Weightless Add to Chrome ↗

Everything it does.
Really everything.

Write, read, search, act, translate… Here is everything Weightless AI can do, theme by theme, with the articles that explain it step by step.

  • 8AI engines
  • 9languages
  • 6personas
  • 9colours + your own
  • 100,000characters read
  • 0servers, 0 trackers

Some features are explained in detail in an article: their tile shows the Article badge, just click it. The others will get theirs soon, as new articles come out regularly on the blog. See the blog

Write

  • Article

    Right-click in a field: Fix spelling & grammar, Rephrase, Shorten, More professional tone, Warmer tone — replaced in place, with Undo

  • Article

    Insert a reply right where your cursor is

  • /email: write or answer an email

  • /translate into your language or any other (/translate es)

  • The text always keeps its original language

Read and analyse

  • Summarise the open page (/page) — up to 100,000 characters

  • Right-click a selection: Analyse, Summarise, Translate, Explain, Reply by email

  • Attached images and PDFs, up to 10 MB

  • Built-in Google Search, numbered, clickable sources

Act

  • Article

    Appointment Google Calendar opens, already filled in.

    Google CalendarOutlook.ics fileTime zone

  • Task “I’ll send you the quote on Friday.”

    Google TasksDue date

  • Reminder A notification right on time.

    On your deviceEditableCancellable

  • Address Directions in one click.

    Google Maps

  • Contact The signature becomes a contact card.

    .vcf fileGoogle ContactsAddress book

  • Poll “The 17th, 18th or 19th?”

    DoodleFramadate

Chat

  • 8 engines: Gemini, ChatGPT, Claude, Mistral, Groq, OpenRouter, Gemini Nano, Ollama

  • One engine per tab, up to 5 conversations side by side

  • Gemini Nano and Ollama, locally: nothing leaves your computer

  • 6 personas: Dev, Editor, Translator, Teacher, Analyst, Coach

  • / commands: /page, /summary, /translate, /explain, /code, /fix, /analyse, /email

Languages

  • Interface in 9 languages: French, English, Spanish, German, Italian, Portuguese, Japanese, Chinese, Arabic (right to left)

  • It follows your browser’s language, or the one you choose

  • Answers in the language of your message, or in a language you set

  • Translation into any language: /translate es, /translate ja…

  • Rewritten text keeps its language: a French email stays in French

  • / commands in your language (/résume, /zusammenfassen…)

Customise

  • Your standing instructions (system prompt)

  • Your own / commands and your favourite prompts

  • 9 interface languages

  • 9 colours or your own, automatic light or dark theme

  • Text size, quick actions, notifications

Everywhere

  • Article

    Alt + W from any page, including chrome://

  • Independent floating window: it stays open when you switch tabs

  • On a Chromebook, it reopens at startup

  • Fully usable by keyboard, works with screen readers

Back up

  • Google Drive: conversations, settings, favourites and commands in sync

  • A private folder reserved for the extension, invisible in your Drive

  • Markdown export (click) or PDF (Shift + click), printing

Security on every level

  • Nothing is ever sent to us.

  • Article

    No server

  • No tracker

  • Keys stored locally

  • Filtered answers

  • No external scripts

  • Article

    Reads only on request

  • Booby-trapped pages foiled

Add
to Chrome