Independent product intelligence · Worldwide · 2026-05-01 → 2026-07-31

Letterbot AIletterbot.ai

Letterbot AI is an AI-powered tool that helps users write, reply to, and summarize emails, saving time and improving email communication.

Text & Contentletterbot.aiTracked since 2026-08-211 discovery source
71Backlinks
45Referring domains
14Domain authority
-4.5%Referring domains · 90 days

Authority & distribution

How strong is Letterbot AI’s web footprint?

Backlinks measure accumulated distribution; referring domains show how broadly that authority is spread. Both are observable on the open web, so both are published for every product here.

Backlinks

71Current snapshot

Referring domains

45Current snapshot

Authority

14Domain authority · category median 22

90-day move

-4.5%Referring domains, last 90 days
At 14, Letterbot AI sits below the 22 median for its category.

Trajectory · Pro

The counts above are the latest of 370 daily observations. The curve through them is on the full profile.

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Traffic & engagement

Where Letterbot AI ranks

Measured · Pro

Measured for this product: global rank.

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AI referral visibility

Which AI assistants are already sending Letterbot AI traffic?

Measured · Pro

Measured for this product: AI referral traffic.

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Product profile

What Letterbot AI is selling.

Traffic makes more sense when you can connect it to the actual product promise.

“Letterbot AI”

Letterbot AI is an AI-powered tool that helps users write, reply to, and summarize emails, saving time and improving email communication.

Text & ContentSeen 2026-08-21 → 2026-08-21Coverage tier C

What we have measured

4 of 8 signal groups are available for this product: identity, authority and backlinks, AI referrals, search demand.

Not measured for this domain: traffic and engagement, audience demographics, country distribution, acquisition mix. Those sections are left out of the page rather than filled with estimates.

Canonical website: http://letterbot.ai

Observed across 1 discovery source.

Research questions

What the evidence answers about Letterbot AI.

Every answer is tied to a source we collected, and the questions with no evidence behind them are left unanswered rather than guessed.

What does Letterbot AI do?

Letterbot AI is an AI-powered tool that helps users write, reply to, and summarize emails. It is designed to save time and improve email communication by working directly inside Gmail and Outlook. The tool supports 13 languages, including English, German, and Spanish.

What problem does Letterbot AI solve?

Letterbot AI solves the problem of time-consuming email tasks. It allows users to write emails from scratch, reply intelligently, generate subject lines, summarize long emails, and fix grammar and spelling errors, all without leaving their browser inbox.

What features does Letterbot AI offer?

Letterbot AI offers six core tools: writing emails from scratch, replying intelligently, generating subject lines, summarizing long emails, fixing grammar and spelling, and writing sales emails. It is available as a Chrome extension and a web app that integrates with Gmail and Outlook.

How is Letterbot AI priced?

Letterbot AI is free to get started. The homepage states it is 'Free to get started' and includes a call to action to 'Add to Chrome — Free'.

Who is Letterbot AI for?

Letterbot AI is for professionals who use Gmail or Outlook for email communication. The homepage explicitly mentions its utility for tasks like writing sales emails, indicating it is for anyone needing to improve their email productivity and writing quality.

5 of 6 research questions are answered for this product. The rest need source evidence we have not collected yet, so they are left unanswered rather than guessed.

Behind the lock

Unlock full Letterbot AI intelligence.

  • Backlink trajectoryThe figures above are the latest observation. The daily curve behind them holds 370.
  • AI referral detailHow much traffic assistants send.
  • Search structure and ranking depthOrganic against paid, brand against non-brand, and how many keywords rank in the top three against the long tail — which is what decides whether the demand is portable or tied to the name.
  • The rest of the marketPage through every leaderboard 100 rows at a time, put any five products side by side, and query the whole dataset over API / MCP.

Worldwide estimates · Data period 2026-05-01 → 2026-07-31. Figures are measured estimates intended for market research. Signals we have not measured for this domain are omitted, never estimated; a measured zero is still reported as zero. How this was measured