Sider
79Browser sidebar that puts GPT, Claude, Gemini, and other models next to any page you're reading.
3 products our research names as a replacement for Glarity in Summarization, each with what it does differently — prices, API and status from our own checks rather than from the vendors’ own pages.
Browser sidebar that puts GPT, Claude, Gemini, and other models next to any page you're reading.
Multi-model AI assistant living in a browser sidebar
from $9.90 against $10 · has a public API
Glarity vs Monica →Browser extension pairing chat models with web page automation
Not named as direct replacements — neighbours from the same part of the catalog: the best-rated first, then a sample of the rest.
Condenses nonfiction books into 15-minute text and audio summaries, with an AI tier that also summarizes videos and articles.
Condense articles, PDFs and pasted text into short summaries
Rewrites any website's marketing page into plain English
Paste a URL, text or file and get a configurable summary; a free account adds saving and personalisation.
Read-later app that summarises saved articles, reads them aloud and pushes highlights to your notes
iOS app and share-sheet extension that shortens articles by up to 80% while keeping their structure and voice.
Turns YouTube videos into short AI summaries you can read, search, and export instead of watching.
No-signup summarizer for pasted text or uploaded documents up to 30 MB, with follow-up questions
Free tool that condenses any article link into a short summary in a few seconds.
Safari extension that condenses the article you are reading into a short summary in one tap.
Editor-refined book summaries and analysis from over 100,000 titles, as audio, PDF or EPUB.
Free, no-signup summaries of PDFs and 13 other document formats, with follow-up chat.
Not what you were after? Browse all Summarization →