Best free AI carousel generator

It depends on what you need for free. If you want AI to write the carousel from a topic, aiCarousels has a free carousel maker with an AI writer and no sign-up required, and PostNitro's free plan (no credit card) makes up to 5 AI slides with 5 downloads a month and a watermark. If you already have a blog post, video or notes and want a free carousel with no account and no export cap, Slidler turns your own sentences into slides; it doesn't use an AI writer, and exports carry a small slidler.com line.

Slidler vs aiCarousels vs PostNitro at a glance

	Slidler	aiCarousels	PostNitro
Price	Free; no paid plan yet	Free plan; PRO $14.95/month or $120/year; TEAM $59/month or $468/year	Free plan; Starter $15, Creator+ $30, Team+ $60 per month
Account	No sign-up	No sign-up needed for the free carousel maker (their homepage)	Free plan with no credit card
Free-plan limits	No export cap; every page carries a small “made with slidler.com” line	Free plan; its limits aren't listed on the homepage we checked	Up to 5 AI slides, 5 downloads a month, watermark
Inputs	Article URL, YouTube link (captions or description), pasted text	Topic, text, website URL, YouTube, PDF	AI from a prompt or your own content; brand kits
Content generation	Rule-based splitter: keeps your strongest sentences word for word (no AI writer)	AI writer	AI writer (several AI models by plan), AI images
Output	1080×1350 PDF (LinkedIn) and PNGs (Instagram), 6 templates	PDF, PowerPoint	Carousels, AI images
Scheduling	No	No	Yes, from Creator+ ($30/month): LinkedIn, Instagram, TikTok and more
API / MCP	Free public API and MCP server, no key (rate-limited)	None listed on its site	MCP, CLI and REST API: $10/month add-on or included in Creator+/Team+

Prices in USD as published on aicarousels.com (plan list from its checkout) and postnitro.ai/pricing, checked 22 October 2026. Prices change, so check their sites before buying. Slidler is our product.

Step by step

Decide if you need AI to write the content (start from a topic) or to restructure content you already have (a link, video or text).
For your own content, paste a link, YouTube video or text into Slidler below and edit the slides.
For writing from a topic, try aiCarousels' free maker or PostNitro's free plan, and check their current limits on their sites.
Export 1080×1350 slides: a PDF for LinkedIn, PNGs for Instagram.

Make your carousel now (free, no sign-up)

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Example carousels made with Slidler

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FAQ

Is there a free AI carousel generator with no sign-up?

aiCarousels says no sign-up is required for its free carousel maker. Slidler needs no account either and has no export cap, but it doesn't write with AI: it picks sentences from your source.

What does PostNitro's free plan include?

As of 29 October 2026: carousels of up to 5 AI slides, 5 downloads a month, one brand kit, and a watermark on exports, with no scheduling or API. Paid plans start at $15/month.

Which free generator doesn't invent content?

Slidler. It keeps your source's wording, one sentence per slide, and you can edit every line.

Can I remove the watermark for free?

Not on Slidler (a small “made with slidler.com” line) or PostNitro's free plan. PostNitro's paid plans are watermark-free.