Brandwave

How popular isGoogle Vault?

In September 2026, people searched for Google Vault by name about 27,100 times worldwide, a 22.1% increase from the previous year. These searches made up 9.1% of all global email archiving platform searches, placing Google Vault fourth out of seven platforms. When we asked both ChatGPT and Google AI Overviews about email archiving platforms, Google Vault appeared in four of the five answers and was the fourth most recommended of the seven.

Search and AI answers in September 2026

Google Vault is the fourth most searched of 7 competitors and the fourth most recommended in AI answers.

  1. MimecastShare of searches 36.8%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
  2. Microsoft PurviewShare of searches 20.3%Mentioned in 3 of 5 AI answersPlace in AI recommendations 2nd
  3. ProofpointShare of searches 20.3%Mentioned in 4 of 5 AI answersPlace in AI recommendations 3rd
  4. Google VaultShare of searches 9.1%Mentioned in 4 of 5 AI answersPlace in AI recommendations 4th
  5. BarracudaShare of searches 6.2%Mentioned in 3 of 5 AI answersPlace in AI recommendations 5th

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Top email archiving platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Google Vault was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Google Vault is the fourth most recommended of the seven.

Most recommended by AI

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

  1. Mimecast1st
  2. Microsoft Purview2nd
  3. Proofpoint3rd
  4. Google Vault4th
  5. Barracuda5th
  6. Smarsh6th
  7. Global Relay–

Mentioned by AI

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

  • Mimecast5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Proofpoint4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Google Vault4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Microsoft Purview3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Barracuda3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Smarsh2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Global Relay0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about email archiving platforms

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.

Which email archiving platforms compete with Google Vault?

Google Vault against email archiving platforms worldwide, by month

Share of searches by month for Mimecast, Microsoft Purview, Proofpoint, Google Vault, Barracuda, Global Relay, Smarsh. The figures are in the table below the chart.

View monthly share of searches table
MonthMimecastMicrosoft PurviewProofpointGoogle VaultBarracudaGlobal RelaySmarsh
Oct 202537.8%17%20.8%7.6%6.4%6.2%4.2%
Nov 202534.5%18.8%23%8.5%5.8%5.6%3.8%
Dec 202537.3%16.7%20.4%9.2%6.2%6.1%4.1%
Jan 202638.1%17.2%21%7.7%6.3%6.3%3.4%
Feb 202634.4%18.8%23%8.4%6%5.6%3.8%
Mar 202634.4%18.9%23.1%8.5%5.7%5.7%3.8%
Apr 202631.8%21.2%21.2%9.5%6.4%6.4%3.5%
May 202633.5%18.3%22.4%10%6.7%5.5%3.7%
Jun 202636.5%20.1%20.1%7.4%6%6%4%
Jul 202635.1%19.2%19.2%8.6%8.3%5.7%3.8%
Aug 202634.4%18.8%23%8.5%6.9%4.6%3.8%
Sep 202636.8%20.3%20.3%9.1%6.2%4.1%3.3%
  1. 1.Mimecast

    36.8%

    Held 1st. 110K estimated branded searches, +21.5% vs prior month. Share +2.4 points.

  2. Moved from 3rd to 2nd. 60.5K estimated branded searches, +22.2% vs prior month. Share +1.4 points.

  3. 3.Proofpoint

    20.3%

    Moved from 2nd to 3rd. 60.5K estimated branded searches, 0% vs prior month. Share -2.8 points.

  4. Held 4th. 27.1K estimated branded searches, +22.1% vs prior month. Share +0.6 points.

  5. 5.Barracuda

    6.2%

    Held 5th. 18.6K estimated branded searches, +3.2% vs prior month. Share -0.6 points.

  6. Held 6th. 12.1K estimated branded searches, 0% vs prior month. Share -0.6 points.

  7. 7.Smarsh

    3.3%

    Held 7th. 9.9K estimated branded searches, 0% vs prior month. Share -0.5 points.

Compare popularity between Google Vault and its closest rivals

Every comparison with Google Vault

6 comparisons

How has branded search demand for Google Vault changed worldwide over the last 12 months?

3 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Google Vault worldwide rose from 22.2K to 27.1K.
  • Across the 12 months ending September 2026, Google Vault’s share of searches among email archiving platforms worldwide increased from 7.6% to 9.1%.
  • Across the 12 months ending September 2026, Google Vault’s share of searches among email archiving platforms worldwide peaked at 10% in May 2026 and was lowest at 7.4% in June 2026.

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

6 changes
  1. In September 2026, Microsoft Purview overtook Proofpoint to rank 2nd among email archiving platforms worldwide, with 20.3% of the searches.

  2. In September 2026, Mimecast gained share of searches among email archiving platforms worldwide, from 34.4% to 36.8%.

  3. In September 2026, Google Vault gained share of searches among email archiving platforms worldwide, from 8.5% to 9.1%.

  4. In September 2026, Proofpoint lost share of searches among email archiving platforms worldwide, from 23% to 20.3%.

  5. In September 2026, Barracuda lost share of searches among email archiving platforms worldwide, from 6.9% to 6.2%.

  6. In September 2026, Global Relay lost share of searches among email archiving platforms worldwide, from 4.6% to 4.1%.

How are Google Vault’s branded searches counted?

1 search term

Brandwave collects information about searches that people make online using Google Vault’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • google vault

How the Brand Demand Index is measured

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Is Google Vault your brand?

Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.