Brandwave

Microsoft Outlook vs Newton:Which is more popular?

In September 2026, Microsoft Outlook had more branded searches than Newton among email clients worldwide. Microsoft Outlook had about 1.2 million branded searches, while Newton had 720. Microsoft Outlook made up 83.1% of all email client searches we track, and Newton accounted for 0.05%. When we asked ChatGPT and Google AI Overviews about email clients, Microsoft Outlook appeared in all five answers and Newton in none.

Among email clients worldwide in September 2026

Who do people search for more?

Microsoft Outlook, about 1694 searches for every 1 for Newton

Microsoft Outlook 1.2M searchesNewton 720 searches

Who does AI mention more?

Microsoft Outlook, mentioned in every answer we collected

Microsoft Outlook in 5 of 5Newton in 0 of 5

Who does AI recommend more?

Microsoft Outlook, the only one of the two named

Microsoft Outlook first in 5Newton never named

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Top email clients in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Microsoft Outlook appeared in all five answers. Newton did not appear in any of the five answers.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Microsoft Outlook1st
  2. Apple Mail2nd
  3. Thunderbird3rd
  4. Spark4th
  5. Proton Mail5th
  6. Superhuman6th
  7. Airmail–
  8. Newton–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Microsoft Outlook5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Apple Mail5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Spark4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Thunderbird4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Superhuman3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Proton Mail3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Airmail0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Newton0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about email clients

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Microsoft Outlook or Newton more popular in search?

This chart shows how often people search Google for Microsoft Outlook and Newton by name. Each line represents a brand's share of searches for all eight email clients we track, month by month, from English-language searches worldwide.

Microsoft Outlook and Newton among email clients worldwide, by month

Share of searches by month for Microsoft Outlook, Newton. The figures are in the table below the chart.

View monthly share of searches table
MonthMicrosoft OutlookApple MailSparkThunderbirdSuperhumanAirmailNewtonProton Mail
Oct 202586.7%7.8%1.3%2%1.1%1.1%0.04%<0.01%
Nov 202584.8%9.3%1.3%2%1.5%1%0.06%<0.01%
Dec 202581.6%11%1.5%2.5%1.7%1.5%0.11%<0.01%
Jan 202684.1%9.2%1.2%2.6%1.8%1%0.06%<0.01%
Feb 202686.4%7.8%0.85%2.3%1.9%0.7%0.06%<0.01%
Mar 202685.7%7.7%1%2.4%2.3%0.85%0.05%0.01%
Apr 202684.4%7.6%1.3%2.9%2.7%1%0.11%0.01%
May 202684.9%7.7%1.3%2.6%2.7%0.85%0.05%0.01%
Jun 202685.1%7.7%1.5%2.1%2%1.3%0.25%0.01%
Jul 202683.5%9.2%1.5%2.6%2.1%1%0.08%0.02%
Aug 202683.8%9.3%1.5%2.4%1.6%1.3%0.05%0.02%
Sep 202683.1%9.2%2.8%2%1.8%1%0.05%0.02%

How has the Microsoft Outlook and Newton comparison changed over the last 12 months?

3 findings
  • Microsoft Outlook was ahead of Newton in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Microsoft Outlook’s share of searches among email clients worldwide moved from 86.7% to 83.1%, and its estimated monthly branded searches moved from 1.8M to 1.2M.
  • Across the 12 months ending September 2026, Newton’s share of searches among email clients worldwide moved from 0.04% to 0.05%, and its estimated monthly branded searches moved from 880 to 720.

How did search popularity change for email clients worldwide in September 2026?

2 changes
  1. In September 2026, Microsoft Outlook lost share of searches among email clients worldwide, from 83.8% to 83.1%.

  2. Estimated monthly branded searches for Newton worldwide fell 18.2% over 12 measured months, from 880 to 720 in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Microsoft Outlook’s and Newton’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Microsoft Outlook

1 branded search term

  • microsoft outlook

Newton

1 branded search term

  • newton mail

How the Brand Demand Index is measured

Other head-to-heads among email clients

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