Best Content Optimization Software in 2026
When you need to assess content for search and readability, compare the listed planning and analysis capabilities: content briefs, search intent analysis, topic coverage analysis, and entity analysis. Readability scoring offers another angle on drafts, while CMS publishing may matter for your publishing process. Content item limits, free-plan availability, and paid starting prices help frame capacity and cost. Frase, Hovers, and PageOptimizer Pro are the first entries, followed by GSEOeditor and GazeSEO. As you compare the options, focus on which of these capabilities fits the content work your team handles, from planning topics to reviewing material and moving it toward publication.
67 content optimization software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | Search intent analysis | |
|---|---|---|---|---|---|---|---|---|
| 1 | Frase | 9.0 | RecognisedAPIDocumented | $19/mo | No | 39 /mo | — | View |
| 2 | Hovers | 8.8 | RecognisedAPIDocumented | $49/mo | Yes | 49 /mo | Yes | View |
| 3 | PageOptimizer Pro | 8.4 | RecognisedAPIDocumented | $40/mo | No | 40 /mo | Yes | View |
| 4 | GSEOeditor | 7.7 | RecognisedAPIDocumented | $19/mo | Yes | — | Yes | View |
| 5 |  GazeSEO | 7.3 | RecognisedAPIDocumented | $39/mo | Yes | 39 /mo | — | View |
| 6 | Rankable | 7.2 | RecognisedAPIDocumented | $49.50/mo | No | 49.5 /mo | Yes | View |
| 7 | Semurai | 7.0 | RecognisedAPIDocumented | Free | Yes | — | Yes | View |
| 8 | RankTent | 7.0 | RecognisedAPIDocumented | Free | Yes | — | Yes | View |
| 9 |  NEURONwriter | 6.9 | RecognisedAPIDocumented | $23/mo | No | 19 /mo | — | View |
| 10 | Originality.ai | 6.9 | RecognisedAPIDocumented | $12.95/mo | Yes | 12.95 /mo | — | View |
| 11 |  SEO AI Regent | 6.8 | RecognisedAPIDocumented | Free | Yes | 49 /mo | — | View |
| 12 |  Entify SEO | 6.8 | RecognisedAPIDocumented | Free | Yes | 49.99 /mo | — | View |
| 13 | MarketMuse | 6.7 | RecognisedAPIDocumented | Free | Yes | — | Yes | View |
| 14 | BriefIQ | 6.4 | RecognisedAPIDocumented | — | No | 19 /mo | Yes | View |
| 15 | Bdeo | 6.4 | RecognisedAPIDocumented | — | No | — | Yes | View |
| 16 | CONTADU | 6.4 | RecognisedAPIDocumented | — | No | 37 /mo | Yes | View |
| 17 |  LazySEM | 6.4 | RecognisedAPIDocumented | Free | Yes | 23.99 /mo | Yes | View |
| 18 | DiagnoSEO | 6.4 | RecognisedAPIDocumented | $4.08/mo | No | — | — | View |
| 19 | Machined | 6.3 | RecognisedAPIDocumented | — | No | 19 /mo | Yes | View |
| 20 |  SemanticOS | 6.2 | RecognisedAPIDocumented | — | No | 59 /mo | Yes | View |
| 21 | Contentor | 6.2 | RecognisedAPIDocumented | — | No | 10 /mo | Yes | View |
| 22 |  KWHero | 6.2 | RecognisedAPIDocumented | — | No | 59 /mo | Yes | View |
| 23 | SEO Scout | 6.2 | RecognisedAPIDocumented | $49/mo | No | 49 /mo | Yes | View |
| 24 |  SEO Content Editor | 6.2 | RecognisedAPIDocumented | Free | Yes | 14 /mo | Yes | View |
| 25 | YourText.Guru | 6.2 | RecognisedAPIDocumented | Free | Yes | 107 /mo | Yes | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which content optimization software is ranked first on Inferse?
Frase is ranked #1 of 67 with a score of 9.0. Hovers is second and PageOptimizer Pro third.
How many of these have a free plan?
15 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, DiagnoSEO has the lowest first paid tier we found: $4.08/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.