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Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 35

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

freeibooks.com

An online library of free ibooks with over 44,000+ titles available to download For iPad, Android, iPhone or any mobile device | FreeiBooks.com

Page Load Speed

758 ms in total

First Response

102 ms

Resources Loaded

540 ms

Page Rendered

116 ms

About Website

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

Freeibooks.com | An online library of free ibooks with over 44,000+ titles available to download For iPad, Android, iPhone or any mobile device

Visit freeibooks.com

Key Findings

We analyzed Freeibooks.com page load time and found that the first response time was 102 ms and then it took 656 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

freeibooks.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

17/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

freeibooks.com

102 ms

css

37 ms

markup.css

18 ms

flexslider.css

20 ms

elastislide.css

23 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 60% of them (25 requests) were addressed to the original Freeibooks.com, 5% (2 requests) were made to Fonts.googleapis.com and 5% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (155 ms) relates to the external source Facebook.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.6 kB (13%)

Content Size

444.5 kB

After Optimization

384.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Freeibooks.com main page is 444.5 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. 35% of websites need less resources to load. Images take 228.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.7 kB

  • Original 24.7 kB
  • After minification 21.1 kB
  • After compression 6.0 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. This page needs HTML code to be minified as it can gain 3.6 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 18.7 kB or 76% of the original size.

Image Optimization

-16%

Potential reduce by 37.2 kB

  • Original 228.2 kB
  • After minification 190.9 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, Free Ibooks needs image optimization as it can save up to 37.2 kB or 16% 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 405 B

  • Original 176.9 kB
  • After minification 176.9 kB
  • After compression 176.5 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

-23%

Potential reduce by 3.3 kB

  • Original 14.7 kB
  • After minification 14.7 kB
  • After compression 11.4 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. Freeibooks.com needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (65%)

Requests Now

37

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Free Ibooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

freeibooks.com accessibility score

35

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

freeibooks.com best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

freeibooks.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

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 Freeibooks.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 Freeibooks.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 Free Ibooks. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: