Cognitive support for difficult reading

Understand anything you read.

Highlight text on any webpage and Explainly streams a clear explanation — at the exact depth you need.

★★★★★ Loved on the Chrome Web Store Free plan, no card
ELI5 · Normal
Deep · Why?
Powered by streaming AI

Understand anything you read.

Highlight any text on the web and get an instant explanation in four depths — ELI5, Normal, Deep, and Why? Your personal reading companion, everywhere you browse.

★★★★★ On the Chrome Web Store Works on any webpage
How it works

Three steps. Zero friction.

No new tabs, no copy-paste. Explainly lives right inside the page you're reading.

01

Highlight any text

Select a word, sentence, or whole paragraph on any site — articles, docs, PDFs, research papers.

02

Pick a depth

Tap ELI5, Normal, Deep, or Why? — switch modes anytime to go shallower or deeper.

03

Read it stream in

A clear explanation appears in a popup, streaming word-by-word. Save it, hear it, or move on.

nature.com/articles/biology-of-aging

Senescent cells accumulate with age and secrete a cocktail of inflammatory signals known as the senescence-associated secretory phenotype, which can drive tissue dysfunction in nearby healthy cells.

Explainly
ELI5 mode
Four explanation modes

One highlight, four depths.

The same sentence, explained for whoever you are right now — a curious beginner or a careful researcher. Try it live.

You highlighted

"The measurement of one entangled particle instantaneously influences the state of its partner, regardless of the distance between them."

NormalClear, everyday language
Streaming Adapts to page theme
Features

Built for serious reading.

Intellectually deep, operationally lightweight — everything you need to stay in flow.

Streaming AI

Explanations appear word-by-word the instant you ask — no spinners, no waiting for the whole answer.

Real-time

Theme adaptive

Explainly reads the page around it and matches — light, dark, or anything in between. Always legible, never jarring.

Light · Dark

Saved library

Keep the explanations worth remembering. Build a personal library you can search and revisit anytime.

Searchable

Built-in PDF viewer

Open PDFs right inside Explainly and highlight to explain — the same flow that works everywhere else on the web.

PDF-native

Text-to-speech

Prefer to listen? Have any explanation read aloud in a natural voice — perfect for long sessions and resting your eyes.

Natural voice

Private by design

Explainly never stores what you highlight — only the explanations you choose to save. Everything is encrypted in transit, never sold, and deletable anytime.

Nothing stored by default
Pricing

Start free. Upgrade when it clicks.

Every plan includes the highlight-to-explain core. Pay only when you want more depth and room.

Save up to 37% with annual billing

Free

For casual reading and trying things out.

0/forever
No card required
Add to Chrome
  • ELI5 & Normal: 15 explains/day
  • 2 Deep · 1 Why? per day (sign-in)
  • 5 anonymous uses before sign-in
  • Auto dark / light theme
  • Local library (50 saves)
  • Cloud saves & PDF viewer
Most popular

Pro

For everyday learners and curious minds.

149/mo
₹149/mo · $4.99/mo
Get Pro
  • All four modes (ELI5, Normal, Deep, Why?)
  • 100 explains/day + 10 Deep & Why?/day
  • PDF viewer included
  • Cloud saves (up to 500)
  • Text-to-speech
  • Priority queue & premium AI

Premium

For power readers, students & researchers.

399/mo
₹399/mo · $11.99/mo
Get Premium
  • Everything in Pro
  • 500 explains/day + 75 Deep & Why?/day
  • PDF viewer (large context)
  • Priority queue
  • Future premium AI models
  • Priority support
Compare all features
FeatureFreeProPremium
Price (monthly)₹0 / $0₹149/mo · $4.99₹399/mo · $11.99
Price (annual)₹1,440/yr · ₹120/mo₹2,999/yr · ₹250/mo
ELI5 & Normal/day15100500
Deep mode2/day (sign-in)10/day75/day
Why? mode1/day (sign-in)10/day75/day
PDF viewer✓ Large context
Cloud saves✓ 500 saves✓ 2,500 saves
Local library50 saves
Priority queue
Premium AI models✓ As released
Streaming AI
Text-to-speech
Theme adaptive
SupportCommunityEmailPriority

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Ready when you are

Stop re-reading. Start understanding.

Add Explainly to Chrome and turn every difficult page into a conversation you can actually follow.