Readray

The proactive reading AI — AI summaries for YouTube, PDF and web, read together with you

About Readray

Readray (formerly Lilys AI) reads papers, videos, textbooks and articles alongside you, proactively surfacing key points, interactive visuals and follow-up research with sentence-level citations to the source. It analyzes video scenes and frames, reads images and tables in papers, and builds a source library an AI agent can organize and chat with.

Readray website preview

Live preview of lilys.ai via the WordPress mShots service — it can take a few seconds to generate on a first visit.

Readray: strengths & things to check

Strengths

Free tier available — you can start without paying (freemium model).
Covers ai summaries, reading assistant, youtube summary, pdf analysis, citations — see the focus areas listed in its key facts.
Has 3 close alternatives in the same category on this page, so switching or comparing is easy.

Things to check

The full feature set sits behind a paid plan — check which limits the free tier carries on the official site before committing.
Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
It is one of 2092 tools in the Productivity & Notes category here — compare it against the alternatives below before you commit.

Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.

Readray pricing

Pricing model	Freemium — a free tier lets you start, and paid plans are available if you need more.
Free access	Yes — free tier, paid upgrades available
Current plan prices	Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale.
Official site	lilys.ai

Readray key facts

Category: Productivity & Notes
Pricing: Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas: ai summaries, reading assistant, youtube summary, pdf analysis, citations
Official site: lilys.ai

Readray FAQ

How much does Readray cost?

Freemium — a free tier lets you start, and paid plans are available if you need more. Current plans and prices are listed on the official site (lilys.ai).

What is Readray used for?

The proactive reading AI — AI summaries for YouTube, PDF and web, read together with you Its focus areas in the Productivity & Notes category: ai summaries, reading assistant, youtube summary, pdf analysis, citations.

Where can I try Readray?

On its official site, lilys.ai — the Visit Official Site button above goes straight there.

Readray vs alternatives

	Readray	docAnalyzer	Glarity	Transgate
Pricing	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Free — listed in this directory as a free tool, with no paid plan required to use it.	Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas	ai summaries, reading assistant, youtube summary, pdf analysis, citations	document chat, pdf, citations, research	summarizer, browser extension, youtube summary, translation, open source	transcription, speech to text, translation, ai summaries
Official site	lilys.ai	docanalyzer.ai	glarity.app	transgate.ai
Directory status	Listed	Listed	Listed	Listed

Side-by-side from each listing's own directory data. Full alternative cards are below.

About the Productivity & Notes category

Notes, tasks, and project tools that keep you organized and focused. The Productivity & Notes category on Tools Hub currently lists 2092 tools. Alongside Readray, it includes AIPRM, Glarity, TurboScribe, LockedIn AI.

FreemiumProductivity & Notesai-summariesreading-assistantyoutube-summarypdf-analysiscitations

Alternatives to Readray

Tools in the same Productivity & Notes category that share focus areas with Readray — worth comparing before you commit:

Productivity & Notes

docAnalyzer

Source-grounded AI document workspace

Freemiumdocument-chatpdfcitationsresearch

Productivity & Notes

Glarity

Summarize and translate any page — free ChatGPT summary extension for YouTube and webpages

Freesummarizerbrowser-extensionyoutube-summarytranslation

Productivity & Notes

Transgate

AI transcription and translation with pay-as-you-go pricing

Freemiumtranscriptionspeech-to-texttranslationai-summaries

More in Productivity & Notes

Comparing tools in the Productivity & Notes category? These related listings are worth a look: AIPRM — Your cheat code for ChatGPT — prompt management tool and community prompt library; Glarity — Summarize and translate any page — free ChatGPT summary extension for YouTube and webpages; TurboScribe — Transcribe audio and video to text in 98+ languages with unlimited transcription.