Meltwater vs Signal AI:Which is more popular?
In September 2026, Signal AI had more branded searches than Meltwater among earned media measurement platforms worldwide. Signal AI had about 6,600 branded searches, while Meltwater had 730. Signal AI made up 6% of all earned media measurement platform searches we track, and Meltwater accounted for 0.67%. When we asked ChatGPT and Google AI Overviews about earned media measurement platforms, Meltwater appeared in all five answers and Signal AI in none.
Who do people search for more?
Signal AI, about 9 searches for every 1 for Meltwater
Who does AI mention more?
Meltwater, mentioned in every answer we collected
Who does AI recommend more?
Meltwater, the only one of the two named
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Top earned media measurement platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Meltwater appeared in all five answers. Signal AI did not appear in any of the five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
- Meltwater1st
Muck Rack2nd
Onclusive3rd
Cision4th
CoverageBook5th
Brandwatch6th- Signal AI–
Truescope–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Meltwater5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Muck Rack3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Onclusive3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- CoverageBook3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Brandwatch2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Cision2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Signal AI0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Truescope0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about earned media measurement platforms
5 answers
Asked ChatGPT
“Which earned media measurement platform should I use?”
Asked ChatGPT
“What are the best earned media measurement platforms?”
Asked ChatGPT
“What's the best earned media measurement platform for pr teams?”
Searched Google, AI Overview
“pr measurement tools”
Searched Google, AI Overview
“media coverage reports”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Meltwater or Signal AI more popular in search?
This chart shows how often people search Google for Meltwater and Signal AI by name. Each line represents a brand's share of searches for all eight earned media measurement platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Signal AI, Meltwater. The figures are in the table below the chart.
View monthly share of searches table
| Month | Brandwatch | Muck Rack | Onclusive | Signal AI | CoverageBook | Truescope | Meltwater | Cision |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 48.7% | 32.6% | 8.1% | 6.5% | 2.3% | 0.85% | 0.64% | 0.26% |
| Nov 2025 | 53.4% | 29.2% | 7.3% | 5.8% | 2.6% | 0.89% | 0.63% | 0.28% |
| Dec 2025 | 49.4% | 33% | 8.2% | 5.4% | 2.4% | 0.75% | 0.61% | 0.32% |
| Jan 2026 | 44.6% | 36.5% | 7.4% | 7.3% | 2.2% | 0.94% | 0.78% | 0.29% |
| Feb 2026 | 44.6% | 36.5% | 7.5% | 7.3% | 2.2% | 0.82% | 0.88% | 0.35% |
| Mar 2026 | 48.8% | 32.6% | 8.2% | 6.5% | 1.9% | 0.86% | 0.82% | 0.26% |
| Apr 2026 | 44.7% | 36.6% | 7.5% | 7.3% | 1.7% | 0.94% | 0.85% | 0.29% |
| May 2026 | 48.4% | 32.4% | 6.7% | 7.9% | 1.9% | 1.3% | 1.2% | 0.25% |
| Jun 2026 | 43.8% | 35.8% | 7.3% | 8.8% | 2.1% | 0.91% | 1% | 0.23% |
| Jul 2026 | 39.9% | 39.9% | 8.1% | 8% | 1.9% | 1.3% | 0.86% | 0.21% |
| Aug 2026 | 41.1% | 41.1% | 5.6% | 8.2% | 1.9% | 1.1% | 0.89% | 0.17% |
| Sep 2026 | 45.2% | 37% | 7.5% | 6% | 2.2% | 1.2% | 0.67% | 0.19% |
How has the Meltwater and Signal AI comparison changed over the last 12 months?
3 findings
- Signal AI was ahead of Meltwater in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Meltwater’s share of searches among earned media measurement platforms worldwide moved from 0.64% to 0.67%, and its estimated monthly branded searches moved from 800 to 730.
- Across the 12 months ending September 2026, Signal AI’s share of searches among earned media measurement platforms worldwide moved from 6.5% to 6%, and its estimated monthly branded searches moved from 8.1K to 6.6K.
How did search popularity change for earned media measurement platforms worldwide in September 2026?
2 changes
In September 2026, Onclusive overtook Signal AI to rank 3rd among earned media measurement platforms worldwide, with 7.5% of the searches.
In September 2026, Signal AI lost share of searches among earned media measurement platforms worldwide, from 8.2% to 6%.
How are branded searches counted?
5 search terms
Brandwave collects information about searches that people make online using Meltwater’s and Signal AI’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.
Other head-to-heads among earned media measurement platforms
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