The ultimate list of SEO writing tools that actually improve rankings

SEO writing has come a long way from keyword stuffing to smart, data-driven strategies that drive results. Today’s best SEO writing tool supports the entire content workflow – from keyword research and SERP analysis to real-time content optimization.

Whether you’re a content marketer, SEO strategist, or freelance writer, the right SEO content writing software can elevate your content’s visibility, engagement, and overall performance. In this guide, we’ll explore the top SEO writing tools and SEO content writer tools in 2025 – and show you why Contentpen.ai is leading the way. Along the way, we’ll break down key terms like SEO, article writing software, and content writing tools for SEO to help you choose the best fit for your needs.

1. Contentpen.ai – All-in-one SEO writing software

Contentpen.ai is a powerful, AI-powered SEO writing software that streamlines every aspect of content creation. From generating SEO-optimized outlines to finalizing publication-ready drafts, Contentpen provides a seamless experience for content creators who want to rank higher and convert better.

Key features

• Brand-aligned content: Learns from your website, blogs, and uploaded documents to match tone, style, and messaging.
• Custom brand profiles: Builds a knowledge base from your content for consistent brand voice.
• Smart keyword targeting: Suggests keywords based on volume, intent, and competition.
• High-CTR title suggestions: Recommends engaging titles based on SERP trends.
• Competitor & SERP analysis: Identifies content gaps and winning angles to outrank others.
• AI research & SEO outlines: Uses multiple agents to generate research-backed outlines with keywords, questions, and structure.
• Automated long-form drafting: Produces SEO-optimized blog posts using your brand tone with minimal input.
• Bulk content generation: Upload keyword lists to generate dozens of blogs at once with consistent quality.
• Internal/external linking assistant: Automatically suggests relevant contextual links within and outside your content.
• Real-time SEO optimization: Adds internal/external links, meta data, and alt text while checking for tone and plagiarism.
• Ask AI: On-demand AI support to generate ideas, rewrite content, or resolve content gaps.
• Refresh blog feature: Update outdated content automatically while preserving original intent and SEO value.
• AI-generated visuals: Inserts featured and in-line images relevant to blog context.
• One-click CMS publishing: Seamless export to WordPress or CMS with scheduling options.
• Kanban-style workflow: Organize tasks, approvals, and team collaboration in one dashboard.
• Multi-brand management: Handle multiple brands or clients in a single workspace.
• Content sprint planning: Run entire campaigns from research to publishing in batch mode. Plagiarism-free content: Generates unique, high-quality blogs every time.

Why Contentpen.ai tops the list

Unlike other tools that focus solely on optimization or generation, Contentpen provides a full-cycle SEO writing experience – from ideation to publication. It’s perfect for content marketers, agencies, and SEO teams looking for speed, scalability, and search visibility. Its intuitive interface makes it beginner-friendly while providing advanced features for pros.

Whether you’re creating product pages, blogs, pillar content, or landing pages, Contentpen.ai is the best SEO writing software to make your content stand out in search engines. It combines the best aspects of SEO content writing software, SEO content editor, SEO content platform, and website content writing software functionality.

2. Surfer

Surfer SEO is a widely used SEO content writing tool, designed to help writers craft content that ranks well on Google by following real-time SERP data.

Key features

• SERP-driven AI content: Surfer analyzes the top 10–20 pages ranking for your keyword and provides a data-backed structure.
• Content Editor with SEO Score: Writers receive a live content score based on keyword usage, structure, headings, and more.
• Keyword suggestions and guidelines: Offers recommended NLP terms and phrases for semantic depth.
• Collaboration tools: Invite team members to review and optimize content collaboratively.

Why choose Surfer

Surfer excels in providing highly data-driven insights. Its real-time optimization guidance ensures that your articles are not just well-written, but also highly competitive. If you’re an SEO professional or a content team looking for accurate content grading and keyword suggestions, this SEO writing software should be part of your toolkit.

That said, while Surfer is strong on data and SERP alignment, it can feel rigid or overwhelming for non-technical writers. Tools like Contentpen.ai take a more intuitive and streamlined approach, combining deep optimization with ease of use, making it a smarter pick for both solo writers and scaling teams.

3. Clearscope

Clearscope is a premium SEO content writing software focused specifically on optimizing existing content. It’s ideal for large teams or agencies that require scalability and precision.

Key features

• Content grading and scoring: Clearscope assigns a grade to your content based on its relevance and completeness compared to top-ranking results.
• Keyword and topic suggestions: Generates a comprehensive list of LSI and NLP keywords based on real-time SERPs.
• Advanced readability analysis: Ensures your writing is both SEO-friendly and user-friendly.
• Google Docs and CMS integrations: Use Clearscope directly in your preferred writing platform.

Why Clearscope is powerful

Clearscope doesn’t just help you write better – it helps you write smarter. By enhancing semantic SEO, content depth, and topical relevance, it enables teams to outperform competitors in organic rankings. It also works well as an SEO content editor, SEO content tool, and a trusted part of many SEO content writing tools’ free trials.

However, Clearscope’s premium pricing and focus on existing content optimization may not suit everyone, especially smaller teams or creators producing fresh content at scale. In contrast, Contentpen.ai blends affordability with advanced features like real-time writing assistance, keyword optimization, and SERP-driven guidance, making it a more accessible and well-rounded solution for modern content teams.

4. Semrush

Semrush, best known for its keyword research and SEO tracking tools, now offers a comprehensive SEO writing toolkit. Its AI copilot and content template tool work together to streamline content creation.

Key features

• SEO content template: Automatically builds outlines based on top-ranking pages.
• AI writing assistant: Suggests headlines, paragraphs, and meta tags using real-time keyword insights.
• Content audit reports: Identifies keyword gaps, tone mismatches, and structure weaknesses.
• Built-in plagiarism and readability checks: Helps ensure unique and accessible content.

Ideal use case

Semrush’s SEO content writing software is a solid choice for marketers already invested in the Semrush platform. It excels at content planning, auditing, and keyword targeting, making it a valuable asset for those managing SEO blog writing tools, SEO article writing software, SEO blog writing tool, and website content writing software all in one place.

However, when it comes to drafting content from scratch with real-time SEO guidance, Semrush may feel more fragmented. That’s where Contentpen.ai shines – offering an end-to-end experience that combines SERP-driven content creation, seamless writing workflows, and smarter AI assistance for modern content teams.

5. Frase

Frase is a smart SEO content writing software tool that automates research and outlines. It’s ideal for content strategists and writers who want to save time on prewriting tasks.

Key features

• AI-generated content briefs: Save hours on research by auto-generating structured outlines.
• SEO content editor: Optimize content in real time with keyword scoring.
• Answer engine integration: Identify and target questions your audience is searching for.

Why Frase is unique

Frase simplifies the research phase of content creation, making it a standout SEO article writing software for bloggers, content marketers, and SEO specialists. Its automated outline generation based on live SERP results saves time and helps maintain topical relevance.

It integrates well into workflows using SEO content writing tools, tools for SEO content writing, and content writer software, especially for those focused on quick research and outline building.

That said, while Frase is excellent for speeding up research, it may require additional tools for full-scale writing, optimization, and performance tracking. For teams seeking an all-in-one solution that covers everything from idea to execution, Contentpen.ai delivers deeper SEO integration, real-time writing assistance, and smarter optimization – all within a single platform.

6. Jasper

Jasper (formerly Jarvis) is an AI writing tool known for producing long-form content quickly. Though not built exclusively for SEO, Jasper includes features for SEO-friendly writing.

Key features

• SEO mode: Integrates with Surfer SEO for real-time optimization.
• Multiple content templates: From blog intros to AIDA frameworks.
• Brand voice memory: Ensures content remains consistent across outputs.

Ideal for scale

Jasper is a powerful addition to any SEO content writing software stack, particularly useful when you need to generate high-volume content fast. Known for its AI writing capabilities, Jasper excels at speed and scale but works best when paired with other SEO content tools like Surfer or Clearscope for deeper optimization.

It’s especially effective for teams using content writing software online, incorporating SEO article writing tools, and relying on an SEO writing assistant tool to streamline production.

However, Jasper often requires multiple integrations to deliver end-to-end SEO performance. In contrast, Contentpen.ai offers a more unified solution – combining fast, AI-powered writing with built-in SEO analysis, SERP data, and real-time optimization, eliminating the need for juggling multiple tools.

7. Scalenut

Scalenut is a comprehensive SEO writing software solution designed to handle everything from keyword research to content creation.

Key features

• Cruise mode writing: Generates a blog in minutes based on target keywords.
• NLP term integration: Optimizes your content for semantic relevance.
• Content reports: Shows competition benchmarks and improvement areas.

Why use Scalenut

Scalenut is a full-suite SEO content writing tool designed for scale, making it especially valuable for agencies managing multiple clients and campaigns. From topic planning to optimization, it streamlines content operations across the board.

It’s best suited for users looking to consolidate the best SEO writing tools, tools for content writing, and SEO blog writing tools within a single dashboard.

That said, Scalenut’s breadth of features can come with a learning curve, and its interface may feel overwhelming for individual creators or smaller teams. Contentpen.ai offers a cleaner, faster alternative – combining powerful SEO insights, AI-assisted writing, and intuitive workflows, all without the bulk. It’s ideal for those who want scale without the complexity.

8. Copy.ai

Copy.ai is a dynamic SEO content software built primarily for generating marketing copy and short-form content. Though not as robust for full articles, it’s highly efficient for ads, product descriptions, and social captions.

Key features

• Ad copy generation: Quickly create Google Ads, Meta headlines, and sales copy.
• Meta descriptions and e-commerce product text: Built-in templates for fast SEO copywriting.
• Content rephrasing and idea generation: Useful for refreshing old content or brainstorming.

Best for

Social media managers, paid ad specialists, and ecommerce brands. While it isn’t a replacement for full-scale SEO content writing software, Copy.ai is a solid SEO writing tool for performance copy and microcontent.

9. Writesonic

Writesonic offers both short-form and long-form content generation tools, positioning itself as a multipurpose SEO writing assistant tool with startup-friendly pricing.

Key features

• Landing page copy: Includes templates for creating SEO-optimized landing pages.
• Blog post writer: Generates intro, body, and conclusion sections automatically.
• AIDA & PAS framework support: Ideal for writing structured and persuasive content.

Who should use it

Writesonic is a solid choice for growth marketers, SaaS founders, and content creators who need quick content at scale. It pairs well with SEO content writer software, content writing software, and broader content writer tool stacks.

However, for teams looking for more editorial control, deeper SERP analysis, and real-time SEO optimization within one streamlined platform, Contentpen.ai provides a more robust and purpose-built alternative, especially for those focused on content that ranks and converts.

10. Anyword

Anyword combines AI generation with conversion-focused optimization, making it a unique SEO content writing software for performance marketers.

Key features

• Predictive performance score: Anticipates how well your content will convert.
• Audience targeting: Customize tone and message based on user persona.
• A/B testing for copy: Test different headlines, CTAs, and descriptions for paid ads.

Where it excels

Anyword is especially effective for e-commerce teams and paid media specialists. Its predictive tools help optimize content for ROI, making it a great SEO blog writing tool for ad-focused strategies.

That said, while Anyword excels at short-form and ad content, it’s not built for creating in-depth, SEO-rich blog posts or long-form articles. For that, tools like Contentpen.ai offer a more complete solution – blending AI writing, SERP insights, and SEO optimization into one powerful platform for content teams.

Supporting tools for SEO content writing

To maximize your success with any SEO content writing software, it’s essential to use supporting tools that enhance research, visibility, and strategy:

Ahrefs

• Comprehensive keyword research tool
• Tracks backlinks, keyword positions, and SERP features
• Great for identifying content gaps

Moz

• Known for domain authority metrics and keyword explorer
• Ideal for tracking ranking shifts and opportunities

Google Search Console

• Free tool to monitor your site’s organic performance
• Provides data on CTR, impressions, indexing, and technical SEO issues

BuzzSumo

• Discover trending topics and viral headlines
• Helps generate content ideas based on what’s working in your niche

AnswerThePublic

• Visual keyword mapping tool
• Generates long-tail queries and question-based searches that you can target in blogs

These tools integrate well with your SEO article writing tools, content writing tools, and broader SEO content software stack to build a robust SEO content workflow.

FAQs about SEO writing software

1. What is SEO writing software?

SEO writing software helps writers create content that ranks well on search engines. These tools assist with keyword optimization, content structure, readability, and semantic relevance.

2. Which is the best SEO writing software in 2025?

Contentpen stands out as the best all-in-one SEO writing software for 2025. It offers keyword-first content generation, SERP analysis, real-time optimization, and plagiarism-free drafts.

3. Can SEO content writer tools improve existing blogs?

Absolutely. Tools like Contentpen, Surfer AI, and Semrush help optimize outdated or underperforming blog content by suggesting keywords, improving readability, and enhancing topical depth.

4. Is there a difference between SEO article writing software and general content writing software?

Yes. SEO article writing software is focused specifically on search engine optimization, helping your content rank better. General content writing software may support grammar and clarity, but lacks SEO-specific insights.

5. What are the best SEO writing tools for beginners?

Contentpen.ai, Writesonic, and Copy.ai are beginner-friendly tools that offer intuitive interfaces, templates, and automation to simplify SEO content creation.

6. Do I need multiple tools for effective SEO writing?

Not necessarily. A robust platform like Contenpen.ai can cover your end-to-end workflow. However, supporting tools like Ahrefs, Moz, and BuzzSumo help deepen your strategy.

7. What features should I look for in SEO content writer software?

Look for keyword research, competitive analysis, content scoring, readability checks, internal linking suggestions, brand voice control, and integration with your CMS or Google Docs.