Search engine optimization and content strategy tools
199 companies on usedby use at least one of the 7 tools in this category with a public customer. Surfer leads with 53 companies. Then come AirOps (41) and Profound (39). 6 companies run two of these tools or more. The most common pair is Profound with AirOps (2 companies).Latest check Oct 8, 2026: 198 of 205 public lines checked. Counts are of companies on usedby, not of the whole market: we list a company when a public page shows its AI tools.
199
companies on usedby use a tool of this category
Companies with a public line for each tool. Job-post signals count and are drawn apart in the proof bar.
| # | Tool | Customers | Proof |
|---|---|---|---|
| 1 |  Surfer | 53 | |
| 2 |  AirOps | 41 | |
| 3 |  Profound | 39 | |
| 4 |  Peec AI | 25 | |
| 5 |  Frase | 21 | |
| 6 |  Scrunch | 20 | |
| 7 |  Evertune | 6 |
6 companies run two of these tools or more. The most common pair is Profound with AirOps, at 2 companies.
Surfer53 customersSurfer is used by 53 companies on usedby, 19 confirmed by a case study, a named quote or a press release. Named customers include L'Oréal, TikTok, and Allianz. Who uses Surfer, Profound vs Surfer
Customer page: surferseo.com. Latest check of 50 of 53 lines: Oct 2, 2026.
AirOps41 customersAirOps is used by 41 companies on usedby, 23 confirmed by a case study, a named quote or a press release. Named customers include Harvard, Hubspot, and Carta. Who uses AirOps, AirOps vs Surfer
Customer page: airops.com. Latest check of 41 of 41 lines: Oct 7, 2026.
Profound39 customersProfound is used by 39 companies on usedby, 21 confirmed by a case study, a named quote or a press release. Named customers include Walmart, Intuit, and Linkedin. Who uses Profound, Profound vs Surfer
Customer page: tryprofound.com. Latest check of 39 of 39 lines: Oct 8, 2026.
Peec AI25 customersPeec AI is used by 25 companies on usedby, 6 confirmed by a case study, a named quote or a press release. Named customers include Squarespace, Wix, and Hugo Boss. Who uses Peec AI, Peec AI vs Surfer
Latest check of 23 of 25 lines: Oct 3, 2026.
Companies first listed by a tool of this category in the last 90 days.
Side-by-side pages with the companies behind each tool.
Answers drawn from usedby data.
Surfer, used by 53 of the 199 companies on usedby in this category. Then come AirOps (41) and Profound (39). Who uses Surfer.
Surfer: 53 companies on usedby, against 41 for AirOps.
Yes: 6 of the 199 companies on usedby in this category run two or more. The most common pair is Profound with AirOps (2 companies).
By the number of companies with a public line for each tool, read from dated captures of vendor customer pages, case studies, press releases and job posts. Job-post signals count in the totals and are shown apart. usedby lists a company when a public page shows it, so these counts describe the companies on usedby, not the whole market.