online shortly.
From a sentence to a finished deck in three moves.
Write one prompt — topic, audience, goal. Anything you have in mind.
Pick the slide count, image source (AI or Google), and language.
Get a full deck. Then edit live with the AI side panel, and export to Slides, PowerPoint, or PDF.
Live AI editing, right next to your slides.
Don't like a slide? Tell the AI in plain language. "Make slide 3 punchier", "swap the cover image", "rewrite the conclusion in a friendlier tone" — changes appear in seconds.
- Edit individual slides or the whole deck
- Rewrite, expand, shorten, or change tone
- Swap images and adjust layouts live
Common questions
Is Synthslide really free?
Yes — completely free, no trials, no credits, no card. Build as many decks as you want.
Which export formats are supported?
Google Slides, Microsoft PowerPoint (.pptx), and PDF — all available from the download button.
Where do the images come from?
You choose. Either AI-generated images tailored to your content, or curated photos from Google's image library.
Can I edit the deck after it's generated?
Yes. The side-panel AI chat lets you rewrite any slide, change the tone, swap images, or restructure the whole deck.