Pairline

Read the original.
Understand the second line.

Read the web with lightweight translations that stay close to the original text.

Pairline adds quiet, interlinear annotations without replacing the page you came to read.

Chrome Web Store — Under Review

Available for desktop Google Chrome. Browser and language support may vary.

See it on real text.

Switch Pairline on and off. This is preset text — no model, no API, nothing leaves the page.

Annotation language

Interactive preview — sample translations only. Nothing is translated by a server, and nothing leaves this page.

How it works

  1. Read

    Browse the websites you already use.

  2. Turn on Pairline

    Choose the language that helps you and switch Pairline on.

  3. Keep reading

    Lightweight translations appear close to the original text without replacing the page.

Pairline currently focuses on bilingual reading.

In practice

A Reddit thread with Pairline annotations under the original posts
Long-form reading — annotations stay close to the original text.
A CNN news page with annotations under the original headlines
Complex layouts — headings, lists and links keep their structure.
A Japanese government page with annotations under the original text
Older and multilingual pages — the structure survives, the source stays visible.

Privacy

Local translation. No Pairline translation server.

  • No account required.
  • Page text is not sent to Pairline-owned servers.
  • Translation uses Chrome's on-device language capabilities when available.

Read the Privacy Policy

Bring Pairline to the web you already read.

Chrome Web Store — Under Review

Public Beta. Built for desktop Google Chrome.