2.8 sec in total
377 ms
1.6 sec
795 ms
Visit catroid.org now to see the best up-to-date Catroid content and also check out these interesting facts you probably never knew about catroid.org
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Visit catroid.orgWe analyzed Catroid.org page load time and found that the first response time was 377 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
catroid.org performance score
name
value
score
weighting
Value0.8 s
100/100
10%
Value0.8 s
100/100
25%
Value1.7 s
100/100
10%
Value190 ms
91/100
30%
Value0.219
57/100
15%
Value3.0 s
96/100
10%
377 ms
374 ms
107 ms
6 ms
16 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Catroid.org, 89% (57 requests) were made to Catrobat.org and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (550 ms) relates to the external source Catrobat.org.
Page size can be reduced by 815.2 kB (17%)
4.9 MB
4.1 MB
In fact, the total size of Catroid.org main page is 4.9 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 4.7 MB which makes up the majority of the site volume.
Potential reduce by 20.0 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 4.2 kB, which is 16% 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 20.0 kB or 76% of the original size.
Potential reduce by 670.8 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. Obviously, Catroid needs image optimization as it can save up to 670.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.5 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.
Potential reduce by 123.0 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. Catroid.org needs all CSS files to be minified and compressed as it can save up to 123.0 kB or 86% of the original size.
Number of requests can be reduced by 6 (10%)
60
54
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catroid. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
catroid.org
377 ms
catrobat.org
374 ms
www.catrobat.org
107 ms
jquery-1.10.1.min.js
6 ms
jquery.scrollTo.min.js
16 ms
normalize.css
37 ms
bootstrap.css
148 ms
style.css
165 ms
bootstrap.min.js
58 ms
arrow_down.png
55 ms
pocketcode.jpg
98 ms
ongoogleplay_dark.png
80 ms
arrow_down_dark.png
80 ms
AGJ_review.jpg
122 ms
GSoC2016.jpg
146 ms
educatrobat.jpg
374 ms
AGJ_HoC.jpg
280 ms
PC_worldwide.jpg
367 ms
lovie_letters.PNG
340 ms
PhiroKickstarter.jpg
223 ms
ict2015.jpg
239 ms
lovies2015_winner.jpg
260 ms
AliceGameJamEU.jpg
278 ms
medialibrary.jpg
295 ms
localization.jpg
335 ms
TechTipsFromTeachers.jpg
315 ms
LegoMindstormsNXT.png
383 ms
DownloadAsApp.png
350 ms
AnitaBorg.jpg
371 ms
NOLB.png
376 ms
cs4hs.png
404 ms
google-summer-of-code-2014-logo.jpg
411 ms
ggj2015.jpg
406 ms
hourofcode2014.png
475 ms
DerStandard_20141126.png
494 ms
Hour-of-code-promotion_small_2.jpg
418 ms
Google_play_learning_start_here_20140829.png
468 ms
constructionism.png
446 ms
scratch.jpg
455 ms
www_pocketcode_org.png
456 ms
tic-tac-toe-master.png
502 ms
gpfe_cover_small.jpg
478 ms
pocketcode_pocketpaint_icons.png
454 ms
GoogleSummer_2014logo_avatar.png
455 ms
hourofcode.png
455 ms
codeEU-logo.png
448 ms
gp-edu-apps-n7.jpg
435 ms
Pocket_Code_drone_live_demo_Scratch_2013_conference_w_arrow.png
423 ms
web-tablet_child_592x400_with_arrow.jpg
407 ms
css
26 ms
stprmm2013-003_kl.jpg
550 ms
email_dark.jpg
417 ms
analytics.js
23 ms
collect
13 ms
googleplus.png
510 ms
youtube.png
329 ms
collect
63 ms
facebook.png
479 ms
twitter.png
305 ms
background_header.jpg
483 ms
logo.png
306 ms
startseite.jpg
337 ms
background_pocketcode.png
316 ms
logo.jpg
348 ms
catroid.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
catroid.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Issues were logged in the Issues panel in Chrome Devtools
catroid.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
Document doesn't use legible font sizes
JA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catroid.org can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Catroid.org 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.
catroid.org
Open Graph description is not detected on the main page of Catroid. 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: