Free AI Letter Writer

Used by Professionals, Students, and Job Seekers Worldwide

Phrasly's AI letter writer is trusted by people who need a letter immediately. They don't want to stare at a blank page for an hour. Job seekers write cover letters and follow-ups. Students write formal requests. Business owners and professionals write everything from resignation letters to complaint letters.

What Is an AI Letter Writer?

An AI letter writer is a tool that turns a short description into a complete, correctly formatted letter. You tell it who you are writing to, why, and what tone you want. It builds the salutation, body, and sign-off for you. Some people call it a letter generator or letter maker, but the job is the same. It takes your rough idea and turns it into a letter you can send.

A Genuinely Free AI Letter Writer

Phrasly's AI letter writer is free to use. No app download and no token limits blocking you halfway through a letter. Some tools make you install an app before you can generate anything. Others cap how much you can write once you hit a token limit. Phrasly lets you describe your letter, generate it, and copy it out, without hitting a wall partway through.

Write Any Type of Letter

Every letter type follows different rules for tone and structure. Phrasly's AI letter writer adjusts to the type you pick. A resignation letter reads nothing like a thank-you note. Here is what to expect from each type, with a short example for each.

Formal and Business Letters

A formal or business letter states its purpose in the first line. Keep the tone direct and courteous throughout. Keep it short, specific, and free of slang.

Dear Mr Bennett,

I would like to ask for a 2-week extension on the Hargrove project. We require more time to complete our quality testing. Please confirm if this is possible.

Sincerely,
Alicia Moore

Resignation Letters

A resignation letter states your last working day. It keeps the tone professional and thanks the employer for the opportunity. Two weeks' notice is the standard unless your contract says otherwise.

Dear Ms Turner,

Please consider this email my two weeks' formal notice of resignation. Thank you for the opportunities afforded to me on this team. I will assist however possible during my handing over period.

Sincerely,
David Reyes

Thank-You and Appreciation Letters

A thank-you letter names the specific thing you are grateful for and says why it mattered. Warmth matters more than formality here.

Dear Professor Lang,

Thank you so much for agreeing to write me a letter of recommendation this week. I really appreciate your help with my grad school applications. I'll keep you posted on how it goes.

Warmly,
Priya Nair

Apology and Complaint Letters

An apology or complaint letter states the issue plainly. It owns the outcome and offers a fix. Avoid over-explaining. One clear paragraph does more than three defensive ones.

Dear Mr. Osei,

Sorry your order was late. There was a shipping mistake from our side that delayed it by 3 days. Your replacement will be delivered by Friday.

Sincerely,
Grace Whitfield

Cover Letters

Phrasly can draft a cover letter from your description of the role and your background. It does not read your resume or a job posting for you. Review the draft and add the specific details a dedicated AI cover letter generator would pull in automatically.

How to Write a Letter with AI in 3 Steps

Step 1: Describe your letter. Tell us who it's to, why you're writing, and any relevant details. The more specific you can be in your instructions, the closer the first draft will be to your needs.

Step 2: Pick your letter type and tone. Pick what type of letter you want to write, whether it be a resignation letter or a thank-you letter, and the tone from Professional to Sincere.

Step 3: Generate, edit, and copy. Click Generate Letter and read it over. Adjust anything that does not sound like you. Copy the finished letter anywhere you need it.

How to Structure a Letter

Every letter that works follows the same five-part shape. A salutation, a purpose statement, a body, a call to action, and a sign-off. Miss one of these and the letter reads as incomplete, even if the writing itself is fine. Here is what each part does.

• Salutation: Open with the reader's name if you have it, such as "Dear Mr Bennett," or "Dear Hiring Manager" if you do not.
• Opening purpose statement: Say why you are writing in the first sentence, before anything else.
• Body: Give the reader the details, context, or reasoning they need in two or three short paragraphs.
• Call to action: Tell the reader exactly what you want them to do next.
• Sign-off: Close with a standard sign-off, such as "Sincerely" or "Best regards," followed by your name.

Letter Examples That Work

Examples of poorly written letters transformed into clear, concise letters are much more helpful than lists of dos and don'ts. They help you understand structure more quickly. Here are two: a business request letter and a thank-you letter.

Business Request Letter

Before:

Hi, I need more time for the project. Things have been busy, and I don't think we'll make the deadline. Let me know.

After:

Dear Mr Alvarez,

Could we please have a one-week extension on the Meridian report due this Friday? We experienced some data collection delays from a vendor. If we could push back to next Friday, we will have a thorough and accurate report. Thanks!

Sincerely,
Tomas Reyes

Thank-You Letter

Before:

Hey, thanks for helping me with the interview prep; it really helped. I appreciate it.

After:

Dear Ms. Okafor,

Thanks again for taking the time out of your schedule last week to prep me for my interview. Your critique of my answers allowed me to walk into that room confident. Please know that it made a difference.

With gratitude,
Sam Whitlock

Once your letter reads the way you want, you can polish your letter with the AI text enhancer for another pass, or run it through the AI detector before you send it.

What People Say About Phrasly's Letter Writer

I needed a resignation letter that sounded professional without being cold. Typed in my info, chose tone, and had a letter I could actually send in less than a minute.

I never know what level of formality to use when addressing professors. I typed out what I needed, and it came back perfectly toned without me analyzing too much.

I am a small business owner. The sheer volume of complaint letters I have to draft is pretty disheartening. This halves my response time from twenty minutes down to approximately two.