Authentication APIs:Which brands are most popular in search?
In August 2026, Supabase was the most searched among authentication APIs worldwide, with an estimated 1.9M branded searches and 93.1% estimated Share of Search within this set. These are worldwide searches for English-language branded terms.
Supabase93.1%
Auth03.8%
Stytch1.4%Clerk1.3%
Firebase Authentication0.5%
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Share of SearchLeaderboard
Compare the services developers add sign in with. 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.
Share of Search by month for Supabase, Auth0. The figures are in the table below the chart.
View monthly share of search table
| Month | Supabase | Auth0 | Stytch | Clerk | Firebase Authentication |
|---|---|---|---|---|---|
| Oct 2025 | 81.8% | 10.9% | 2.7% | 2.5% | 2.2% |
| Nov 2025 | 85.9% | 7.8% | 2.3% | 2.1% | 1.9% |
| Dec 2025 | 87.8% | 6.5% | 2% | 2.2% | 1.6% |
| Jan 2026 | 88% | 6.5% | 2% | 2.2% | 1.3% |
| Feb 2026 | 88.2% | 6.5% | 2% | 2.2% | 1.1% |
| Mar 2026 | 91.5% | 4.5% | 1.4% | 1.8% | 0.73% |
| Apr 2026 | 91.7% | 4.5% | 1.4% | 1.5% | 0.9% |
| May 2026 | 92.8% | 3.8% | 1.1% | 1.5% | 0.74% |
| Jun 2026 | 92.6% | 3.8% | 1.4% | 1.5% | 0.74% |
| Jul 2026 | 93% | 3.8% | 1.4% | 1.3% | 0.61% |
| Aug 2026 | 93.1% | 3.8% | 1.4% | 1.3% | 0.5% |
| Sep 2026 | — | — | — | — | — |
This month’s ranking, August 2026
| Rank | Brand | Share of Search | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 93.1% | 1.9M | +0.11% | +0.1 points | |
| 2, held 2nd | 3.8% | 75.3K | +0.29% | 0 points | |
| 3, held 3rd | 1.4% | 27.7K | +1.2% | 0 points | |
| 4, held 4th | 1.3% | 24.9K | -0.68% | 0 points | |
| 5, held 5th | 0.5% | 9.9K | -18.2% | -0.1 points |
1.
Supabase93.1%
Held 1st. 1.9M estimated branded searches, +0.11% vs prior month. Share +0.1 points.
2.
Auth03.8%
Held 2nd. 75.3K estimated branded searches, +0.29% vs prior month. Share 0 points.
3.
Stytch1.4%
Held 3rd. 27.7K estimated branded searches, +1.2% vs prior month. Share 0 points.
4.
1.3%
Held 4th. 24.9K estimated branded searches, -0.68% vs prior month. Share 0 points.
0.5%
Held 5th. 9.9K estimated branded searches, -18.2% vs prior month. Share -0.1 points.
Compare search popularity between leading brands
Which brand is most popular in search among authentication APIs worldwide?
5 brands
In August 2026, Supabase was the most searched among authentication APIs worldwide, with an estimated 1.9M branded searches and 93.1% estimated Share of Search within this set. Auth0 is in 2nd place, 89.3 percentage points behind at 3.8% Share of Search.
| Brand | Share of Search | Peak | Low | Rank |
|---|---|---|---|---|
| Supabase | 81.8% → 93.1% | 93.1%Aug 2026 | 81.8%Oct 2025 | 1st |
| Auth0 | 10.9% → 3.8% | 10.9%Oct 2025 | 3.8%Jun 2026 | 2nd |
| Stytch | 2.7% → 1.4% | 2.7%Oct 2025 | 1.1%May 2026 | 3rd |
| Clerk | 2.5% → 1.3% | 2.5%Oct 2025 | 1.3%Aug 2026 | 4th |
| Firebase Authentication | 2.2% → 0.5% | 2.2%Oct 2025 | 0.5%Aug 2026 | 5th |
Each finding as a sentence
- Across the 11 months ending August 2026, Supabase’s estimated Share of Search among authentication APIs worldwide increased from 81.8% to 93.1%.
- Across the 11 months ending August 2026, Auth0’s estimated Share of Search among authentication APIs worldwide decreased from 10.9% to 3.8%.
- Across the 11 months ending August 2026, Stytch’s estimated Share of Search among authentication APIs worldwide decreased from 2.7% to 1.4%.
- Across the 11 months ending August 2026, Clerk’s estimated Share of Search among authentication APIs worldwide decreased from 2.5% to 1.3%.
- Across the 11 months ending August 2026, Firebase Authentication’s estimated Share of Search among authentication APIs worldwide decreased from 2.2% to 0.5%.
- Across the 11 months ending August 2026, Auth0’s estimated Share of Search among authentication APIs worldwide peaked at 10.9% in October 2025 and was lowest at 3.8% in June 2026.
- Across the 11 months ending August 2026, Stytch’s estimated Share of Search among authentication APIs worldwide peaked at 2.7% in October 2025 and was lowest at 1.1% in May 2026.
How did search popularity change for authentication APIs worldwide in August 2026?
3 changes
Estimated monthly branded searches for Supabase worldwide rose 122.5% over 11 measured months, from 832K to 1.9M in August 2026.
Estimated monthly branded searches for Firebase Authentication worldwide fell 55.4% over 11 measured months, from 22.2K to 9.9K in August 2026.
Estimated monthly branded searches for Auth0 worldwide fell 32.2% over 11 measured months, from 111K to 75.3K in August 2026.
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