Best AI Cowriter Tools in 2024
Writing can be tedious, especially when you want to create a high content volume on a tight schedule. Luckily, AI cowriting tools now make it possible to write faster and produce better content in just seconds. However, tons of AI cowriter tools are available, and it can be hard to identify which one is right for you.
To help you choose, we’ve compiled a list of the best AI cowriter tools available online. We break down which option is the best choice for different types of writing, summarize key features, and do a head-to-head comparison of our top picks.
- Best AI Cowriter Tools
- AI Cowriter Tools Comparison Chart
- How to Choose an AI Cowriter Tool
- How We Test the AI Cowriter Tools on This List
- AI Cowriter FAQ
Best AI Design Generators - Ranked
1. Promeo
Best for: Social Media Marketing and Graphic Design
Key Features
- Instantly generate text and images with AI Magic Designer
- Rephrase, summarize, or expand Text with AI Cowriter
- Use AI enhancements to enhance the backgrounds of your product photos
AI Cowriter: 5/5
Price: Free
**Premium subscription available for $2.50/month
Promeo is a creative studio tool that includes comprehensive features for marketing and promotional content, including AI support for both written and visual content. Because it offers a blend of graphic design and writing functionalities, it’s ideal for graphic designers and social media marketers looking to enhance their digital content.
Promeo’s AI Cowriter tool can take your copywriting to the next level by expanding, summarizing, or rephrasing any text you provide. We found that it can also generate text for your graphic designs based on just a few keywords. After testing, we discovered that AI Cowriter will also offer various options for different styles and situations, making it the perfect solution for creating content that fits multiple platforms.
Promeo is constantly releasing new AI enhancements to make the content creation process even easier. Because it provides an all-in-one solution for flawless AI writing and graphic design production, unlike other writing-only solutions, Promeo has earned the top spot on our list.
2. Jasper
Best for: Blogging and Long-Form Content
Key Features
- Keep your writing consistent with Jasper Brand Voice
- Get suggestions based on analytics and insights
- Add images with AI Image Suite
AI Cowriter: 4.5/5
Price: $39 to $59 per month per person, depending on plan
Jasper is an AI copywriting assistant that focuses on long-form content, such as blogs, SEO articles, and knowledge-based content. Based on our tests, Jasper is the ideal tool for marketers who want to build out their digital content strategy. If you’re interested in building out your blog or creating consistent, brand-aligned writing for your company website, Jasper has advanced, enterprise-level tools available.
We found that Jasper’s features include the Jasper Copilot, which will help create content based on your preferences and prompts. You can also adjust the level of complexity to ensure that your target audience can understand your writing. Additionally, Jasper offers features to help manage your company’s brand voice, so all AI-generated content will fit in with your style guide.
Jasper is an advanced tool designed for large companies with complex content strategies. Its analytical tools make it a powerful option for marketers. It also has an AI image suite to support multimedia campaigns, making Jasper our #2 pick for AI copywriting software.
3. Grammarly
Best For: Professional Writing
Key Features
- Get curated suggestions based on your writing style, subject, and target audience
- Create custom style guides based on your desired formatting and brand guidelines
- Proofread and spellcheck your with with AI support
AI Cowriter: 4/5
Price: Free option available, $12 per person per month for Pro
Grammarly’s AI assistant will integrate with thousands of business apps, including Slack, Google Docs, and Gmail, to help you write everything from emails to reports. Because of its flexibility, Grammarly is ideal for any professional who wants to enhance their business writing or simply improve their day-to-day communications.
After using Grammarly’s AI Writing Assistant, we discovered that it will rewrite or rephrase existing content to improve its clarity, tone, and focus. It can also respond to writing prompts, giving you helpful outlines for projects and emails. Our testing found that it can effectively help you adjust the style of your writing for different audiences, from customers to colleagues.
Grammarly has grown significantly since its origins as a spellchecking and proofreading software. Because the extension integrates with the apps you use daily, it’s an ideal assistant for helping you communicate more effectively in the business world. Although highly practical, it doesn’t generate other marketing materials, such as graphic design content, making Grammarly our #3 pick overall.
4. Rytr
Best For: Email Writing
Key Features
- Improve your existing writing with the AI Text Editor
- Use the Rewording Generator to ensure your writing is unique and perfectly fits your style
- Write emails faster with the AI Autocomplete tool that can predict what you want to say
AI Cowriter: 3.8/5
Price: Free option available, $7.50 per month for Unlimited, $24.15 per month for Premium
Rytr is an AI writing tool that can serve several use cases, but it’s known for its successful email writing. You can choose from a wide variety of tones, generate automatic replies, and even train the AI to sound like you. Based on our experience, it’s perfect for both email marketers and people who want to communicate more effectively over text.
We found that Rytr will help you generate written content by auto-completing text based on smart predictions, expanding upon outlines, and even generating original paragraphs. It can also track potential plagiarism and offer helpful rewording suggestions.
Along with email, Rytr has dozens of other use cases, including writing blogs and generating captions. With both a free version and multiple paid tiers, it’s easy to choose the option that works best with your needs, earning Rytr the #4 spot in our roundup.
5. Sudowrite
Best For: Fiction Writing
Key Features
- Generate unique names and characters based on themes and preferences
- Use AI canvas to plan out your plot points, twists, and more
- Create full chapters based on short descriptions
AI Cowriter: 3.5/5
Price: $10 to $44 per month depending on plan
Writing isn’t always just about marketing products or doing business. If you write fiction, you need an AI writer that’s designed just for you. Based on our experience, Sudowrite is an AI writing assistant that’s programmed to help you produce creative writing with rich descriptions and exciting action scenes.
After testing out Sudowrite, we identified several tools to enhance your work of fiction. It can rephrase, add descriptions, and even make your writing more action-oriented. It can even generate original characters to help build out and inspire your story.
With a wide variety of creative, original tools, Sudowrite is ideal for any aspiring fiction writer. Its AI brainstorming tools can help you do everything from generating character names to improving the pacing of your story. However, because it’s a fiction-focused program, it doesn’t have applications for marketing, business, or other types of writing, making Sudowrite our final choice for our list of AI cowriters.
Best AI Cowriters Comparison Chart
| Tool | Promeo | Jasper | Grammarly | Rytr | Sudowrite |
|---|---|---|---|---|---|
| Best For | Social media and promotional marketing | Blogging, articles, and long-form content | Professional and business writing | Email writing | Fiction and Creative Writing |
| Notable Feature | All-in-one text and image generation | Advanced content strategy and AI writing tool | Integrated AI writing assistant to help enhance your digital communication | Comprehensive AI writer with a wide range of applications | Fiction writing tool to help build storylines, characters, and plots |
| Price | Free, with premium subscription options | $39 to $59 per user per month | Free plan available, $12 for Pro plan | Free plan available, $7.50 to $24.15 per month for paid plans | $10 to $44 per month |
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Free Download
Secure Download
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Try | Try | Try | Try |
Best For
Social media and promotional marketing
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Notable Feature
All-in-one text and image generation
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Price
Free, with premium subscription options
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Link
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How to Choose an AI Cowriter
If you want to produce better, faster, more engaging content, it starts with picking the right AI tool. While all of the options on our list can help you channel the power of AI to improve your writing, they work best for different situations, so it’s critical to consider your unique situation and goals before you get started. Plus, if you want to explore other options on your own, you’ll need to do some extra research to make sure you’re using a reliable, quality cowriting tool that meets your needs.Here are some of the factors to consider when picking out which AI writing tool to use:
The Type of Writing - There are endless types of content you can write, from social media captions to product descriptions to blogs. Writing to promote a product requires a completely different style and format than writing a novel. As a result, you’ll need to find an AI cowriter that specializes in the type of writing. For example, if you want to generate text for a promotional flyer based on an image, Promeo has built-in tools to create catchy, keyword-based captions.
Writing Tools and Features - Consider how you want AI to support your writing, then look for software options that include those tools. A well-rounded AI cowriter should be able to expand, summarize, or rephrase any text you provide. In addition, you might want features that change the tone and voice of your writing or offer options in multiple writing styles.
Language Support - Do you want to share your writing with multilingual audiences? You can get even more help from your cowriter by looking for AI software tools that support multiple languages. Consider which languages are most popular among your target audience, then look for programs that include those options.
Extra Functionalities - Sometimes, you need to do more than just write. For example, if you’re creating marketing materials, you may want your AI software to offer graphic design features as well. All-in-one software tools like Promeo make it possible to come up with high-quality marketing text while also improving your graphic design. Along with the AI cowriter tool, Promeo features can enhance product photos, blur distracting backgrounds, and even elevate your social media posts with custom templates.
How We Test the AI Cowriter Tools on This List
If you’re looking for the best in AI writing software, we have you covered. We have a thorough research process to curate our top software picks, giving you the best available options when it comes to AI cowriters. Here’s how we evaluate our choices to ensure we only recommend best-in-class writing tools:
Software Testing - To give you an inside perspective on each software, we test out each individual writing tool. We explore all the features, including trying out different writing styles and projects, so we can recommend the best option for different situations.
Feature Assessment - We make note of which features are available with each tool, including the options for both paid and free versions. Based on the tools included with each program, we assess the overall value of the software and its practicality for various writing projects.
User Reviews - Along with gathering our own insights, we also consider user input from different types of writers, creators, and professionals. By compiling information from user reviews, we offer a well-rounded perspective on the different use cases and applications for each writing tool we review.
AI Cowriter FAQ
1. What is the best AI cowriter for marketing?
Based on our review, Promeo is the top AI cowriter tool for creating marketing content. This is because Promeo offers all-in-one features for promotional content, from AI text generators to AI image enhancers. You’ll be able to refine your product photos, turn them into attractive posters or social media posts, and produce custom text to help sell your products.
2. Do AI cowriters support multiple languages?
Some AI writing tools offer support in several languages, helping you reach an international audience. Not all options are compatible with all languages, however, so it’s important to check the available languages for each software tool you’re considering. For example, Promeo's AI cowriter supports English, Chinese, Japanese, French, German, Korean, Spanish, Italian, and Dutch.
3. Can AI caption my marketing images?
AI cowriter tools like Promeo are perfect for adding captions to your marketing images, product photos, and promotional designs. Because Promeo is an all-in-one AI marketing app, it can instantly generate both images and text for your business. With options like AI Magic Designer, you can use generative AI to produce customizable designs with relevant, eye-catching captions.
4. How can AI improve my writing?
AI can improve your writing by automatically generating captions, blog posts, or other types of content based on your specifications. Tools like Promeo will give you multiple options in various styles, so you can even pick the one that fits in best with your marketing goals.
5. Can AI help me write faster?
One of the main benefits of AI cowriting tools is their ability to help you write faster. You can input just a few words as a prompt, and then the AI software will do the rest. Promeo, even makes it possible to instantly switch between multiple voices and styles, so you don’t have to spend time reworking your writing to fit a different style.
