Brandwave

How popular isCaptions?

In September 2026, people searched for Captions by name about 72,600 times worldwide, a 31.1% decrease from the previous year. These searches made up 2.2% of all global AI avatar video platform searches, placing Captions fourth out of six platforms. When we asked both ChatGPT and Google AI Overviews about AI avatar video platforms, Captions appeared in two of the five answers and was the fifth most recommended of the six.

Search and AI answers in September 2026

Captions is the fourth most searched of 6 competitors and the fifth most recommended in AI answers.

  1. HeyGenShare of searches 59.9%Mentioned in 4 of 5 AI answersPlace in AI recommendations 2nd
  2. D-IDShare of searches 30%Mentioned in 4 of 5 AI answersPlace in AI recommendations 3rd
  3. SynthesiaShare of searches 7.5%Mentioned in 4 of 5 AI answersPlace in AI recommendations 1st
  4. CaptionsShare of searches 2.2%Mentioned in 2 of 5 AI answersPlace in AI recommendations 5th
  5. ColossyanShare of searches 0.37%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th

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Top AI avatar video platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Captions was mentioned in two out of five: in two of the three ChatGPT answers, but not in either of the two Google AI Overviews. Captions is the fifth most recommended of the six.

Most recommended by AI

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

  1. Synthesia1st
  2. HeyGen2nd
  3. D-ID3rd
  4. Colossyan4th
  5. Captions5th
  6. Elai–

Mentioned by AI

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

  • HeyGen4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • D-ID4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Synthesia4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Captions2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Colossyan2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Elai0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about AI avatar video 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 AI avatar video platforms compete with Captions?

Captions against AI avatar video platforms worldwide, by month

Share of searches by month for HeyGen, D-ID, Synthesia, Captions. The figures are in the table below the chart.

View monthly share of searches table
MonthHeyGenD-IDSynthesiaCaptionsColossyanElai
Oct 202558.2%26.5%12.1%2.8%0.39%0.03%
Nov 202559.1%26%11.8%2.7%0.39%0.03%
Dec 202558.3%26.6%12.1%2.7%0.32%0.02%
Jan 202662.3%23.9%10.9%2.5%0.36%0.02%
Feb 202663%24.8%9.2%2.6%0.37%0.02%
Mar 202662.9%24.8%9.2%2.6%0.37%0.02%
Apr 202663.2%24.9%9.3%2.2%0.3%0.02%
May 202663.9%25.7%7.8%2.3%0.26%0.02%
Jun 202662%25.2%9.3%3.1%0.31%0.01%
Jul 202662%25.2%9.3%3.1%0.31%0.01%
Aug 202663%26%7.9%2.7%0.32%0.01%
Sep 202659.9%30%7.5%2.2%0.37%<0.01%

  1. 1.HeyGen

    59.9%

    Held 1st. 2M estimated branded searches, 0% vs prior month. Share -3.2 points.

  2. 2.D-ID

    30%

    Held 2nd. 1M estimated branded searches, +21.5% vs prior month. Share +4 points.

  3. 3.Synthesia

    7.5%

    Held 3rd. 250K estimated branded searches, +0.32% vs prior month. Share -0.4 points.

  4. 4.Captions

    2.2%

    Held 4th. 72.6K estimated branded searches, -15.7% vs prior month. Share -0.5 points.

  5. 5.Colossyan

    0.37%

    Held 5th. 12.3K estimated branded searches, +22.6% vs prior month. Share +0.1 points.

  6. 6.Elai

    <0.01%

    Held 6th. 270 estimated branded searches, -18.2% vs prior month. Share 0 points.

Compare popularity between Captions and its closest rivals

Every comparison with Captions

5 comparisons

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

2 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for Captions worldwide fell from 105K to 72.6K.
  • Across the 12 months ending September 2026, Captions’ share of searches among AI avatar video platforms worldwide decreased from 2.8% to 2.2%.

How did search popularity change for AI avatar video platforms worldwide in September 2026?

6 changes

  1. In September 2026, D-ID gained share of searches among AI avatar video platforms worldwide, from 26% to 30%.

  2. In September 2026, HeyGen lost share of searches among AI avatar video platforms worldwide, from 63% to 59.9%.

  3. In September 2026, Captions lost share of searches among AI avatar video platforms worldwide, from 2.7% to 2.2%.

  4. Estimated monthly branded searches for Elai worldwide fell 79.4% over 12 measured months, from 1.3K to 270 in September 2026.

  5. Estimated monthly branded searches for Synthesia worldwide fell 45.2% over 12 measured months, from 457K to 250K in September 2026.

  6. Estimated monthly branded searches for Colossyan worldwide fell 17.2% over 12 measured months, from 14.9K to 12.3K in September 2026.

How are Captions’ branded searches counted?

2 search terms

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

  • captions ai
  • captions app

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How the Brand Demand Index is measured

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