deru.ch

Website review deru.ch

 Generated on February 15 2026 22:25 PM

Old data? UPDATE !

The score is 66/100

SEO Content

Title

DERU: The Art of Cooperation

Length : 28

Perfect, your title contains between 10 and 70 characters.

Description

DERU an atmospheric puzzle game which challenges two players to work together and play through many colorful levels.

Length : 116

Great, your meta description contains between 70 and 160 characters.

Keywords

abstract, deru, puzzle, game, 2D, casual, multiplayer

Good, your page contains meta keywords.

Og Meta Properties

Good, your page take advantage of Og Properties.

Property Content
title DERU an atmospheric, cooperative Puzzle Game
image img/deru_icon.jpg
description DERU an atmospheric puzzle game which challenges two players to work together and play through many colorful levels.

Headings

H1 H2 H3 H4 H5 H6
0 7 6 0 0 0
  • [H2] Trailers
  • [H2] Everybody can join!Friends, family and foes:
  • [H2] Get DERU on these Platforms
  • [H2] Deru is a cooperative puzzle game that mixes eye catching abstract art with mind bending puzzles to a unique gaming experience.
  • [H2] And Deru is an award-winning game devleoped by InkKit
  • [H2] Subscribe to stay tuned about updates
  • [H2] Contacts
  • [H3] Enjoy beautiful abstract art while solving mind-bending puzzles
  • [H3] Simple, easy to pick up game mechanics lead to complex gameplay
  • [H3] Great atmospheric music
  • [H3] Five worlds packed with more then 70 brain twisting riddles
  • [H3] Couch Co-op: merge your brains together to overcome the streams and barriers
  • [H3] Single Player: challenge your twin-stick skills to tackle the puzzles solo

Images

We found 34 images on this web page.

32 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.

Text/HTML Ratio

Ratio : 28%

Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.

URL Rewrite

Good. Your links looks friendly!

Underscores in the URLs

Perfect! No underscores detected in your URLs.

In-page links

We found a total of 6 links including 0 link(s) to files

Anchor Type Juice
BRAND Internal Passing Juice
Presskit External Passing Juice
Downloads Internal Passing Juice
- External Passing Juice
- External Passing Juice
- External Passing Juice

SEO Keywords

Keywords Cloud

mixes art challenge deru tackle game twin-stick skills abstract puzzles

Keywords Consistency

Keyword Content Title Keywords Description Headings
game 3
deru 3
puzzles 3
art 2
abstract 2

Usability

Url

Domain : deru.ch

Length : 7

Favicon

Great, your website has a favicon.

Printability

We could not find a Print-Friendly CSS.

Language

Good. Your declared language is en.

Dublin Core

Great. This page take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Too bad, your website is using inline styles.
Too bad, your website has too many CSS files (more than 4).
Perfect, your website has few JavaScript files.
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Missing

Your website does not have an XML sitemap - this can be problematic.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Robots.txt

http://deru.ch/robots.txt

Great, your website has a robots.txt file.

Analytics

Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.

PageSpeed Insights

Device
Categories

Website-SEO-Überprüfung

Website-SEO-Überprüfung is a free SEO tool which provides you content analysis of the website.