AI that tailors every application

One resume. Five tailored application documents.

Paste any job posting and get a tailored cover letter, recruiter email, LinkedIn message and ATS-ready resume text in seconds.

Free preview — no signupNo credit card required3 full packages after signup

Sample output

Before: Jake Ryan's resume → After: 5 documents for Software Engineering Intern at Nexus Labs

Generated output

Application materials

5 documents

Detailed cover letter

More depth and context for the role

[Your Full Name] [Your Street Address] [City, State, Zip Code] [Your Phone Number] [Your Email Address] [Date] [Hiring Manager Name] [Recipient Job Title] Nexus Labs [City, State] Dear [Hiring Manager Name or Hiring Team], I am excited to apply for the Software Engineering Intern position at Nexus Labs. Graduating with a Bachelor of Arts in Computer Science from Southwestern University, I have gained substantial experience in software development and a solid foundation in programming languages relevant to the role. In my current role as an Undergraduate Research Assistant at Texas A&M University, I developed a REST API with FastAPI and PostgreSQL to manage data from learning management systems. This was complemented by a full-stack project utilizing Flask and React, where I designed a web application that analyzed GitHub collaboration data. My experience in this environment required me to write clean, maintainable code and engage in code reviews, aligning perfectly with the collaborative culture at Nexus Labs. In addition, my time as an Information Technology Support Specialist at Southwestern University has sharpened my problem-solving skills. I frequently troubleshooted complex issues with computers and classroom equipment, enhancing my understanding of diverse technical challenges. This role has prepared me to debug issues efficiently and refine developer tooling, areas of responsibility listed in the job description. I am particularly drawn to Nexus Labs because of your commitment to innovation and teamwork. I am eager to learn from your experienced engineers and contribute to the development of impactful product features. My eagerness to grow and collaborate makes me a perfect fit for your team. Thank you for taking the time to consider my application. I look forward to the possibility of discussing my candidacy further. Sincerely, [Your Full Name]

How it works

Resume + job posting → ready-to-send documents

Two inputs. Five outputs. Spend minutes on each application instead of hours.

1

Upload your resume

Drop in a PDF or paste your experience once. Letterly uses only what you provide — never invents skills.

2

Paste the job posting

Company and role are detected automatically. Override them in Advanced options if you want.

3

Get 5 tailored documents

Concise and detailed cover letters, recruiter email, LinkedIn message, and ATS text — ready to copy, export, and send.

Your resume stays private

Never sold or shared

Used only to generate documents

Encrypted in transit and processed securely

Get started

Generate your first application

Upload your resume and paste a job posting for a free preview — see your detailed cover letter instantly, then unlock the rest.

Try 1 free preview today — your detailed cover letter unlocks immediately. Other documents stay locked until you sign up for 3 full packages.

1. Upload resume

PDF or paste — built from your experience, not generic AI fluff.

Upload your resume PDF

Drag and drop, or browse — max 5 MB

or paste text

2. Paste job description

Copy the full posting from LinkedIn, Indeed, or a careers page.

Company and job title are detected automatically from the posting. Override them in Advanced options if needed.

Advanced options

FAQ

Frequently asked questions

Quick answers before you generate your first application.

What is Letterly?
Letterly turns your resume and a job posting into five tailored application documents in one run: a basic cover letter, a detailed cover letter, a recruiter email, a LinkedIn message, and ATS-friendly text.
Who is Letterly for?
Anyone applying to jobs — internships, new grad roles, and professional positions across industries. Outputs are based on your real resume experience instead of inventing credentials.
How many applications can I generate for free?
You get 3 free generations and 3 free ZIP exports when you sign up. No credit card is required to start. Each generation produces five documents ready to copy or export.
Does Letterly only work for tech jobs?
No. Paste any job posting — marketing, finance, healthcare, education, design, HR, and more — and Letterly tailors outputs to the company, role, and keywords in the listing.
Can I save and track my applications?
Yes. Every generation can be saved. Tracking is a supporting feature — Starter and Premium plans include unlimited history and pipeline tracking. Premium adds follow-up emails, thank-you notes, and interview prep for each saved application.