Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

rosettastone.ca

Official Rosetta Stone® - Language Learning - Learn a Language

Page Load Speed

2.2 sec in total

First Response

439 ms

Resources Loaded

1.4 sec

Page Rendered

344 ms

rosettastone.ca screenshot

About Website

Visit rosettastone.ca now to see the best up-to-date Rosetta Stone content for Canada and also check out these interesting facts you probably never knew about rosettastone.ca

Rosetta Stone is the best way to learn a foreign language. The award-winning language solution combines proven learning methods with the world's best speech recognition technology.

Visit rosettastone.ca

Key Findings

We analyzed Rosettastone.ca page load time and found that the first response time was 439 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

rosettastone.ca performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value10,590 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

www.rosettastone.ca

439 ms

css.jsp

11 ms

main.jsp

11 ms

barebone.jsp

11 ms

main.css

12 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 20% of them (25 requests) were addressed to the original Rosettastone.ca, 35% (45 requests) were made to Rosettastone.com and 5% (7 requests) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (439 ms) belongs to the original domain Rosettastone.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (56%)

Content Size

2.4 MB

After Optimization

1.1 MB

In fact, the total size of Rosettastone.ca main page is 2.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 200.0 kB

  • Original 332.6 kB
  • After minification 328.6 kB
  • After compression 132.6 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 200.0 kB or 60% of the original size.

Image Optimization

-6%

Potential reduce by 25.8 kB

  • Original 459.6 kB
  • After minification 433.8 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. Rosetta Stone images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 1.0 MB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 475.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.0 MB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 104.0 kB

  • Original 126.9 kB
  • After minification 125.1 kB
  • After compression 22.9 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. Rosettastone.ca needs all CSS files to be minified and compressed as it can save up to 104.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (58%)

Requests Now

91

After Optimization

38

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosetta Stone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

rosettastone.ca accessibility score

91

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.

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

Form elements do not have associated labels

Best Practices

rosettastone.ca 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

Low

Detected JavaScript libraries

SEO Factors

rosettastone.ca SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rosettastone.ca 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 Rosettastone.ca 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 description is not detected on the main page of Rosetta Stone. 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: