Tools & Wizards About Us
tandemapp.me screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

tandemapp.me

Tandem Language Exchange App | Find Conversation Exchange Partners

Page Load Speed

1.1 sec in total

First Response

218 ms

Resources Loaded

811 ms

Page Rendered

65 ms

tandemapp.me screenshot

About Website

Click here to check amazing Tandem App content. Otherwise, check out these important facts you probably never knew about tandemapp.me

Find A Language Exchange Partner Online! ✓ Connect With Other Language Learners ✓ Learn From Native Speakers For Free ✓ Join The Best Conversation Exchange Community ✓ Become Fluent With Tandem!

Visit tandemapp.me

Key Findings

We analyzed Tandemapp.me page load time and found that the first response time was 218 ms and then it took 876 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

tandemapp.me performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value1,210 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

tandemapp.me

218 ms

www.tandem.net

206 ms

www.tandem.net

375 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 33% of them (1 request) were addressed to the original Tandemapp.me, 67% (2 requests) were made to Tandem.net. The less responsive or slowest element that took the longest time to load (375 ms) relates to the external source Tandem.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 44.6 kB (5%)

Content Size

891.9 kB

After Optimization

847.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tandemapp.me main page is 891.9 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 861.5 kB which makes up the majority of the site volume.

HTML Optimization

-18%

Potential reduce by 22 B

  • Original 125 B
  • After minification 125 B
  • After compression 103 B

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 22 B or 18% of the original size.

Image Optimization

-5%

Potential reduce by 42.1 kB

  • Original 861.5 kB
  • After minification 819.4 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. Tandem App images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 1.7 kB

  • Original 26.5 kB
  • After minification 26.2 kB
  • After compression 24.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-19%

Potential reduce by 706 B

  • Original 3.7 kB
  • After minification 3.7 kB
  • After compression 3.0 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. Tandemapp.me needs all CSS files to be minified and compressed as it can save up to 706 B or 19% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

tandemapp.me

tandemapp.me

218 ms

www.tandem.net

www.tandem.net

206 ms

www.tandem.net

www.tandem.net

375 ms

Accessibility Review

tandemapp.me accessibility score

97

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.

Best Practices

tandemapp.me best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

tandemapp.me SEO score

90

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tandemapp.me 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 Tandemapp.me main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

tandemapp.me

Open Graph description is not detected on the main page of Tandem App. 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: