Writesonic has carved out a niche as an AI-visibility (GEO) tracking platform that also handles traditional SEO content work, but it’s not the only option — and it’s not always the cheapest or the best fit. Teams evaluating alternatives usually fall into one of a few buckets: budget-conscious buyers who don’t need brand-mention tracking across ChatGPT, Claude, and Gemini just yet; content teams who want deeper on-page optimization or brief-building workflows instead of AI-visibility dashboards; or larger organizations that already have an SEO suite and just need content tooling bolted on. Whatever the reason, there are four solid alternatives worth comparing before you commit: Scalenut, Surfer SEO, Semrush, and Frase.
Scalenut
Scalenut starts at $59/mo and is built around AI-assisted content planning — topic clusters, briefs, and drafting in one workflow. It’s a good fit for content marketers and small teams who want to move from keyword research to a finished draft without switching tools, and who don’t need the AI-platform-visibility tracking that Writesonic emphasizes. Note that promotional annual pricing as low as $24/mo has circulated, but that’s not a stable baseline to plan a budget around — treat the $59/mo starting price as the realistic figure.
Surfer SEO
Surfer SEO starts at $49/mo on its Discovery plan, making it one of the cheaper entry points in this category, and it’s purpose-built for data-driven on-page optimization — grading content against what’s already ranking, running audits, and guiding structure and keyword usage. If AI-search visibility matters to you, it’s not out of reach here either: the Standard plan at $99/mo adds AI-visibility tracking, and Pro ($182/mo) and Peace of Mind ($299/mo) scale up further for agencies and larger content operations. Surfer suits teams whose priority is tightening individual pieces of content for search performance, with AI-visibility as an add-on rather than the core pitch.
Semrush
Semrush starts at $139/mo on its SEO plan (formerly labeled “Pro”), dropping to $117.33/mo billed annually. This is the suite option: full SEO, competitive research, keyword tracking, and site auditing, with AI writing assistance layered in rather than being the centerpiece. Semrush makes sense for teams that need one platform covering SEO strategy, competitor analysis, and content — not just a content-optimization tool — and are willing to pay more for that breadth. It’s overkill if all you want is AI-visibility tracking or brief generation, but it’s the strongest choice if content is just one piece of a larger SEO operation.
Frase
Frase starts at $39/mo billed annually ($49/mo month-to-month), making it the cheapest option on this list, and it comes with a free 7-day trial that doesn’t require a card. It’s focused on AI-powered content research and generating SEO briefs that guide writers on structure, questions to answer, and competitive content gaps. Frase is a strong fit for content teams and freelancers who want a lightweight, affordable way to research and outline content quickly, without paying for AI-visibility tracking, competitive suite features, or heavier optimization scoring they won’t use.
Which one should you pick?
If price is the main driver and you just need solid content briefs, Frase at $39/mo is the easiest entry point, especially with the no-card trial to test it first. If your priority is optimizing individual pages against search competitors, Surfer SEO gives you that at a similarly low starting price, with AI-visibility tracking available if you upgrade. Scalenut sits in between — a content-planning and drafting workflow for teams that think in topic clusters. And if you need SEO, competitive research, and content tooling under one roof rather than a point solution, Semrush is the one built for that, even at a higher price.
Writesonic still makes sense if AI-platform visibility tracking (how your brand shows up in ChatGPT, Claude, and Gemini) is a must-have alongside SEO content work — none of these four alternatives make that their central focus in the same way, aside from Surfer’s add-on tracking at higher tiers. But if that specific capability isn’t a priority, Frase or Surfer SEO are the more budget-friendly starting points, while Semrush is the safer long-term bet if you’re scaling a broader SEO operation.