Brandwave

Referral Rock vs TrustRadius:Which is more popular?

In September 2026, TrustRadius had more branded searches than Referral Rock among brand advocacy platforms worldwide. TrustRadius had about 5,400 branded searches, while Referral Rock had 1,000. TrustRadius made up 0.9% of all brand advocacy platform searches we track, and Referral Rock accounted for 0.17%. When we asked ChatGPT and Google AI Overviews about brand advocacy platforms, Referral Rock appeared in two of the five answers and TrustRadius in one. Referral Rock was mentioned before TrustRadius in every answer that named either.

Among brand advocacy platforms worldwide in September 2026

Who do people search for more?

TrustRadius, about 5 searches for every 1 for Referral Rock

TrustRadius 5.4K searchesReferral Rock 1K searches

Who does AI mention more?

Referral Rock, mentioned in 2 of 5 answers, TrustRadius in 1

Referral Rock in 2 of 5TrustRadius in 1 of 5

Who does AI recommend more?

Referral Rock, named ahead of TrustRadius in 2 of 2 answers

Referral Rock first in 2TrustRadius never first

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Top brand advocacy platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Referral Rock was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. TrustRadius was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Referral Rock was listed before TrustRadius in every answer that named either.

Most recommended by AI

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

  1. Influitive1st
  2. Referral Factory2nd
  3. DSMN83rd
  4. Referral Rock4th
  5. Birdeye5th
  6. Yotpo6th
  7. UserEvidence7th
  8. Extole8th
  9. G29th
  10. TrustRadius10th
  11. +1 more

Mentioned by AI

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

  • Influitive4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Birdeye3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Yotpo3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Referral Factory3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • G22 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Extole2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • DSMN82 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Referral Rock2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • UserEvidence2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • TrustRadius1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+1 more

See every answer about brand advocacy 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.

Is Referral Rock or TrustRadius more popular in search?

This chart shows how often people search Google for Referral Rock and TrustRadius by name. Each line represents a brand's share of searches for all 11 brand advocacy platforms we track, month by month, from English-language searches worldwide.

Referral Rock and TrustRadius among brand advocacy platforms worldwide, by month

Share of searches by month for TrustRadius, Referral Rock. The figures are in the table below the chart.

View monthly share of searches table
MonthG2BirdeyeCapterraYotpoTrustRadiusExtoleDSMN8Referral RockReferral FactoryUserEvidenceInfluitive
Oct 202572.7%11.7%7.8%5.2%1%0.37%0.19%0.37%0.31%0.14%0.17%
Nov 202570.7%13.9%7.6%5.1%1%0.37%0.23%0.37%0.37%0.17%0.17%
Dec 202572.7%11.7%7.8%5.2%1%0.31%0.21%0.31%0.31%0.14%0.17%
Jan 202669.4%13.6%9.1%5%1.2%0.36%0.29%0.36%0.36%0.16%0.16%
Feb 202666.5%15.8%8.7%5.8%1.4%0.42%0.34%0.34%0.34%0.19%0.19%
Mar 202664.1%23%6.9%3.8%0.92%0.27%0.27%0.22%0.22%0.15%0.12%
Apr 202675.3%9.9%8.1%4.4%1.1%0.32%0.2%0.2%0.26%0.14%0.12%
May 202677.6%10.2%6.8%3.7%0.74%0.22%0.17%0.17%0.22%0.1%0.1%
Jun 202678.9%8.5%7%3.8%0.76%0.22%0.22%0.17%0.17%0.12%0.1%
Jul 202678.8%8.5%7%3.8%0.93%0.28%0.17%0.17%0.17%0.1%0.1%
Aug 202677.1%10.2%6.8%3.7%1.1%0.27%0.21%0.21%0.21%0.12%0.1%
Sep 202676.1%12.3%6.7%3%0.9%0.27%0.22%0.17%0.15%0.1%0.08%

How has the Referral Rock and TrustRadius comparison changed over the last 12 months?

3 findings

How did search popularity change for brand advocacy platforms worldwide in September 2026?

1 change

  1. In September 2026, Referral Rock rose from 9th to 8th among brand advocacy platforms worldwide.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Referral Rock’s and TrustRadius’ 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.

Referral Rock

1 branded search term

  • referral rock

TrustRadius

1 branded search term

  • trustradius

How the Brand Demand Index is measured

Other head-to-heads among brand advocacy platforms

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