Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

pdfwin.com

PDF Win | Online PDF tools for PDF lovers

Page Load Speed

3.3 sec in total

First Response

73 ms

Resources Loaded

1.5 sec

Page Rendered

1.7 sec

pdfwin.com screenshot

About Website

Welcome to pdfwin.com homepage info - get ready to check PDF Win best content right away, or after learning these important things about pdfwin.com

pdf win is an online service to work with PDF files completely free and easy to use. Merge PDF, split PDF, compress PDF, office to PDF, PDF to JPG and more!

Visit pdfwin.com

Key Findings

We analyzed Pdfwin.com page load time and found that the first response time was 73 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

pdfwin.com performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value250 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

pdfwin.com

73 ms

css2

36 ms

css2

53 ms

css2

93 ms

css2

92 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 16% of them (17 requests) were addressed to the original Pdfwin.com, 79% (85 requests) were made to Fonts.gstatic.com and 5% (5 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (561 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 413.4 kB (53%)

Content Size

778.6 kB

After Optimization

365.1 kB

In fact, the total size of Pdfwin.com main page is 778.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. HTML takes 340.3 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 309.3 kB

  • Original 340.3 kB
  • After minification 308.2 kB
  • After compression 31.0 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 309.3 kB or 91% of the original size.

Image Optimization

-30%

Potential reduce by 101.1 kB

  • Original 337.5 kB
  • After minification 236.4 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, PDF Win needs image optimization as it can save up to 101.1 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 36 B

  • Original 71.3 kB
  • After minification 71.3 kB
  • After compression 71.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-10%

Potential reduce by 3.0 kB

  • Original 29.4 kB
  • After minification 29.4 kB
  • After compression 26.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Pdfwin.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 5 (23%)

Requests Now

22

After Optimization

17

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PDF Win. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

pdfwin.com accessibility score

96

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

pdfwin.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

pdfwin.com SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pdfwin.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Pdfwin.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of PDF Win. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: