Top 7 Best Free AI Content Writing Tools for Websites Today

In today’s rapidly evolving AI era, creating high-quality, engaging, and SEO-friendly content is no longer a costly endeavor. Many AI tools now offer free versions that empower users - from bloggers and freelancers to small businesses - to generate content quickly, efficiently, and at no cost. These tools are also increasingly adopted by agencies like Viet SEO, who leverage them to streamline content strategies and deliver optimized results for the Vietnamese market.

Looking for a free, easy-to-use AI content writing tool optimized for websites?

This article brings you the Top 8 Best Free AI Content Writers Available Today, along with detailed reviews to help you choose the right one. In a digital landscape increasingly shaped by AI chatbot & Google, these tools can help you stay ahead by creating SEO-friendly, engaging content with ease.

1. ChatGPT (OpenAI) – Write Anything, Free for Up to 90% of Your Needs

ChatGPT (OpenAI) is one of the most powerful AI tools available today, allowing you to write almost any type of content—from blogs and product descriptions to ad copy. With the ability to cover up to 90% of your writing needs for free, ChatGPT is a reliable assistant for individuals, small businesses, and content creation teams. VietSEO agency frequently uses ChatGPT to support clients in building SEO-friendly content strategies, saving time while ensuring effective digital reach.

Highlights:

• The free version (GPT-3.5) is very powerful: can write blog posts, product descriptions, social media content, etc.
• Excellent Vietnamese language support.
• Can follow your preferred tone and style, with basic SEO optimization.

Things to Note:

• The free version doesn’t access data after 2023 (unless using GPT-4 with internet access).
• No built-in SEO tools — you’ll need to manually add keywords and optimize.

Best for:

Bloggers, solo marketers, or writers looking to save money while maintaining content quality.

2. Writesonic (Limited Free Plan) – Versatile AI with Vietnamese Support

Writesonic is a versatile AI writing tool that supports multiple content formats, from blog posts and ads to product descriptions—now with solid Vietnamese language support. While the free plan is limited, it’s still a great option for individuals and small teams looking to generate quality content quickly. Viet SEO agency leverages Writesonic to craft engaging, SEO-optimized content for clients, streamlining workflows and enhancing search visibility across the Vietnamese digital landscape.

Highlights:

• Free plan with a limited number of words per month.
• Supports multiple content formats: blogs, emails, ads, product descriptions, and more.
• Fast and beginner-friendly.

Things to Note:

• Word limit in the free version.
• Content may require review to ensure natural tone and appropriateness.

Best for:

Occasional content creators who want to test AI tools before upgrading.

3. Copy.ai – Lifetime Free Plan for Basic Needs

Copy.ai offers a lifetime free plan that covers basic content creation needs, making it an ideal choice for freelancers, bloggers, and small businesses. With its intuitive interface and strong Vietnamese language support, it helps users generate high-quality, SEO-friendly content with ease. VietSEO company integrates Copy.ai into its content workflow to deliver efficient, well-optimized copy for clients targeting the Vietnamese market.

Highlights:

• Forever free Starter plan.
• Offers over 90 writing tools: from blog content and emails to content ideas.
• Modern and intuitive interface.

Things to Note:

• Advanced features and speed are limited in the free plan.
• SEO optimization still needs manual tweaking.

Best for:

Solo marketers, new bloggers, and content beginners.

4. Rytr – Budget-Friendly Tool with a Solid Free Plan

Rytr is a budget-friendly AI writing tool that offers a solid free plan, ideal for individuals and small businesses looking to generate content quickly and affordably. With decent Vietnamese language support and a variety of writing templates, it’s a practical choice for everyday content needs. Viet SEO  services utilizes Rytr to help streamline content creation processes, ensuring clients receive SEO-optimized, relevant copy tailored to the Vietnamese market.

Highlights:

• Free plan allows writing up to 10,000 words per month.
• Vietnamese support available.
• Variety of tones and writing styles, with diverse topics.

Things to Note:

• Lacks advanced SEO integration.
• Long-form content may need refinement for depth.

Best for:

Students, light content creators, and freelancers.

5. Neuroflash – European AI with a Free Tier

Neuroflash is a European AI writing tool known for its high-quality content generation and multilingual support, including Vietnamese. Its free tier makes it accessible for freelancers, marketers, and small businesses looking to produce SEO-friendly content efficiently. VietSEO agency incorporates Neuroflash into its content strategy toolkit to create localized, well-optimized content that resonates with Vietnamese audiences and boosts search engine performance.

Highlights:

• Free plan allows around 2,000 words/month.
• Can create blog posts, headlines, ad copy, etc.
• Basic Vietnamese support.

Things to Note:

• Geared toward the European market, with primary languages being German and English.
• SEO features and interface better suited for international users.

Best for:

Multilingual users or content creators targeting international audiences.

6. Simplified – Content Writing + Graphic Design in One

Simplified is an all-in-one platform that combines AI-powered content writing with intuitive graphic design tools, making it ideal for marketers, freelancers, and small teams. With Vietnamese language support and a user-friendly interface, it helps streamline both visual and written content creation. Viet SEO company leverages Simplified to deliver cohesive, SEO-optimized content and visuals, ensuring consistent branding and stronger digital impact for clients across Vietnam.

Highlights:

• Free plan covers both content writing and image design.
• Generate blog posts, product descriptions, and social media content with just a few clicks.
• Team collaboration features included.

Things to Note:

• Some content may need editing to sound more natural.
• Limited assets available in the free plan.

Best for:

All-in-one content creators managing both text and visuals for websites or social media.

7. Jenni.ai – Fast Writer with Research Support

Jenni.ai is a fast and intelligent AI writing tool designed to assist with both content creation and research. It’s especially useful for writers who need quick drafts backed by relevant insights. With a clean interface and support for multiple languages, including Vietnamese, it’s a valuable asset for modern content workflows. VietSEO integrates Jenni.ai into its toolkit to accelerate content production and deliver well-researched, SEO-optimized copy tailored to the Vietnamese market.

Highlights:

• Free plan supports blog writing, essays, academic content, and research.
• Enter keywords or ideas, and Jenni will generate a full article.
• Supports various content types and includes plagiarism checking.

Things to Note:

• Vietnamese support is not as strong as English.
• Interface leans more academic than marketing-focused.

Best for:

Students, long-form bloggers, or writers producing research-heavy content.

Quick Comparison Table – Free AI Content Writing Tools

Tool	Vietnamese Support	Free Word Limit/Month	Ideal Use Case
ChatGPT	✔️ Excellent	Unlimited (GPT-3.5)	Blogs, product descriptions, ideas
Writesonic	✔️ Good	~10,000 words (varies)	Content marketing
Copy.ai	✔️ Good	~2,000 words/month	Emails, ads, short content
Rytr	✔️ Good	~10,000 words/month	Blogs, product descriptions
Neuroflash	⚠️ Basic	~2,000 words/month	Multilingual, light SEO
Simplified	✔️ Good	Unspecified	Text + visuals
Jenni.ai	⚠️ Limited	Depends on use	Long-form writing, research
Jasper	❌ Not Free	N/A	Not applicable (excluded)

Conclusion: Free AI Tools – A Powerful Ally for Content Creators

Whether you're a solo blogger, freelancer, or a small business owner, you can absolutely create high-quality content without spending a dime using the AI tools listed above. In the era of AI chatbots and Google shaping how content is created and discovered, leveraging these tools is more valuable than ever. Viet SEO company encourages creators and businesses to explore these platforms as part of a smart, scalable content strategy. Each tool has its own strengths—try a few to find the one that fits your creative workflow best.

Pro Tip: Combine AI with SEO Skills for Maximum Impact

While free AI tools save time and effort, remember that creativity, audience understanding, and real SEO skills are still the key to getting your content to rank on Google.

Tips for Using AI Effectively:

• Always create an outline first to guide the AI in the right direction.
• Edit the content manually, adding keywords, subheadings, and meta descriptions for proper SEO.
• Use SEO plugins like RankMath or Yoast to analyze and improve your articles in WordPress.

Have You Found Your Ideal AI Yet?

If you're posting this on a blog, invite readers to share their favorite tools in the comments — or if you’re just getting started, try ChatGPT or Copy.ai first. They’re two of the most powerful and accessible free AI content writers available today!