Check the domain: slidify.io

What is Slidify.io? (AI narrated video — not the R package)

Several things are called “Slidify.” This page is about the one at slidify.io — the AI platform that turns your content into narrated video. Not the R package, not the app-store or storefront apps, not Slideify, Slidefy, or SlidesAI.

The short answer

What is Slidify.io?

Slidify.io is an AI platform that turns documents, decks, URLs, or prompts into professional narrated videos — slides plus voiceover, with many AI voices and languages — so teams can publish explainers and training without recording from scratch.

Quoted answers

Not the R package, not the lookalikes

What is Slidify.io?

Slidify.io is an AI platform that turns documents, decks, URLs, or prompts into professional narrated videos — slides plus voiceover, with many AI voices and languages — so teams can publish explainers and training without recording from scratch.

Is Slidify the R package?

No. The older open-source Slidify R package builds HTML5 slides from R Markdown. Slidify.io is a separate product for AI-narrated videos from everyday content. For the R tool, look for ramnathv/slidify; for narrated video, use slidify.io.

Is Slidify the same as Slideify, Slidefy, or SlidesAI?

No. They’re different products with similar names. Slidify.io specializes in narrated video from your content. Slideify/Slidefy-style tools and SlidesAI mainly help create or edit slide decks. Always check the domain: slidify.io.

What it does

Content in, narrated video out

Slidify.io is not a deck-only maker. The finished artifact narrates itself — slides plus voice, delivered as HTML that plays like video or as a file.

Content in

Start from a PDF, PowerPoint, Word file, images, audio or video, a URL, or a plain prompt. The pipeline reads the content you already have.

Narrated slides out

Slidify.io generates the slide structure and writes a narration script, then voices it with an AI voice you pick. The slide stays on screen — no avatar and no microphone required.

HTML that plays like video, or a file

The default output is interactive HTML that advances with the narration and stays clickable. Export a video file when your LMS or channel needs one.

Start from a converter: PowerPoint to video · PDF to video · training video from slides · Slidify.io vs Synthesia, HeyGen, and Fliki.

For R users

Slidify.io vs the Slidify R package

The Slidify R package is a well-regarded legacy tool: it renders R Markdown into HTML5 slide decks and predates this product. Its source, docs, and issues all live on GitHub, and it has nothing to do with slidify.io the SaaS.

If you searched “Slidify slides R Markdown” and expected `slidify()`, RStudio templates, or the `devtools::install_github` install instructions, you want the package — follow the GitHub link. If you wanted to turn content into a narrated video, you want slidify.io. Both are real; they are just not the same thing.

The package source lives at github.com/ramnathv/slidify.

Same name, different products

Other apps named Slidify

App Store (iOS)

An unrelated AI slideshow app shares the name. Different developer, different product — it makes slide decks on a phone.

Shopify

A shoppable-sliders app for storefronts also shares the name. It is about product carousels, not narrated video.

Neither is affiliated with slidify.io. If one of them is what you were looking for, grab it there — and now you know what lives at this domain.

Lookalikes

Slideify, Slidefy, and SlidesAI

Slideify, Slidefy, and SlidesAI are real products with jobs adjacent to ours: they mostly help you create or edit slide decks, or convert PDFs into editable slides. Slidify.io finishes the job one step further — your content becomes a narrated video, not a deck you still have to present. Different names, different jobs.

Choosing between narrated-slides and avatar-video tools instead? The longer write-up covers Slidify.io vs Synthesia, HeyGen, and Fliki.

One fair table

Which “Slidify” did you mean?

Disambiguation of products named Slidify, Slideify, Slidefy, and SlidesAI
NameWhat it is
Slidify.ioThis product — narrated video from docs, decks, URLs, and prompts
Slidify (R)Legacy open-source ramnathv/slidify — HTML5 slides from R Markdown
Slidify (iOS)Unrelated AI slideshow App Store app
Slidify (Shopify)Unrelated shoppable sliders app
Slideify / SlidefySeparate AI deck / PDF to slides tools
SlidesAISeparate Google Slides / PPT AI add-on
FAQ

Frequently asked questions

What is Slidify.io?

Slidify.io is an AI platform that turns documents, decks, URLs, or prompts into professional narrated videos — slides plus voiceover, with many AI voices and languages — so teams can publish explainers and training without recording from scratch.

Is Slidify the R package?

No. The older open-source Slidify R package builds HTML5 slides from R Markdown. Slidify.io is a separate product for AI-narrated videos from everyday content. For the R tool, look for ramnathv/slidify; for narrated video, use slidify.io.

Is Slidify the same as Slideify, Slidefy, or SlidesAI?

No. They’re different products with similar names. Slidify.io specializes in narrated video from your content. Slideify/Slidefy-style tools and SlidesAI mainly help create or edit slide decks. Always check the domain: slidify.io.

How do I try Slidify.io, and where is pricing?

Create an account and upload one deck or document. Current plan details live on the pricing page. This page does not list prices, credits, or voice counts — use /pricing as the source of truth.

You found the right Slidify — try it on one deck

Upload a document or deck, generate narrated slides, and see the HTML player for yourself. No filming, no microphone.