Brandwave

G2 vs Reviews.io:Which is more popular?

In September 2026, G2 had more branded searches than Reviews.io among customer review platforms worldwide. G2 had about 458,000 branded searches, while Reviews.io had 3,600. G2 made up 13.6% of all customer review platform searches we track, and Reviews.io accounted for 0.11%. When we asked ChatGPT and Google AI Overviews about customer review platforms, G2 appeared in three of the five answers and Reviews.io in two. G2 was mentioned before Reviews.io in two out of three answers that named either.

Among customer review platforms worldwide in September 2026

Who do people search for more?

G2, about 127 searches for every 1 for Reviews.io

G2 458K searchesReviews.io 3.6K searches

Who does AI mention more?

G2, mentioned in 3 of 5 answers, Reviews.io in 2

G2 in 3 of 5Reviews.io in 2 of 5

Who does AI recommend more?

G2, named ahead of Reviews.io in 2 of 3 answers

G2 first in 2Reviews.io first in 1

Follow G2 vs Reviews.io and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Track your brand against a rival →

Top customer review platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, G2 was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Reviews.io was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. G2 was listed before Reviews.io in two out of three answers that named either.

Most recommended by AI

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

  1. Trustpilot1st
  2. Birdeye2nd
  3. G23rd
  4. Capterra4th
  5. Reviews.io5th
  6. Judge.me6th
  7. Yotpo7th
  8. Feefo–
  9. Okendo–

Mentioned by AI

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

  • Trustpilot5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • G23 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Birdeye3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Capterra3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Judge.me2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Reviews.io2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Yotpo1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Feefo0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Okendo0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about customer review 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 G2 or Reviews.io more popular in search?

This chart shows how often people search Google for G2 and Reviews.io by name. Each line represents a brand's share of searches for all nine customer review platforms we track, month by month, from English-language searches worldwide.

G2 and Reviews.io among customer review platforms worldwide, by month

Share of searches by month for G2, Reviews.io. The figures are in the table below the chart.

View monthly share of searches table
MonthTrustpilotG2BirdeyeCapterraYotpoJudge.meFeefoOkendoReviews.io
Oct 202583.6%11.5%1.8%1.2%0.83%0.37%0.3%0.2%0.16%
Nov 202588.1%8.1%1.6%0.87%0.58%0.26%0.26%0.14%0.12%
Dec 202586.1%9.7%1.6%1%0.7%0.38%0.25%0.17%0.11%
Jan 202687.8%8.1%1.6%1.1%0.58%0.32%0.26%0.17%0.12%
Feb 202687.3%8.1%1.9%1.1%0.71%0.39%0.26%0.17%0.14%
Mar 202681.8%11.2%4%1.2%0.66%0.36%0.36%0.2%0.13%
Apr 202684%11.6%1.5%1.2%0.68%0.37%0.25%0.2%0.11%
May 202681.7%13.8%1.8%1.2%0.66%0.36%0.2%0.2%0.11%
Jun 202682%13.7%1.5%1.2%0.66%0.36%0.24%0.2%0.13%
Jul 202682%13.7%1.5%1.2%0.66%0.36%0.2%0.2%0.13%
Aug 202684.3%11.6%1.5%1%0.56%0.37%0.25%0.25%0.11%
Sep 202681.5%13.6%2.2%1.2%0.54%0.36%0.24%0.2%0.11%

How has the G2 and Reviews.io comparison changed over the last 12 months?

3 findings
  • G2 was ahead of Reviews.io in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, G2’s share of searches among customer review platforms worldwide moved from 11.5% to 13.6%, and its estimated monthly branded searches moved from 376K to 458K.
  • Across the 12 months ending September 2026, Reviews.io’s share of searches among customer review platforms worldwide moved from 0.16% to 0.11%, and its estimated monthly branded searches moved from 5.4K to 3.6K.

How did search popularity change for customer review platforms worldwide in September 2026?

2 changes

  1. In September 2026, G2 gained share of searches among customer review platforms worldwide, from 11.6% to 13.6%.

  2. Estimated monthly branded searches for Reviews.io worldwide fell 33.3% over 12 measured months, from 5.4K to 3.6K in September 2026.

How are branded searches counted?

3 search terms

Brandwave collects information about searches that people make online using G2’s and Reviews.io’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.

G2

2 branded search terms

  • g2
  • g2 reviews

Reviews.io

1 branded search term

  • reviewsio

How the Brand Demand Index is measured

Other head-to-heads among customer review platforms

Creator with pink hair and a pink jacket

Put your own brand in this comparison

Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.

Start free