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theremin.io screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

theremin.io

Theremin I/O

Page Load Speed

2.7 sec in total

First Response

263 ms

Resources Loaded

1.5 sec

Page Rendered

938 ms

theremin.io screenshot

About Website

Click here to check amazing Theremin content. Otherwise, check out these important facts you probably never knew about theremin.io

Theremin I/O turns your iPhone into a touchless music instrument. It uses your camera and flash to measure the distance to your hand, this signal is then processed by a synthesizer to generate a tone.

Visit theremin.io

Key Findings

We analyzed Theremin.io page load time and found that the first response time was 263 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

theremin.io performance score

0

Network Requests Diagram

theremin.io

263 ms

css

24 ms

main.css

202 ms

mootools.js

501 ms

main.js

604 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 76% of them (19 requests) were addressed to the original Theremin.io, 12% (3 requests) were made to Fonts.gstatic.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (604 ms) belongs to the original domain Theremin.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 255.9 kB (30%)

Content Size

847.5 kB

After Optimization

591.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Theremin.io main page is 847.5 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 508.4 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 3.5 kB

  • Original 5.3 kB
  • After minification 4.8 kB
  • After compression 1.8 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 3.5 kB or 66% of the original size.

Image Optimization

-0%

Potential reduce by 822 B

  • Original 508.4 kB
  • After minification 507.5 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. Theremin images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 231.9 kB

  • Original 310.8 kB
  • After minification 258.1 kB
  • After compression 78.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 231.9 kB or 75% of the original size.

CSS Optimization

-86%

Potential reduce by 19.7 kB

  • Original 23.0 kB
  • After minification 18.9 kB
  • After compression 3.3 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. Theremin.io needs all CSS files to be minified and compressed as it can save up to 19.7 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Theremin. According to our analytics all requests are already optimized.

Network Requests Diagram

theremin.io

theremin.io

263 ms

css

css

24 ms

main.css

main.css

202 ms

mootools.js

mootools.js

501 ms

main.js

main.js

604 ms

analytics.js

analytics.js

71 ms

icon-bl4.jpg

icon-bl4.jpg

212 ms

icon-ll4.jpg

icon-ll4.jpg

206 ms

icon-rl4.jpg

icon-rl4.jpg

151 ms

noise01.png

noise01.png

600 ms

arrowDown.svg

arrowDown.svg

202 ms

appstore.svg

appstore.svg

204 ms

camera.png

camera.png

209 ms

sound.png

sound.png

301 ms

harmony.png

harmony.png

495 ms

midi.png

midi.png

301 ms

midi.svg

midi.svg

300 ms

social-icons.svg

social-icons.svg

303 ms

yelloagents.svg

yelloagents.svg

399 ms

hizen.svg

hizen.svg

396 ms

-_Ctzj9b56b8RgXW8FAriRsxEYwM7FgeyaSgU71cLG0.woff

-_Ctzj9b56b8RgXW8FAriRsxEYwM7FgeyaSgU71cLG0.woff

22 ms

IczWvq5y_Cwwv_rBjOtT0w.woff

IczWvq5y_Cwwv_rBjOtT0w.woff

38 ms

JbtMzqLaYbbbCL9X6EvaIxsxEYwM7FgeyaSgU71cLG0.woff

JbtMzqLaYbbbCL9X6EvaIxsxEYwM7FgeyaSgU71cLG0.woff

40 ms

collect

collect

27 ms

icon-no-webgl.jpg

icon-no-webgl.jpg

291 ms

SEO Factors

theremin.io SEO score

0

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 Theremin.io 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 Theremin.io 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

theremin.io

Open Graph data is detected on the main page of Theremin. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: