Tools & Wizards About Us
toppdf.com screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

toppdf.com

PDF Tools, Document Process Software, Multimedia Applications and Development Packages - VeryPDF

Page Load Speed

722 ms in total

First Response

67 ms

Resources Loaded

553 ms

Page Rendered

102 ms

toppdf.com screenshot

About Website

Visit toppdf.com now to see the best up-to-date Top PDF content and also check out these interesting facts you probably never knew about toppdf.com

VeryPDF provides software like PDF editor, PDF viewer, PDF converter, Business Office document process, multimedia application and the related Software Development Kits of VeryPDF.

Visit toppdf.com

Key Findings

We analyzed Toppdf.com page load time and found that the first response time was 67 ms and then it took 655 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

toppdf.com performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

toppdf.com

67 ms

toppdf.com

73 ms

www.verypdf.com

45 ms

www.verypdf.com

75 ms

jquery.js

37 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Toppdf.com, 90% (37 requests) were made to Verypdf.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (156 ms) relates to the external source Verypdf.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.7 kB (17%)

Content Size

367.3 kB

After Optimization

304.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Toppdf.com main page is 367.3 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. 15% of websites need less resources to load. Images take 279.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 45.6 kB

  • Original 59.3 kB
  • After minification 56.5 kB
  • After compression 13.7 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 45.6 kB or 77% of the original size.

Image Optimization

-6%

Potential reduce by 16.7 kB

  • Original 279.0 kB
  • After minification 262.3 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. Top PDF images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 369 B

  • Original 29.0 kB
  • After minification 29.0 kB
  • After compression 28.7 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.

Requests Breakdown

Number of requests can be reduced by 14 (38%)

Requests Now

37

After Optimization

23

  • Images
  • JavaScript

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Top PDF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

toppdf.com

toppdf.com

67 ms

toppdf.com

toppdf.com

73 ms

www.verypdf.com

www.verypdf.com

45 ms

www.verypdf.com

www.verypdf.com

75 ms

jquery.js

jquery.js

37 ms

jquery.cycle.js

jquery.cycle.js

52 ms

menu.js

menu.js

54 ms

js

js

144 ms

all.min.js

all.min.js

45 ms

body_pic.gif

body_pic.gif

28 ms

dot4.gif

dot4.gif

28 ms

hot010.gif

hot010.gif

28 ms

new13.gif

new13.gif

35 ms

kb.png

kb.png

35 ms

ticket.png

ticket.png

36 ms

email_2.png

email_2.png

54 ms

custom-solutions-24.png

custom-solutions-24.png

55 ms

tech_support-24.png

tech_support-24.png

56 ms

contacts.png

contacts.png

57 ms

nav-bg_pic-left.jpg

nav-bg_pic-left.jpg

57 ms

nav-bg_pic.jpg

nav-bg_pic.jpg

58 ms

logo.gif

logo.gif

74 ms

nav_line.jpg

nav_line.jpg

71 ms

search_bg_1.png

search_bg_1.png

84 ms

searchbtn-1.png

searchbtn-1.png

84 ms

nav-bg_pic-right.jpg

nav-bg_pic-right.jpg

76 ms

ibanner5.jpg

ibanner5.jpg

112 ms

ibanner6.jpg

ibanner6.jpg

156 ms

ibanner7.jpg

ibanner7.jpg

126 ms

pro--bg.png

pro--bg.png

100 ms

pdf-editor-100.jpg

pdf-editor-100.jpg

107 ms

document-converter.jpg

document-converter.jpg

101 ms

img-to-pdf-100.jpg

img-to-pdf-100.jpg

117 ms

document-printer-sdk.jpg

document-printer-sdk.jpg

116 ms

dot2.png

dot2.png

135 ms

more.png

more.png

136 ms

pro_bgone.png

pro_bgone.png

138 ms

three-image.gif

three-image.gif

138 ms

gototop.gif

gototop.gif

152 ms

ibhbtn.gif

ibhbtn.gif

155 ms

ibbtn.gif

ibbtn.gif

155 ms

Accessibility Review

toppdf.com accessibility score

48

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

toppdf.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

toppdf.com SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Toppdf.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Toppdf.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

toppdf.com

Open Graph description is not detected on the main page of Top PDF. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: