Tools & Wizards About Us
rosettastone.tv screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

rosettastone.tv

Official Rosetta Stone® | How Language Is Learned

Page Load Speed

1.8 sec in total

First Response

107 ms

Resources Loaded

735 ms

Page Rendered

924 ms

rosettastone.tv screenshot

About Website

Welcome to rosettastone.tv homepage info - get ready to check Rosetta Stone best content right away, or after learning these important things about rosettastone.tv

Rosetta Stone's award-winning language learning program combines proven methods and the world's best speech recognition technology. Choose from 25 languages.

Visit rosettastone.tv

Key Findings

We analyzed Rosettastone.tv page load time and found that the first response time was 107 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

rosettastone.tv performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value2,410 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.141

78/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

rosettastone.tv

107 ms

www.rosettastone.com

246 ms

datadog-rum.js

25 ms

e9a799c04718e1cc.css

69 ms

0b85e51926bc8da9.css

107 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rosettastone.tv, 97% (74 requests) were made to Rosettastone.com and 1% (1 request) were made to Datadoghq-browser-agent.com. The less responsive or slowest element that took the longest time to load (260 ms) relates to the external source Rosettastone.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 345.1 kB (23%)

Content Size

1.5 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rosettastone.tv main page is 1.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 941.2 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 336.4 kB

  • Original 485.7 kB
  • After minification 485.7 kB
  • After compression 149.3 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 336.4 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 8.6 kB

  • Original 941.2 kB
  • After minification 932.5 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

-0%

Potential reduce by 0 B

  • Original 54.9 kB
  • After minification 54.9 kB
  • After compression 54.9 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 15 (20%)

Requests Now

74

After Optimization

59

  • Images
  • JavaScript
  • CSS

The browser has sent 74 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 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rosettastone.tv

rosettastone.tv

107 ms

www.rosettastone.com

www.rosettastone.com

246 ms

datadog-rum.js

datadog-rum.js

25 ms

e9a799c04718e1cc.css

e9a799c04718e1cc.css

69 ms

0b85e51926bc8da9.css

0b85e51926bc8da9.css

107 ms

polyfills-78c92fac7aa8fdd8.js

polyfills-78c92fac7aa8fdd8.js

79 ms

9104.9dc73c0cf38c6bda.js

9104.9dc73c0cf38c6bda.js

132 ms

830.f7228bb50f11e434.js

830.f7228bb50f11e434.js

73 ms

webpack-d700f3ff9d28d675.js

webpack-d700f3ff9d28d675.js

133 ms

framework-326f6104f1d6e0dc.js

framework-326f6104f1d6e0dc.js

130 ms

main-7d1aab5eeca9d535.js

main-7d1aab5eeca9d535.js

142 ms

_app-69a9bd7a7bb09896.js

_app-69a9bd7a7bb09896.js

144 ms

6916-5a743f69fd7f0737.js

6916-5a743f69fd7f0737.js

152 ms

7150-249c1e8efd48698c.js

7150-249c1e8efd48698c.js

154 ms

849-f5574572c941865d.js

849-f5574572c941865d.js

158 ms

3387-223e5c08e1af6c06.js

3387-223e5c08e1af6c06.js

155 ms

7041-333ff938f50ae079.js

7041-333ff938f50ae079.js

156 ms

%5Blocale%5D-527bd94e02a126c8.js

%5Blocale%5D-527bd94e02a126c8.js

160 ms

_buildManifest.js

_buildManifest.js

158 ms

_ssgManifest.js

_ssgManifest.js

154 ms

get-immersed-en-US-800.png

get-immersed-en-US-800.png

107 ms

feel-supported-en-US-800.png

feel-supported-en-US-800.png

129 ms

express-yourself-en-US-800.png

express-yourself-en-US-800.png

121 ms

individuals-1x.webp

individuals-1x.webp

120 ms

enterprise-1x.webp

enterprise-1x.webp

108 ms

schools-1x.webp

schools-1x.webp

121 ms

124 ms

125 ms

125 ms

128 ms

124 ms

127 ms

128 ms

130 ms

130 ms

143 ms

138 ms

151 ms

144 ms

148 ms

141 ms

106 ms

106 ms

104 ms

145 ms

180 ms

134 ms

136 ms

132 ms

130 ms

136 ms

168 ms

128 ms

128 ms

146 ms

156 ms

144 ms

141 ms

161 ms

260 ms

166 ms

166 ms

162 ms

169 ms

193 ms

190 ms

195 ms

190 ms

245 ms

208 ms

230 ms

239 ms

logo-stone.svg

logo-stone.svg

208 ms

IXL.svg

IXL.svg

210 ms

dropdown-arrow.svg

dropdown-arrow.svg

230 ms

stats-bg-1625.svg

stats-bg-1625.svg

224 ms

Accessibility Review

rosettastone.tv accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

rosettastone.tv best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

rosettastone.tv SEO score

97

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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.tv 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.tv 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

rosettastone.tv

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: