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Free ATS Check · AI Optimization · No Signup Required

Free ATS Score Checker
& Instant AI Optimization

Check your ATS score in seconds, then let AI rewrite your resume to match the job description with ATSAlign Pro. No account needed for your first check, results in under 60 seconds.

1

Upload Your Resume

PDF or DOCX · Max 5MB · Files deleted within 7 days

Drag & drop your resume

or click to browse

.PDF·.DOCX
2

Paste Job Description

From LinkedIn, Indeed, or any careers page

💡 Include the full posting for best accuracy

No account needed Results in ~30 seconds Privacy-first — your data stays private

Step 01

Upload Your Resume

Drag & drop or browse your PDF or DOCX file. No watermarks, no storage.

Step 02

Paste the Job Description

Copy the full JD from LinkedIn, Indeed, or any company careers page.

Step 03

Get Your ATS Score

See your match percentage, missing keywords, and what to fix — instantly.

Last updated: September 2026

What is an ATS Score Checker?

An ATS score checker is a tool that simulates how Applicant Tracking System (ATS) software reads and evaluates your resume. When you apply for a job — whether through LinkedIn, Naukri, Indeed, or a company careers portal — most employers use ATS software to automatically screen applications before a human recruiter ever sees them. The ATS parses your resume, extracts keywords, skills, and job titles, and compares them against the criteria in the job posting. Resumes with a low ATS score are filtered out automatically — meaning a perfectly qualified candidate can get rejected without a recruiter ever seeing their application.

Our free ATS score checker replicates this process. It analyzes your resume against your target job description and gives you an ATS compatibility score from 0 to 100, along with a list of matched and missing keywords. A score above 80% is generally considered ATS-friendly and likely to pass the initial filter.

How ATS Resume Screening Works

Enterprise ATS systems like Workday, Taleo, Greenhouse, and Lever — and Indian platforms like Naukri RMS and iSmartRecruit — use a multi-step process to evaluate resumes:

  1. Parsing — The system extracts text from your resume, stripping formatting. Tables, columns, and graphics are often misread or ignored entirely.
  2. Keyword matching — It searches for exact and semantic matches against the job description's required skills, tools, and qualifications.
  3. Scoring — Each match is weighted by importance. Required skills count more than nice-to-haves. Titles and years of experience are factored in.
  4. Ranking — Candidates are ranked by score. Only the top applicants move forward to human review.

Our free ATS checker uses the same logic — semantic cosine similarity plus keyword density analysis — to give you a score that reflects how real enterprise ATS systems will view your resume.

Why ATS Systems Reject Resumes in India

Most resumes are rejected by ATS before a human sees them. In India, this is especially common on platforms like Naukri.com, LinkedIn, and Internshala, where thousands of candidates apply to every role. The most common reasons:

  • Missing keywords — You have the skills but didn't use the exact terms the job description uses.
  • Poor formatting — Tables, text boxes, headers, and footers confuse the parser and cause data loss.
  • Wrong file format — Some systems struggle with PDF; DOCX is often safer.
  • Generic resume — Sending the same resume to every job without tailoring it to the specific job description.
  • Acronyms without expansions — Writing "ML" instead of "Machine Learning" may cause a keyword miss.

How to Improve Your ATS Score

Improving your ATS resume score doesn't mean fabricating experience — it means communicating your real skills in the language the job description uses. Here's how:

  1. Mirror the job description's language — If the JD says "RESTful APIs", use that exact phrase instead of "API development".
  2. Add missing keywords naturally — Incorporate skills you genuinely have but forgot to mention.
  3. Use a clean, single-column format — Avoid tables, graphics, and multiple columns.
  4. Spell out acronyms — Write "Natural Language Processing (NLP)" to match both forms.
  5. Quantify achievements — Numbers make bullet points more ATS-relevant and more compelling to human readers.
  6. Tailor for each application — A resume optimized for one role will underperform for a different one.

Use our free ATS score checker above to identify exactly which keywords you're missing, then use the AI optimization feature to rewrite your bullet points accurately — without exaggerating your experience.

Step 2: AI Resume Optimization

Once you have your ATS score, ATSAlign Pro can rewrite your resume bullet points to match the job description, adding the missing keywords you choose and aligning your language to the posting without inventing experience. A DOCX resume keeps its own formatting; a PDF resume is rebuilt in a new, clean layout. No manual editing required.

1

Check

Get your free ATS score & missing keywords

2

Optimize

AI rewrites your bullets to match the JD

3

Download

Get your ATS-optimized DOCX in seconds

The ATS score check is always free.

What does ATSAlign analyze?

ATSAlign analyzes your resume against any job description in three areas: keyword coverage (which required and preferred keywords appear in your resume), semantic skill matching (related skills and close wording for the same skill), and formatting compatibility (whether ATSAlign can read the text in your file and find standard sections such as Experience, Education and Skills). You receive a score from 0 to 100 and the first 2 missing must-have keywords for free; the full prioritized list comes with ATSAlign Pro.

How to use this tool

Upload your resume as a PDF or DOCX file. Paste the full job description from the posting you are applying to. ATSAlign processes both and returns your ATS score, keyword gap analysis, and formatting notes in under 60 seconds. No account is needed for your first check of the day, and a free account gets two checks a day. AI resume optimization, which rewrites your bullet points to include missing keywords without fabricating experience, comes with ATSAlign Pro, a one-time pass that never renews.

What is a good ATS score?

There is no official cutoff, because every employer sets up its ATS differently. On ATSAlign's own scale, a score of 80% or higher means your resume covers most of the posting's key terms. Between 60% and 79%, some important terms are missing. Below 60%, many must-have terms are missing, so add the ones that truly fit your experience before you apply.

Related tools and resources

If you are comparing ATS checker tools, read how ATSAlign compares as a free Jobscan alternative and as a free Resume Worded alternative. For in-depth guidance on ATS optimization, resume formatting, and keyword strategy, visit the ATSAlign blog. If you want AI to rewrite your resume bullets to add the missing keywords identified in your free analysis, see ATSAlign Pro.

Free ATS Score Checker FAQ

1What is an ATS score checker?

An ATS score checker is a tool that simulates how Applicant Tracking Systems read your resume. It compares your resume to a job description and calculates a match percentage based on keywords, skills, and formatting.

2How do I check my ATS score for free?

Upload your resume (PDF or DOCX) and paste the job description. ATSAlign analyzes both and gives you an ATS match score from 0 to 100 and the first 2 missing must-have keywords, free, with no account needed for your first check.

3What is a good ATS score?

There is no official cutoff, because every employer sets up its ATS differently. On ATSAlign's own scale, 80% or higher means your resume covers most of the posting's key terms, and below 60% means many must-have terms are missing. Aim to add the missing terms that truly fit your experience, in the posting's own words.

4Why is my resume getting rejected by ATS?

Common reasons include missing keywords, poor formatting (tables, columns), using headers/footers the ATS cannot parse, or sending the same generic resume to every job. Our checker shows how well your resume matches the job and the first 2 missing must-have keywords for free, and tells you if it cannot read the text in your file.

5Is this ATS checker really free?

Yes, the check is free. Your first check needs no account: guests get 1 free check a day, and a free account gets 2. Each free check shows your full match score and the first 2 missing must-have keywords. The full keyword list and AI rewrites of your bullet points come with ATSAlign Pro, a one-time pass that never renews.

6Does ATSAlign work with all ATS systems?

ATSAlign works from the job description you paste, so you can use it for any job, whatever system the employer uses. It does not connect to any employer's ATS, and no outside checker can see how an employer has set up its system, so the score is ATSAlign's own estimate of how well your resume matches the job. ATSAlign is independent and is not affiliated with any ATS vendor.

7Should I use PDF or DOCX for ATS?

Use the file type the employer's application form asks for. Each system documents different things: Workday HiredScore supports DOC, DOCX, PDF, RTF and TXT resumes, Greenhouse Recruiting can't parse resumes larger than 2.5 MB, and for federal jobs USAJOBS recommends uploading a PDF to keep your formatting and page count. Workday also says resumes without images or image-based styles give the best parsing results. ATSAlign checks both PDF and DOCX, so you can test the exact file you plan to send.

8How often should I check my ATS score?

Check every time you apply to a new role. A resume that matches one job description well can match another poorly, because each posting asks for different skills and terms. Recruiters often search and filter applications in their ATS, so using each posting's own words, where they truly fit your experience, helps your resume turn up in those searches.

9What is the difference between an ATS score and a resume score?

An ATS score measures how well your resume matches a specific job description: keyword coverage, skill alignment, and parsing compatibility. A resume score is a broader quality assessment of structure, readability, and completeness. ATSAlign provides an ATS score tied to the exact job you are targeting. It is ATSAlign's own estimate of how well your resume matches that job, because no outside checker can see how an employer has set up its ATS.

10How long does it take to improve my ATS score?

With ATSAlign, you can improve your ATS score in under 2 minutes. A free check shows your match score and the first 2 missing must-have keywords. With ATSAlign Pro, the AI optimizer then rewrites your resume bullet points to include the keywords you choose, without fabricating experience. How much your score goes up depends on your resume and the job.

11Can I check my ATS score without uploading my resume?

No. To calculate an accurate ATS score, ATSAlign needs to parse your actual resume content and compare it against the job description. You can upload a PDF or DOCX file. Uploaded resume files are deleted automatically after 7 days, and the Privacy Policy explains what is kept with your analyses.

12What is the best free ATS score checker in 2026?

ATSAlign gives you a full ATS match score for free, with no account needed for your first check, plus keyword gap detection, semantic skill matching and formatting checks. Each free check names the first 2 missing must-have keywords, and the full list comes with ATSAlign Pro. Guests get one free check a day and a free account gets two.

General ATS Questions

1Is this ATS checker really free?

Yes, the check is free. Your first check needs no account: guests get 1 free check a day, and a free account gets 2. Each free check shows your full match score and the first 2 missing must-have keywords. The full keyword list and AI rewrites of your bullet points come with ATSAlign Pro, a one-time pass that never renews.

2What is a good ATS score?

There is no official cutoff, because every employer sets up its ATS differently. On ATSAlign's own scale, 80% or higher means your resume covers most of the posting's key terms, and below 60% means many must-have terms are missing. Aim to add the missing terms that truly fit your experience, in the posting's own words.

3Does ATSAlign work with all ATS systems?

ATSAlign works from the job description you paste, so you can use it for any job, whatever system the employer uses. It does not connect to any employer's ATS, and no outside checker can see how an employer has set up its system, so the score is ATSAlign's own estimate of how well your resume matches the job. ATSAlign is independent and is not affiliated with any ATS vendor.

4Should I use PDF or DOCX for ATS?

Use the file type the employer's application form asks for. Each system documents different things: Workday HiredScore supports DOC, DOCX, PDF, RTF and TXT resumes, Greenhouse Recruiting can't parse resumes larger than 2.5 MB, and for federal jobs USAJOBS recommends uploading a PDF to keep your formatting and page count. Workday also says resumes without images or image-based styles give the best parsing results. ATSAlign checks both PDF and DOCX, so you can test the exact file you plan to send.

5How often should I check my ATS score?

Check every time you apply to a new role. A resume that matches one job description well can match another poorly, because each posting asks for different skills and terms. Recruiters often search and filter applications in their ATS, so using each posting's own words, where they truly fit your experience, helps your resume turn up in those searches.

6Do I need an account to check my ATS score?

Not for your first check. Guests get 1 free check a day with no account, and a free account gets 2 a day. Each free check shows your full match score and the first 2 missing must-have keywords. The full keyword list and AI rewrites come with ATSAlign Pro.