Callum Ferris

Writes about the mechanics of content at scale since 2022.

2 comparisons by Callum Ferris.

• AI Content Tools

• Surfer SEO Alternatives: 4 Tools Worth Testing in 2026

  August 7, 2026

  Four Surfer SEO alternatives, measured on price, scoring depth, and AI drafting rather than marketing copy. One wins on value; the others win narrower, specific cases.

• AI Visibility Tools: The Complete Market Map for 2026

  July 17, 2026

  AI visibility tools track whether ChatGPT, Perplexity and Google AI Overviews mention your brand. We mapped seven 2026 platforms across enterprise, SEO-suite and budget use cases.