---
title: "Transcription services: Which brands are most popular in search?"
description: "Compare the services that transcribe audio and video. Share of Search among Otter, Rev, Fireflies.ai and Sonix, the transcription services Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/global-en/categories/ai-transcription-services"
publisher: "Brandwave"
---

# Transcription services: Which brands are most popular in search?

Compare the services that transcribe audio and video. Share of Search among Otter, Rev, Fireflies.ai and Sonix, the transcription services Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Competitive set**: Transcription services
- **Market**: Global
- **Brands compared**: 4
- **Month measured**: Aug 2026
- **Highest Share of Search**: Otter, 41%

## Which brand is most popular in search among transcription services worldwide?

- Otter and Rev share the highest estimated Share of Search among transcription services worldwide, at 41% and 40.9% in August 2026.
- Across the 11 months ending August 2026, Otter’s estimated Share of Search among transcription services worldwide decreased from 46.5% to 41%.
- Across the 11 months ending August 2026, Rev’s estimated Share of Search among transcription services worldwide increased from 32.2% to 40.9%.
- Across the 11 months ending August 2026, Fireflies.ai’s estimated Share of Search among transcription services worldwide decreased from 13.1% to 11.5%.
- Across the 11 months ending August 2026, Sonix’s estimated Share of Search among transcription services worldwide decreased from 8.2% to 6.6%.
- Across the 11 months ending August 2026, Otter’s estimated Share of Search among transcription services worldwide peaked at 49.1% in March 2026 and was lowest at 41% in August 2026.
- Across the 11 months ending August 2026, Rev’s estimated Share of Search among transcription services worldwide peaked at 40.9% in August 2026 and was lowest at 30.5% in March 2026.
- Across the 11 months ending August 2026, Fireflies.ai’s estimated Share of Search among transcription services worldwide peaked at 14.2% in November 2025 and was lowest at 11.4% in July 2026.
- Across the 11 months ending August 2026, Sonix’s estimated Share of Search among transcription services worldwide peaked at 10.1% in December 2025 and was lowest at 6.6% in August 2026.

## Compare search popularity between leading brands

- [Otter vs Rev: compare search popularity](/demand/global-en/compare/otter-ai-vs-rev): 41% against 40.9% Share of Search.
- [Otter vs Fireflies.ai: compare search popularity](/demand/global-en/compare/fireflies-ai-vs-otter-ai): 41% against 11.5% Share of Search.
- [Otter vs Sonix: compare search popularity](/demand/global-en/compare/otter-ai-vs-sonix): 41% against 6.6% Share of Search.
- [Rev vs Fireflies.ai: compare search popularity](/demand/global-en/compare/fireflies-ai-vs-rev): 40.9% against 11.5% Share of Search.
- [Rev vs Sonix: compare search popularity](/demand/global-en/compare/rev-vs-sonix): 40.9% against 6.6% Share of Search.
- [Fireflies.ai vs Sonix: compare search popularity](/demand/global-en/compare/fireflies-ai-vs-sonix): 11.5% against 6.6% Share of Search.

## How did search popularity change for transcription services worldwide in August 2026?

- In August 2026, Rev gained estimated Share of Search among transcription services worldwide, from 39.6% to 40.9%.
- In August 2026, Otter lost estimated Share of Search among transcription services worldwide, from 42.3% to 41%.
- Sonix’s estimated Share of Search among transcription services worldwide has lost ground for 3 months in a row, from 7.8% to 6.6% in August 2026.
- Estimated monthly branded searches for Fireflies.ai worldwide fell 31.1% over 11 measured months, from 168K to 116K in August 2026.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | Otter | 41% | 411K | -4.7% | Otter |
| 2 | Rev | 40.9% | 410K | +1.5% | Rev |
| 3 | Fireflies.ai | 11.5% | 116K | -0.3% | Fireflies.ai |
| 4 | Sonix | 6.6% | 66.3K | -2.0% | Sonix |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | Otter | 596K | 46.5% | 1 |
| Oct 2025 | Rev | 413K | 32.2% | 2 |
| Oct 2025 | Fireflies.ai | 168K | 13.1% | 3 |
| Oct 2025 | Sonix | 105K | 8.2% | 4 |
| Nov 2025 | Otter | 490K | 41.8% | 1 |
| Nov 2025 | Rev | 410K | 35% | 2 |
| Nov 2025 | Fireflies.ai | 166K | 14.2% | 3 |
| Nov 2025 | Sonix | 105K | 9% | 4 |
| Dec 2025 | Otter | 415K | 41.8% | 1 |
| Dec 2025 | Rev | 342K | 34.5% | 2 |
| Dec 2025 | Fireflies.ai | 135K | 13.6% | 3 |
| Dec 2025 | Sonix | 99.7K | 10.1% | 4 |
| Jan 2026 | Otter | 523K | 43.3% | 1 |
| Jan 2026 | Rev | 423K | 35% | 2 |
| Jan 2026 | Fireflies.ai | 163K | 13.5% | 3 |
| Jan 2026 | Sonix | 99.7K | 8.3% | 4 |
| Feb 2026 | Otter | 533K | 45.1% | 1 |
| Feb 2026 | Rev | 409K | 34.6% | 2 |
| Feb 2026 | Fireflies.ai | 138K | 11.7% | 3 |
| Feb 2026 | Sonix | 102K | 8.6% | 4 |
| Mar 2026 | Otter | 658K | 49.1% | 1 |
| Mar 2026 | Rev | 410K | 30.5% | 2 |
| Mar 2026 | Fireflies.ai | 169K | 12.6% | 3 |
| Mar 2026 | Sonix | 105K | 7.8% | 4 |
| Apr 2026 | Otter | 649K | 48.9% | 1 |
| Apr 2026 | Rev | 409K | 30.8% | 2 |
| Apr 2026 | Fireflies.ai | 168K | 12.7% | 3 |
| Apr 2026 | Sonix | 101K | 7.6% | 4 |
| May 2026 | Otter | 570K | 46.1% | 1 |
| May 2026 | Rev | 409K | 33% | 2 |
| May 2026 | Fireflies.ai | 162K | 13.1% | 3 |
| May 2026 | Sonix | 95.9K | 7.8% | 4 |
| Jun 2026 | Otter | 476K | 43.1% | 1 |
| Jun 2026 | Rev | 409K | 37% | 2 |
| Jun 2026 | Fireflies.ai | 138K | 12.5% | 3 |
| Jun 2026 | Sonix | 82.4K | 7.5% | 4 |
| Jul 2026 | Otter | 431K | 42.3% | 1 |
| Jul 2026 | Rev | 404K | 39.6% | 2 |
| Jul 2026 | Fireflies.ai | 116K | 11.4% | 3 |
| Jul 2026 | Sonix | 67.6K | 6.6% | 4 |
| Aug 2026 | Otter | 411K | 41% | 1 |
| Aug 2026 | Rev | 410K | 40.9% | 2 |
| Aug 2026 | Fireflies.ai | 116K | 11.5% | 3 |
| Aug 2026 | Sonix | 66.3K | 6.6% | 4 |
| Sep 2026 | Fireflies.ai | — | — | — |
| Sep 2026 | Otter | — | — | — |
| Sep 2026 | Rev | — | — | — |
| Sep 2026 | Sonix | — | — | — |

## What is being compared

- **Fireflies.ai**: Measured on the search terms “ai fireflies”, “Fireflies AI”, “fireflies ai app”, “fireflies ai meeting notes”, “fireflies ai note taker”, “fireflies ai notetaker”, “fireflies ai pricing”, “fireflies app”, “fireflies meeting notes”, “fireflies note taker”, “fireflies notetaker”, “fireflies transcription”, “fireflies.ai”, “fred fireflies ai” and “what is fireflies ai”, summed into one figure.
- **Otter**: Measured on the search terms “otter ai”, “otter ai app”, “otter ai audio to text”, “otter ai download”, “otter ai free”, “otter ai meeting notes”, “otter ai note taker”, “otter ai notetaker”, “otter ai pricing”, “otter ai speech to text”, “otter ai transcription”, “otter ai video transcription”, “otter app”, “otter meeting notes”, “otter transcribe”, “otter transcription”, “otter.ai”, “otterai”, “what is otter ai” and “www otter ai”, summed into one figure.
- **Rev**: Measured on the search terms “rev”, “rev audio transcription”, “rev captions”, “rev com”, “rev transcription” and “rev video transcription”, summed into one figure.
- **Sonix**: Measured on the search terms “sonix”, “sonix ai”, “sonix ai transcription”, “sonix audio transcription” and “sonix transcribe”, summed into one figure.

- [Fireflies.ai](/demand/global-en/brands/fireflies-ai)
- [Otter](/demand/global-en/brands/otter-ai)
- [Rev](/demand/global-en/brands/rev)
- [Sonix](/demand/global-en/brands/sonix)

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which brand is most popular in search among transcription services worldwide?

Otter and Rev share the highest estimated Share of Search among transcription services worldwide, at 41% and 40.9% in August 2026. These are worldwide searches for English-language branded terms.

## Cite this page

Brandwave. "Transcription services: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/ai-transcription-services

This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/ai-transcription-services. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.