Sider

AI writing

★★★★★ No votes yet

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Sider is a browser-based AI assistant that adds a sidebar to any webpage, offering chat, writing, summarization, translation and image-generation features powered by multiple AI models. It helps marketers and content creators draft social posts, captions, replies and articles faster, and can summarize web pages, PDFs and YouTube videos directly in-browser without switching tabs.

Good to know

Pricing: Free plan + paid from ~$9/mo
Platforms: Web, Chrome extension, iOS, Android
Best for: Content creators & marketers needing quick AI drafting

Pros

Works across most websites
Multiple AI models supported
Summarizes pages, PDFs, videos
Free plan available

Cons

Not a dedicated SMM tool
Advanced features require subscription
Browser extension only

Key features

AI chat sidebar
Text summarization
Translation tool
Image generation
PDF/video summarizer
Multiple AI models

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Frequently asked

What is Sider?

Sider is a browser-based AI assistant that adds a sidebar to any webpage, offering chat, writing, summarization, translation and image-generation features powered by multiple AI models.

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Uptime checked: Jul 11, 2026

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