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While working in professional settings, you should have proper know-how in creating engaging business letters to improve communication. Whether you are writing a cover letter or a sales letter, you need to have a proper command of language and contextual understanding. Professionals who are not adept enough in letter writing can make use of AI letter writers for this task.

Top 10 AI Letter Writers

As discussed, letter writing is a valuable skill in business settings to improve communication. Many online and offline letter generators AI are introduced in the market to streamline business communications. If you want to choose the best one for your needs, go through the best AI letter generators discussed below.

In this article
  1. Wondershare PDFelement AI Letter Generator with Templates
  2. ToolBaz
  3. Simplified
  4. LogicBalls
  5. Texta.ai
  6. Copy.ai
  7. Smodin.io
  8. HIX.AI
  9. Typli.ai
  10. Grammarly

1. Wondershare PDFelement AI Letter Generator with Templates

Free Plan: 14-day Free Trial

Wondershare PDFelement stands out as one of the best AI letter writers due to its ability to generate letters for any type of communication. Users can also utilize the AI Sidebar present in this tool to translate the AI-generated letter for foreign clients or business partners. Moreover, you get the option to improve the letter visually with the help of multiple templates in its

“Template Mall” window.

pdfelement letter writing templates

Once the letter content is generated, users can access the “Edit” feature of this tool to insert content into the template. After adding the content, you can adjust the font size, color, and position of the text to match the aesthetics of the template. Learn how to utilize PDFelement AI for letter writing by going through the steps given below:

Step1Access the PDF Template Mall Using PDFelement

First, you need to launch this AI letter generator on your system to start the letter-writing process. Afterward, hit the "Plus" icon from its main interface to access a menu, where you have to click the “PDF Template” option to enter the Template Mall.

access pdfelement template mall
Step2Choose Your Desired Letter Template

Once you access this new window, scroll down and choose the “Letter” tab from the left menu to reveal several templates. Now, choose the template you like the most and hit the “Edit Now” button to add AI-generated letter content to this template.

choose your favorite template
Step3Generate Letter Content within the AI Sidebar

Upon accessing your desired template in the editing interface, click on the “AI” icon on the right toolbar to enter the “AI Sidebar” window. From here, go to the “Chat with AI” tab and write a detailed prompt to tell PDFelement AI to generate letter content. Moreover, you get the option to translate the generated content into any language with a single command.

generate ai letter content
Step4Add AI-Generated Letter Content to Imported Template

Moving forward, shift to the “Edit” tab to start the process of adding letter content to the template. Now, press the “Add Text” button and click anywhere on the screen to insert a text box for letter content. Afterward, simply copy and paste the content from the AI sidebar to the text box.

add ai generated content to template
Step5Edit the Font Style, Color, and Other Settings for a Personal Touch

Once you have pasted the text, you will see the “Properties” side window, where you can change the font style of the added content. Next, change the color of the text to match the aesthetics of the template. PDFelement further gives you the option to optimize the alignment, spacing, and appearance of the content.

adjust font and other text settings

Pricing Plans

  • Quarterly Plan: $29.99
  • Yearly Plan: $79.99
  • Perpetual Plan: $129.99

2. ToolBaz

Free Plan: Entirely Free to Use

With the help of this AI for writing letters, users can generate extensive letters of any type with simple text prompts. While creating the letters using this tool, you can adjust the creativity levels to meet professional or personal demands. Let's go through the straightforward steps to generate letters with the assistance of ToolBaz AI writer:

toolbaz ai letter writer

After accessing the ToolBaz official website, scroll down to reach the “Letter Writer Tools'' section. From here, click on the “Letter Writer” button to access this tool to write a letter with AI.

access ai letter writer feature

Upon reaching this letter creation window, type a detailed prompt to tell AI the purpose of the letter. Next, adjust the tone for letter writing through the “Creativity” slider and hit the “Write” button to generate AI content.

write prompt and adjust creativity level

Pricing Plans

  • Free to Use

3. Simplified

Free Plan: Available (Limited Fonts and Text Generation Characters)

Simplified helps professionals write official letters in multiple languages to communicate with foreign clients smoothly. With its advanced settings, you can optimize the tone and creativity level to get customized output that is suitable for your communication requirements. The following detailed steps will help you to take advantage of this AI to write letters:

simplified ai letter writer

Start the process by accessing the “AI Letter Writer” tool page on the Simplified website. From here, you can click on the “Generate” button to reach the letter-writing interface. Now, write a suitable prompt explaining your thoughts in the “What You Are Looking to Write” text box. Afterward, put the points you want to cover throughout the AI-generated letter in the relevant box.

add prompt and talking points

Moving forward, access the “Advanced Settings” drop-down menu to optimize the output letter content. Next, adjust the “Creativity Level” and “Tone” settings through their relevant menus. Finally, hit the “Generate” button to let AI write a detailed letter according to your prompt.

adjust the advanced settings

Pricing Plans

  • Pro Plan: $18 per month
  • Business Plan: $49 per month

4. LogicBalls

Free Plan: Available (Limited Input and Output)

Using LogicBalls AI letter writer, you can write multiple types of letters for any occasion you want. While writing an AI letter with this tool, you can also adjust the tone and language to meet the demands of different letter-writing scenarios. You can take the guidance from the steps explained below to learn how to write a letter with AI tools:

logicballs ai letter writer

First, you need to visit the official website of LogicBalls to access the “AI Letter Generator” webpage. Upon entering this tool page, choose your desired format for letter writing through the “Type of Letter” drop-down menu.

choose the type of letter

Afterward, type all the thoughts you want to convey in the letter in the “Key Points” text box. Then, select your favored “Tone” and “Language” settings from their relevant menus before hitting the “Write” button to get an AI-generated letter.

adjust tone and language of letter

Pricing Plans

  • Premium Plan: $8.25 per month
  • Business Plan: $83.25 per month

5. Texta.ai

Free Plan: 7-day Free Trial

Texta.ai letter generator can help you effortlessly create perfect letters for any of your businesses. All you need to do is enter your desired topic with relevant keywords in the prompt box and let this AI tool do its magic. Learn to create professional letters in different tones and styles by going through the following steps:

texta ai letter writer

Begin by accessing the official website of this free AI letter writer. Then, hit the “Generate” button and wait for the new window to appear. There, select the “Letter Generator” option from the left sidebar to start creating a letter for your business. Now, enter a brief description of your business in the “Describe your letter” prompt box.

write prompt for letter generation

Once you are done with the prompt box description, select the desired tone and style of your content from the “Tone” and “Style” menus. Finally, click the “Create” button to initiate the creation process of your letter.

adjust tone and style preferences

Pricing Plans

  • Individual Plan: $49 per month
  • Business Plan: $99 per month
  • Enterprise Plan: $399 per month

6. Copy.ai

Free Plan: Available (Only 2000 words in Chat)

If you are looking to use artificial intelligence for letter writing for professional purposes, Copy.ai is there for you. For instance, you can design a perfect resignation letter for any company just by providing the company name and a few details about it. Follow the straightforward steps provided below to use this AI letter generator:

copyai ai letter writer

First, go to the website homepage of this AI tool and scroll over the “Resources” drop-down menu. From there, click the “AI Writing Generators” option to access the tools section of this AI letter writer.

access ai writing generator tool

Afterward, search for the “Free Resignation Letter Generator” tool by scrolling down and selecting it. Then, write the name and required details about the company that you want to resign from. Lastly, hit the “Submit” button to finalize your letter generation.

add company details before letter creation

Pricing Plans

  • Pro Plan: $49 per month
  • Team Plan: $249 per month

7. Smodin.io

Free Plan: Available (5 uses per week)

Smodin.io is one of the AI tools for letter writing that can use its chat feature to achieve this creative purpose. The natural language processing of this tool gives you a free hand in writing the prompt about your letter in any tone or style. To learn how to use the chat feature of Smodin.io, follow this step-by-step guide:

smodin ai letter writer

Start with launching the website of this AI letter generator and select the “AI Writing” section from the left sidebar. Once done, click the “Try for Free” button from the upper right corner and choose the “Chat” app from the following options.

open the chat feature

Now, enter the relevant prompt about the letter you want to generate for your business in the chat box. You can even set the required context of the personality you want to portray in your letter. After writing the details of your letter, hit “Enter” to generate your desired letter.

write prompt to create letter

Pricing Plans

  • Essentials Plan: $15 per month
  • Productive Plan: $29 per month
  • Ultimate Plan: $79 per month


Free Plan: Available (Only GPT-3.5 & 1000 Words Every Week)

One of the simplest ways to write a letter with AI and send it directly is through HIX.AI. It's powered by GPT to generate unique and innovative responses to your prompts. Along with providing the sender and recipient information, you can also set the sending date to schedule the delivery. Here's how you can create and send letters through it:

hixai ai letter writer

First, open any browser on your system and access the website of this tool. Then, from the “Writing Tools” section, select “AI Letter Generator” to start creating your business letter with it. Afterward, enter the recipient’s name and the purpose of your letter in the relevant prompt boxes.

add recipient details and letter purpose

Once done, select the desired language that you want for your letter. You can also provide the sender's and recipient's addresses and schedule the sending date as an optional setting. Finally, click on the “Generate” button to design your business letter in a few moments.

adjust optional settings and generate letter

Pricing Plans

  • AI Writer Basic Plan: $12.99 per month
  • AI Writer Unlimited Plan: $69.99 per month
  • AI Writer Pro Plan: $19.99 per month

9. Typli.ai

Free Plan: Available (Only 1000 Words)

Typli provides an advanced AI letter writer to help you draft professional and informal letters quickly. You can simply add all the required details about your letter in the provided prompt box, i.e., the purpose, tone, and recipient's information. Just walk through the guide below to use this free AI letter writer efficiently:

typli ai letter writer

Launch the official website of this AI tool and click the “AI Writing tools” option from the top menu. Afterward, scroll down and choose the “AI Letter Generator & Writer” tool to access its AI writing feature for your letter.

select ai letter generator tool

Once accessed, write all the relevant details and data that you want to provide for your business letter in the “Details” box. Then, hit the “Generate” button to get the output of your letter creation.

write prompt for ai letter generation

Pricing Plans

  • Hobbyist Plan: $29 per month
  • Freelancer Plan: $49 per month
  • Professional Plan: $299 per month

10. Grammarly

Free Plan: Available (No Adjustment of Writing Tone & Limited Features)

Grammarly also allows you to generate cover letters using just resume details through its advanced AI for letter writing. Afterward, you only need to enter your job title and description and let Grammarly AI create a detailed cover letter based on the information provided. Follow the instructions explained below to create AI-generated letters using this efficient writer:

grammarly ai letter writer

Begin this letter-writing process by entering the “Cover Letter Generator” tool page on Grammarly. Then, import your CV from the computer by clicking the “Upload File” button in the “Upload Your Resume” section.

upload resume file to grammarly

Moving forward, fill in your job title and description details to tell AI what to write in the cover letter. Once all the information is added, press the “Create Cover Letter” button to get your desired output.

add job description for letter creation

Pricing Plans

  • Premium Plan: $30 per month
  • Business Plan: $25 per month


Throughout this article, we have familiarized you with different AI letter generators to help you improve business communication. All these tools have multiple features to optimize the AI-generated letter based on the scenario. However, Wondershare PDFelement is your best option when you are looking to create visually pleasing letters with its AI features and stunning templates.

Audrey Goodwin
Audrey Goodwin May 24, 24
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12 years of talent acquired in the software industry working with large publishers. Public speaker and author of several eBooks on technical writing and editing.