6 Best AI Writing Tools in 2025 (Free and Paid)

86% of businesses now use AI tools for writing.

And the number keeps growing.

Why? Because AI writing tools can…

• Speed up content creation
• Improve efficiency and productivity
• And even help writers beat creative blocks

But not all AI tools are worth your time. Some generate robotic text. Others require too much editing.

That’s why I tested dozens of AI tools for content writing—to find the best ones. 

Whether you need a free AI writing tool for quick drafts or a premium option for research, emails, or CVs this list has it all. 

Let’s take a quick look……

AI writing tools – A quick comparison table

How I tested these AI writing tools?

I didn’t just read about these tools—I actually used them. A lot.

To separate the best AI writing tools from the mediocre ones, I ran them through real-world tests. 

I asked them to write blog intros, product descriptions, emails, and even a CV. 

Some impressed me. Others? Let’s just say they wrote like a robot stuck in 2010.

Here is what I looked for…..

• Writing quality – Does it sound human, or does it scream, “AI wrote this”?
• Ease of use – Simple interface or a confusing mess?
• Customization – Can I tweak tone, style, and length?
• Accuracy – Does it generate facts or make things up?
• Pricing – Are the free AI writing tools any good, or do you need to pay?

After hours of testing (and a few frustrating moments), I found the top picks. 

6 best AI writing tools

AI writing tools can help you with a lot of things – blog writing, social media content, emails, and more.

And guess what? Different tools help you with different tasks.

So, to help you out – I am listing the 6 best AI writing tool that can help you with different tasks. 

The best part? You can try most of these tools for free to check whether they are right for you.

So, let’s not waste any time and start with the review……..

1. ChatGPT

• Best free AI writing tool for beginners
• G2 rating: 4.7/5

I have used ChatGPT more times than I can count—for writing blogs, fixing awkward sentences, and even brainstorming new ideas. It is one of the easiest free AI writing tools I have tried. Just type what you need – and it generates content in seconds. 

It is great for quick drafts, rewriting, and getting past writer’s block. But it is not perfect. Sometimes, the responses sound a bit robotic and it occasionally throws in outdated or incorrect info. If you are working on research-heavy content – you will need to fact-check. Still, for beginners or anyone looking for free AI writing tools – it is a good choice.

Key features:

• Generates all types of writing materials in seconds
• Free version available – with paid options for better responses
• Can rewrite and improve text for better readability
• Works well for brainstorming and overcoming writer’s block
• Supports multiple languages for users

Pros:

• Very easy to use—no learning curve at all
• Free version is good enough for basic tasks
• You can even adjust the tone
• It improves with your instructions
• Your writing history is saved

Cons:

• Can sometimes sound repetitive or generic
• Requires fact-checking for accuracy

Pricing:

• ChatGPT 3.5: Free
• ChatGPT Plus: $20/month

2. Jasper

• Best AI tool for content writing and marketing
• G2 rating: 4.7/5

If you are into content writing and marketing – I would suggest using Jasper AI. Did you know? This tool was present even before the GPT 3 craze took over. 

I have used Jasper a few times – especially for content writing and SEO tasks. Formerly known as Jarvis – it is a decent tool that is easy to use and offers a lot of features. 

I love how Jasper provides a wide range of tools for reworking existing content. You also get a chat feature for brainstorming and a handy Chrome extension. Also, the collaborating feature works great for marketing teams. 

You can even set up brand voice guidelines and style guides to keep content consistent across the board. However, while it is powerful – some of its outputs can resemble those from other AI tools, so a human touch is often needed to fine-tune the content.

Key features:

• Creates various content types and marketing materials
• Revamps existing content via links or uploads
• Supports team collaboration with shared projects and calendars
• Brand voice customization
• Offers basic SEO features

Pros:

• User-friendly interface with a shallow learning curve
• Powerful collaboration features 
• Offers lots of integrations 

Cons:

• Higher cost compared to other AI writing tools
• Generated content may require human editing 

Pricing:

• Creator plan: $49/month 
• Pro plan: $69/month
• Business plan: Custom pricing

3. Buffer

Best AI writing tool for social media content generation

G2 rating: 4.3/5

Buffer’s AI Assistant is a useful tool for social media content creation. If you are already using Buffer for social media marketing, you can integrate the AI assistant directly to generate posts, brainstorm fresh ideas, and repurpose existing content. 

What I love most? It understands each social media site’s unique style. My LinkedIn posts come out professional, my Instagram captions are fun and engaging, and my Twitter posts never go over the character limit. The best AI tool for social media, hands down.

It also has quick edit buttons like Rephrase, Shorten, Expand, More Casual, and More Formal—so I can tweak posts in one click instead of rewriting everything manually. Plus, it helps me repurpose old content, which saves me a ton of time. The best part? It is free on all Buffer plans, with no usage limits.

Key features:

• Creates platform-specific content
• Offers options to rephrase, shorten, expand, or adjust the tone 
• Provides personalized content suggestions 
• Works within Buffer’s scheduling and analytics tools 

Pros:

• User-friendly and intuitive interface
• Free to use with Buffer’s plans
• Works best for creative content writing

Cons:

• Limited to social media content creation
• Requires a Buffer account for access

Pricing:

• Free plan
• Essentials plan: $5/month 
• Team plan: $10/month 

4. Writesonic 

Best AI tool for email writing

G2 rating: 4.7/5

I have always used ChatGPT to write emails. However, while researching for the best AI tool for email writing – I came across Writesonic. And I am glad I did – because the platform is perfect for those who need to write emails on a daily basis. 

This tool offers an AI-powered email generator that helps you create high-quality emails. It is best for outreach and drafting cold emails. The best part? It supports 25+ languages and can help you run email campaigns globally. 

You can use it to generate email subject lines, cold emails, and even CTAs. In short, it is a great tool for anyone looking to improve their communication without spending hours drafting.

Key features:

• Access to over 70 AI templates
• Generate email content in more than 25 languages
• Simple input fields for recipient details and email descriptions
• Integration capabilities

Pros:

• Quick generation of email drafts
• Very simple and easy to use
• Offers a free trial for new users

Cons:

• Advanced features may require a paid subscription
• Some templates might need manual tweaking 

Pricing:

• Free plan
• Individual plan: $16 per month 
• Standard plan: $79 per month 

5. Copy.ai

Best AI writing tool for automating repetitive tasks

G2 rating: 4.7/5

Writing tasks are often repetitive and time-consuming. But with the help of Copy.ai, you can save a lot of time. 

I have tried many AI writing tools, but this one really helped in automating repetitive writing tasks. It is actually designed to help sales and marketing teams improve their content creation processes. 

With Copy.ai, you can generate content for blogs, social media, product descriptions, and more. Its user-friendly interface and advanced features make it a valuable tool for anyone looking to boost their content marketing efforts.

Key features:

• Generates diverse types of content
• Allows creation of repeatable workflows to save time on routine tasks
• Brand voice consistency
• Supports over 25 languages for global reach

Pros:

• User-friendly interface
• Wide range of templates
• Works for all types of marketing content

Cons:

• Pricing may be steep for small businesses
• AI-generated content may require editing for perfection

Pricing:

Contact sales team for pricing details 

6. Rytr

Best AI tool for content writing
G2 rating: 4.7/5

Writing high-quality content consistently can be exhausting. If you’re a blogger, marketer, or business owner, I know that churning out engaging copy takes time and effort. That’s where Rytr comes in, an AI-powered writing assistant designed to generate high-quality content in minutes.

Unlike generic AI tools that produce bland, robotic text, Rytr focuses on context and tone, making it a great choice for blog posts, social media captions, ad copies, and more. It uses GPT-4 and proprietary AI models to generate content that feels human-written.

I’ve personally tested Rytr for blog writing, and it delivered well-structured, engaging content with minimal input. With over 40 use cases and 20+ tones, it adapts well to different writing needs, from casual to professional. For those struggling with writer’s block, this tool makes content creation effortless.

Key features:

• AI-generated content for blogs, ads, emails, and more
• 40+ use cases and 20+ writing tones
• Built-in plagiarism checker
• AI-powered rephrasing and text improvement
• Supports 30+ languages

Pros:

• Easy-to-use interface
• Affordable compared to competitors
• Generates human-like content quickly

Cons:

• Can still require minor editing for accuracy
• Limited creativity for highly technical or niche topics

Pricing:

• Rytr offers a free plan with 10000 character generation.
• Unlimited Plan: $9/month (unlimited characters)
• Premium Plan: $29/month (unlimited characters)

Tips to make AI writing tools write like a human

AI writing tools don’t always sound natural. But with a few tweaks, you can get AI-generated content that actually feels human. 

Here’s what works for me….

Give clear and specific prompts

AI struggles with vague instructions. 

Instead of saying, “Write a blog about SEO,” I’ll say, “Write a conversational blog post about SEO basics for beginners, using simple language and real-world examples.” 

The more details, the better the output.

Adjust the tone and style

Most AI tools for writing allow tone adjustments. I’ll ask it to rewrite something casually, professionally, or persuasively, depending on my needs. If the output still sounds stiff – I tweak it manually.

Mix short and long sentences

AI tends to generate flat, uniform sentences that don’t feel natural. I break things up—using a mix of short, punchy sentences and longer, detailed ones. This adds rhythm and makes content more engaging.

Ask for multiple versions and compare

AI isn’t perfect on the first try. I often ask it to rewrite a sentence or paragraph in different ways, then pick the best one. Some tools, like Jasper and Writesonic – have built-in rephrasing options for this.

Add personal experience or real-life examples

AI can’t replicate human experience. I inject personal stories, examples, or opinions into my content to make it feel authentic. Even adding a simple phrase like “From my experience…” makes a big difference.

Fact-check everything

AI tools for content writing sometimes make things up. If I’m writing about a technical or research-heavy topic, I double-check facts and stats before publishing.

Cut out AI “fluff”

AI tends to over-explain things or use unnecessary filler words like “In today’s world…” or “It is important to note that…”. I trim the fluff and keep the writing direct and engaging.

Edit for a conversational flow

If AI-generated text sounds robotic, I read it out loud. If it feels unnatural, I tweak the phrasing until it sounds like something I’d actually say.

What is an AI writing tool?

An AI writing tool is like a virtual writing assistant—it helps generate + edit + refine text based on what you need. 

You can use them for everything –

• Writing blogs
• Paraphrasing sentences
• Writing stories and poems
• Generating emails and resumes

Benefits of using AI writing tools

Did you know? 

AI can boost business productivity by up to 40%.

44% of businesses report that AI helps decrease operational costs.

Here are some more benefits….

• Faster writing – You can use these tools to create content in seconds.
• Better grammar – They can even help you fix spelling, punctuation, and sentence structure instantly.
• Content ideas – You can use them to get topic suggestions and outlines when stuck.
• SEO-friendly writing – Some tools optimize content for search rankings.
• Consistent tone – Maintain brand voice across different content types.
• Repurpose content – Turn blog posts into emails or social media captions.
• Saves effort – Reduces manual work on repetitive writing tasks.
• Works in multiple languages – Great for international communication.

Key features to look for in AI writing tools

Not all AI writing tools are the same—some are powerful- while others feel basic. Look for these features…..

• Natural writing style – Produces human-like, engaging content.
• Customizable tone – Adjusts writing style for different audiences.
• Grammar and spell check – Fixes errors instantly.
• SEO optimization – Helps rank content on search engines.
• Plagiarism checker – Ensures originality.
• Multiple content types – Supports blogs, emails, CVs, and more.
• AI editing tools – Offers rephrasing, summarizing, and expanding options.
• Multi-language support – Writes in different languages.
• Integration options – Works with Google Docs, WordPress, and email platforms.
• User-friendly interface – Easy to navigate without technical skills.

How to choose the right AI writing tool?

With so many options – picking the best AI writing tool can be tricky. Here is how to find the right one…..

• Identify your needs – Do you need help with blogs, emails, SEO, or research? Choose a tool that fits.
• Test writing quality – Some tools sound natural – while others feel robotic. Try free versions before buying.
• Check customization options – Look for tools that adjust tone, style, and content type.
• SEO and plagiarism checks – If writing for online audiences – pick a tool with these features.
• Look at integrations – Does it work with Google Docs, WordPress, or email platforms?
• Compare pricing – Free tools are great, but paid versions often have better features.
• Read user reviews – Check ratings on sites like G2 or Trustpilot to see what others say.

Free vs. Paid AI Writing Tools

Not sure whether to stick with a free AI writing tool or invest in a paid one? Here is how they compare…..

Free AI writing tools

• Good for beginners – Great for quick drafts, basic edits, and simple writing tasks.
• Limited features – Often lack advanced tools like SEO optimization or plagiarism checks.
• Usage restrictions – Some have daily or monthly limits on word count.
• Less accuracy – May require more manual editing to sound natural.

Paid AI writing tools

• More customization – Offers control over tone, writing style, and content depth.
• SEO & plagiarism tools – Helps with rankings and originality.
• Higher-quality output – Generates better-structured and more human-like content.
• Faster processing – Provides quicker, more accurate responses without word limits.

If you need basic assistance – free tools work fine. 

But for high-quality, professional writing – a paid tool is worth the investment.

Wrapping up

AI writing tools can save time + improve content quality + help with everything from blog writing to emails and resumes. 

Here is a quick recap:

• ChatGPT – Best free AI writing tool for beginners
• Jasper – One of the best content writing AI tools
• Buffer AI – Best for social media content
• Writesonic – Ideal for writing emails quickly
• Copy.ai – Automates repetitive writing tasks
• Kickresume – One of the best AI tools for CV writing

And don’t just take my word for it.

Try these tools to see which one fits your needs best.

Have you tried any of these AI writing tools? Which one worked best for you? Share your experience in the comments—I’d love to hear your thoughts!

FAQs

What are the best free AI writing tools?

Some of the best free AI writing tools include ChatGPT, Writesonic, and Copy.ai. While free versions have limitations – they are great for quick writing tasks.

What are the best AI tools for writing?

The best AI tools for writing depend on what you need. Jasper is great for content marketing – Writesonic for emails – and Buffer AI for social media posts. ChatGPT works for everything. 

Which content writing AI tools are best for SEO?

For SEO, the top content writing AI tools include Jasper, Writesonic, and Copy.ai. These tools help optimize content with keyword suggestions, readability improvements, and plagiarism checks.

Which AI tool is best for free?

The best free AI writing tool depends on your needs. ChatGPT (Free version) is great for general writing, brainstorming, and content generation, while Rytr (Free plan) offers structured content with AI-powered templates but has a character limit.

What are the best AI tools for research writing?

The best AI tools for research writing include NotebookLM by Google. It helps analyze and summarize research papers, PDFs, and documents. This makes it easy for you to write research content.