Keep your slides. Add an AI voice. Share interactive HTML that plays like video — or export a video file. Slidify.io is slides-first narrated video, not an avatar studio.
No credit card required • Free plan available • View pricing
Yes. With Slidify.io you upload a PPTX (or PDF, Word, URL, or prompt), get AI voiceover synced to your slides, and share a playable interactive HTML file — or export video. No camera and no on-screen avatar are required. Avatar tools like Synthesia or HeyGen are a different path; Slidify.io is built for slides-first narration.
Yes. With Slidify.io you upload a PPTX (or PDF, Word, URL, or prompt), get AI voiceover synced to your slides, and share a playable interactive HTML file — or export video. No camera and no on-screen avatar are required. Avatar tools like Synthesia or HeyGen are a different path; Slidify.io is built for slides-first narration.
PowerPoint’s native export is silent or needs you to record. AI tools add a script and a voice. Slidify.io also gives you a self-contained HTML presentation that plays like a video but stays interactive, plus video export (MP4/MOV/WebM) and multi-input beyond PPTX alone.
Synthesia and HeyGen optimize for AI presenters on screen. Gamma, Beautiful.ai, and SlidesAI-class tools focus on building decks. Slidify.io is slides-first narrated video without requiring an avatar, with interactive HTML share and video export. The product brand is Slidify.io — not Slideify, Slidefy, or SlidesAI.
Four steps from an existing deck to a narrated, playable presentation.
Step 1
Start with a PPTX. You can also bring a PDF, Word doc, URL, or a written prompt if the deck is not ready yet.
Step 2
Choose a visual template, audience, and tone, then pick an AI voice from providers such as OpenAI, ElevenLabs, or Google. Slidify.io generates narration to match your slides.
Step 3
Slidify.io builds a slides-first narrated presentation: voiceover synced to your content, without a camera or an on-screen avatar.
Step 4
Share a self-contained HTML file that plays like a video and stays interactive. Or export video (MP4, MOV, or WebM) when you need a conventional file.
Avatar products are a different job. This table is about the output you get, not a claim that other tools cannot import slides.
| Capability | Native PPT export | Avatar tools | Slidify.io |
|---|---|---|---|
| Filming | Silent, or you record yourself | Usually not required | Not required |
| On-screen presenter | None, unless you record | AI avatar is the typical output | Not required — slides stay on screen |
| What you keep | Your PowerPoint file | A staged presenter video | Your slides, with synced AI voice |
| Share format | MP4 from PowerPoint export | Hosted or downloaded video | Interactive HTML that plays like video, plus video export |
| Inputs | PowerPoint | Scripts, scenes, and media (varies by tool) | PPTX, plus PDF, Word, URL, or prompt |
An AI avatar is useful when the face on screen is the product. It is extra motion — and extra review — when the slides already carry the policy, the SOP, or the diagram.
L&D, compliance, and SOP training usually need the original bullets, screenshots, and process charts to stay readable. Learners should be able to pause, go back a slide, and click — not only watch a presenter clip. Slidify.io keeps the deck as the visual and adds AI voiceover, with no filming and no avatar required.
Choose an avatar tool when you want a digital spokesperson. Choose Slidify.io when the slides are the source of truth and you need them voiced and shareable.
Turn existing training decks into narrated modules learners can play without booking a studio.
Example: convert a 24-slide onboarding PPTX into a self-paced HTML walkthrough with AI voiceover.
Ship product explainers from the same slides you already use in sales, without filming a presenter.
Example: upload a launch deck, pick a brand-appropriate voice, and share a playable HTML link with the campaign team.
Give students a narrated version of lecture slides they can replay, pause, and click through.
Example: turn a weekly lecture PPTX into a narrated recording students can review before the exam.
Publish explainer-style videos from slides instead of lighting a set or driving an avatar.
Example: outline a tutorial in PowerPoint, generate AI narration, then export video for YouTube or keep the interactive HTML.
Choose these when you want an AI presenter on screen. Slidify.io is a different path: slides-first narration without requiring an avatar.
Those products focus on building or designing decks. Slidify.io is for turning content — including an existing PPTX — into a narrated, playable presentation and video export.
Those tools are a fit when you are assembling scenes from a script. Slidify.io is a fit when the unit of work is a slide deck you want voiced and shared.
Brand note. The product brand is Slidify.io — not Slideify, Slidefy, or SlidesAI. Those names belong to other products.
Claims here match what the live Slidify.io homepage currently describes. Voice counts, render times, and plan limits are left off this page — use /pricing for current plan details.
Upload PPTX and generate narration around that deck. PDF, Word, URL, and prompt inputs are available when you are not starting from PowerPoint.
Slidify.io writes a narration script from your slides and speaks it with an AI voice. You do not need to film yourself.
The visual is your presentation. An on-screen AI presenter is not part of the default path — useful when the slides themselves are the source of truth.
Share a self-contained HTML file anyone can open in a browser. Slides advance with the narration and remain clickable.
The live product lists MP4, MOV, and WebM among export formats, alongside the interactive HTML share.
Choose a visual template, set audience and tone, and pick voices from providers such as OpenAI, ElevenLabs, and Google. Background music is available on the live product.
Yes. With Slidify.io you upload a PPTX (or PDF, Word, URL, or prompt), get AI voiceover synced to your slides, and share a playable interactive HTML file — or export video. No camera and no on-screen avatar are required. Avatar tools like Synthesia or HeyGen are a different path; Slidify.io is built for slides-first narration.
PowerPoint’s native export is silent or needs you to record. AI tools add a script and a voice. Slidify.io also gives you a self-contained HTML presentation that plays like a video but stays interactive, plus video export (MP4/MOV/WebM) and multi-input beyond PPTX alone.
Synthesia and HeyGen optimize for AI presenters on screen. Gamma, Beautiful.ai, and SlidesAI-class tools focus on building decks. Slidify.io is slides-first narrated video without requiring an avatar, with interactive HTML share and video export. The product brand is Slidify.io — not Slideify, Slidefy, or SlidesAI.
Slidify.io accepts PowerPoint (PPTX), PDF, Word documents, images, audio, video, URLs, and text prompts. Provide the content you have; the product turns it into a narrated presentation.
Yes. Slidify.io has a free plan you can start without a credit card, and paid plans (including Pro and Enterprise) for more capacity and advanced features. Use the pricing page for the current Free vs Pro comparison rather than a number from this page.
No. Filming and an on-screen avatar are not required. Slidify.io is built so your slides stay on screen with AI voiceover. Avatar products remain a valid choice when you specifically want a digital presenter.
Create an account, upload your PowerPoint, and generate a slides-first narrated presentation. No filming. No avatar required.
After you sign in, the create wizard is the same upload flow as the rest of Slidify.io.