Collabstr vs GRIN:Which is more popular?
In September 2026, Collabstr had more branded searches than GRIN among sponsorship marketplaces worldwide. Collabstr had about 27,100 branded searches, while GRIN had 720. Collabstr made up 47% of all sponsorship marketplace searches we track, and GRIN accounted for 1.2%. When we asked ChatGPT and Google AI Overviews about sponsorship marketplaces, Collabstr appeared in four of the five answers and GRIN in none.
Who do people search for more?
Collabstr, about 38 searches for every 1 for GRIN
Who does AI mention more?
Collabstr, mentioned in 4 of 5 answers, GRIN in 0
Who does AI recommend more?
Collabstr, the only one of the two named
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Top sponsorship marketplaces in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Collabstr was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. GRIN 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.
- Collabstr1st
Aspire2nd
Passionfroot3rd
CreatorIQ4th
SponsorUnited–
IZEA–
GRIN–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Collabstr4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Aspire4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Passionfroot2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- CreatorIQ1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- SponsorUnited0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- IZEA0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- GRIN0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about sponsorship marketplaces
5 answers
Asked ChatGPT
“Which sponsorship marketplace should I use?”
Asked ChatGPT
“What are the best sponsorship marketplaces?”
Asked ChatGPT
“What's the best sponsorship marketplace for paid creator partnerships?”
Searched Google, AI Overview
“influencer marketplace”
Searched Google, AI Overview
“sponsorship marketplaces”
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 21, 2026.
Is Collabstr or GRIN more popular in search?
This chart shows how often people search Google for Collabstr and GRIN by name. Each line represents a brand's share of searches for all seven sponsorship marketplaces we track, month by month, from English-language searches worldwide.
Share of searches by month for Collabstr, GRIN. The figures are in the table below the chart.
View monthly share of searches table
| Month | Collabstr | CreatorIQ | Passionfroot | SponsorUnited | IZEA | GRIN | Aspire |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 45.6% | 37.3% | 2.6% | 7.4% | 6.1% | 0.99% | 0.04% |
| Nov 2025 | 48.5% | 32.4% | 3.4% | 7.9% | 6.4% | 1.3% | 0.05% |
| Dec 2025 | 52.7% | 28.8% | 4.7% | 7% | 5.6% | 1.1% | 0.06% |
| Jan 2026 | 51.8% | 28.4% | 4.5% | 8.5% | 5.6% | 1.1% | 0.03% |
| Feb 2026 | 52.8% | 28.9% | 3.8% | 8.6% | 4.6% | 1.1% | 0.03% |
| Mar 2026 | 52.4% | 28.7% | 4.6% | 8.6% | 4.6% | 1.1% | 0.05% |
| Apr 2026 | 51.8% | 28.3% | 4.5% | 8.5% | 5.6% | 1.1% | 0.05% |
| May 2026 | 47.7% | 31.8% | 6.3% | 7.7% | 5.1% | 1.3% | 0.05% |
| Jun 2026 | 47.9% | 32% | 5.1% | 9.5% | 4.2% | 1.3% | 0.02% |
| Jul 2026 | 50.7% | 27.7% | 10.1% | 6.7% | 3.7% | 1.1% | 0.05% |
| Aug 2026 | 51.6% | 28.2% | 8.4% | 6.9% | 3.7% | 1.1% | 0.03% |
| Sep 2026 | 47% | 31.4% | 9.4% | 7.6% | 3.3% | 1.2% | 0.05% |
How has the Collabstr and GRIN comparison changed over the last 12 months?
3 findings
- Collabstr was ahead of GRIN in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Collabstr’s share of searches among sponsorship marketplaces worldwide moved from 45.6% to 47%, and its estimated monthly branded searches moved from 33.1K to 27.1K.
- Across the 12 months ending September 2026, GRIN’s share of searches among sponsorship marketplaces worldwide moved from 0.99% to 1.2%, and its estimated monthly branded searches held steady at 720.
How did search popularity change for sponsorship marketplaces worldwide in September 2026?
1 change
In September 2026, Collabstr lost share of searches among sponsorship marketplaces worldwide, from 51.6% to 47%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Collabstr’s and GRIN’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 sponsorship marketplaces
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