SEO Audit - Check SEO Website Online

Analyze on-page SEO and get suggestions for improvement

Free Website SEO Audit Tool - Professional SEO Audit Tool

Tan Phat Digital's SEO Audit tool is a comprehensive solution that helps you analyze and evaluate your website's on-page SEO in a detailed and professional manner. The tool checks over 20 important SEO factors including meta tags (title, description), heading structure (H1-H6), alt text for images, canonical URL, robots meta, Open Graph tags, and many other technical SEO factors. After analysis, you will receive an overall SEO score from 0-100, a list of issues that need to be fixed, and specific improvement suggestions for each item. Completely free, no registration required, results shown immediately.

Outstanding features

Meta title analysis: length, keywords, attractiveness
Check meta description: optimal length 150-160 characters
Evaluate heading structure H1-H6: there is only 1 H1, hierarchy is correct
Check alt text for all images on page
Analyze canonical URLs to avoid duplicate content
Check robots meta tags: index, follow, noindex, nofollow
Evaluating Open Graph tags for social sharing
Check Twitter Card meta tags
Analyze mobile-friendly and responsive design
Calculate an overall SEO score from 0-100 with visual indicator
Detailed improvement suggestions for each detected issue
Problem classification: Pass (green), Needs improvement (yellow), Needs correction (red)

Why is checking on-page SEO important for your website?

On-page SEO is the core foundation for Google and search engines to understand and evaluate your website. According to Backlinko's research, on-page factors such as title tag, meta description, and heading structure are strongly correlated with rankings on Google. A website with good on-page SEO will be crawled and indexed faster, rank higher for target keywords, and attract more organic traffic. This means reduced PPC advertising costs, increased brand credibility, and improved overall marketing ROI. Regular SEO audits (at least monthly) help detect technical issues early, stay up to date with Google algorithm changes, and maintain a competitive advantage.

Benefits when used

  • •Detect and fix on-page SEO errors before affecting
  • •rankings Optimize meta tags to increase CTR (Click-Through Rate) from search results
  • •Improve content structure so Google clearly understands the page topic
  • •Make sure images are optimized with appropriate alt text
  • •Avoid duplicate content with the correct canonical URL
  • •Optimize social sharing with Open Graph and Twitter Cards
  • •Save time compared to manually checking each element
  • •Get specific, actionable improvement suggestions immediately

Detailed instructions on how to use SEO Audit Tool

  1. 1Enter the full URL of the website to be tested in the input box (for example: tanphatdigital.com or https://tanphatdigital.com/vi/services)
  2. 2Press the
  3. 3button and wait for the system to analyze - the process takes about 5-15 seconds depending on website speed
  4. 4See overall SEO score (0-100) with intuitive pie chart: green (80+) is good, yellow (50-79) needs improvement, red (<50) needs urgent repair
  5. 5Open each accordion to see details: Meta Tags, Content & Headings, Technical SEO, Performance & Mobile
  6. 6Carefully read items with yellow or red status, see specific improvement suggestions for each issue
  7. 7Make the suggested changes on your website, then come back and check to confirm they were successfully edited

Cooperate immediately with Mavis Digital

We not only design websites, but also help businesses build strong digital brands. Providing comprehensive website design services from design to SEO optimization. Please contact Mavis Digital immediately to create breakthrough, effective and sustainable technology solutions for your business in Ho Chi Minh.

Tools SEO Tools related

Backlink Checker

Check the backlinks of the website.

Canonical Checker

Check the canonical URL tag.

Heading Analyzer

Structural analysis of H1-H6.

Image Crawler

Crawl images from website.

Keyword Density

Analyze keyword density.

Meta Checker

Check Title & Description length.

Meta Refresh Checker

Check meta redirects.

Meta Tag Generator

Create SEO standard meta tags.

OG Image Generator

Generate OpenGraph image from URL.

OpenGraph Preview

Preview meta tags when sharing.

Redirect Checker

Check the URL redirect string.

Robots Meta Checker

Check noindex/nofollow.