Calculator.com - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
70% 
Page structure
75% 
Link structure
47% 
Server
59% 
External factors
100% 
SEO Score
Response time
0.50 s
File size
47.50 kB
Words
657
Media files
4
Number of links
20 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
calculator.com®
The page title is too short. (149 pixels of 580 max pixel length) Optimize title
The domain is used in the page's title.
There are no duplicate words in the title
Meta description
(Critically important)
calculate anything, anytime, anywhere... Free online calculators for everything. Some solve problems, some satisfy curiosity and some simply for fun.
The length of the meta description is perfect. (917 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://calculator.com/
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Canada
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
author-
descriptioncalculate anything, anytime, anywhere... Free online calculators for everything. Some solve problems, some satisfy curiosity and some simply for fun.
keywordscalculator, mortgage, loan,lease, cooking, math, college tuition, agriculture, finance,fractions,love, scientific, design, health, unit converter, pocket, running, calculators
langen
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 657 words. That's ok.
37% of the text are stop words.
The page contains a listing, which indicates a good text layout.
8 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 20.08 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 11 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 13 tags for this page.
Image SEO
(Somewhat important)
4 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://calculator.com/newcalc/img/menu.svgNo alt attribute provided
http://calculator.com/img/new.pngNo alt attribute provided
http://calculator.com/newcalc/img/heart.pngNo alt attribute provided
/newcalc/img/thermometer.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 Help and Tips
H2 Help and Tips Duplicate text
H2 Help with Fractions
H3 Try our Advanced Scientific calculator (beta)
H3 Other popular calculators.
H3 Color Coding
H3 Keyboard
H3 Tape and Tape Buttons
H3 Clearing Buttons
H3 Memory Buttons
H3 Function Buttons
H3 Fractions
H4 Print Options
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
There are no external links on this page.

Found links on this page

LinkAttributesAnchor text
http://calculator.com/calculator.com®
http://calculator.com/fractionsStandard Tape calculator
http://calculator.com/scientificScientific calculator
http://calculator.com/newcalcAdvanced Scientific calculator (beta)
/directory/?show=FinancialFinancial
/directory/?show=FunFun
/directory/?show=HealthHealth & Fitness
/directory/?show=MathMath
/directory/?show=SportsSports & Hobbies
/directory/?show=ConvertersConverters
/directory/?show=OtherOther
http://calculator.com/newcalcText duplicate Advanced Scientific calculator (beta)
/calculate/percentage/Percent calculator
/calculate/love/Love calculator
/calculate/temperature/Temperature calculator
/site/about.phpAbout Us
/site/privacy.phpPrivacy Statement
/site/terms.phpTerms of Service
http://calculator.com/directoryDirectory
/site/contact.phpContact Us

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.50 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 7 CSS files. This may affect the page load time negatively.
This page loads 11 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (48 kB).

HTTP Response Header

NameValue
dateWed, 23 Jul 2025 01:26:26 GMT
content-typetext/html; charset=UTF-8
transfer-encodingchunked
connectionkeep-alive
x-powered-byPHP/7.2.24
cf-cache-statusDYNAMIC
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=NeGjQK3XwcrVhOnikptnbSlU3JhNVRhrcY589AqDhjiUxPGi7i2q%2FYXbdodvx2RbFOJpiLfZvpyb%2FA55HtTa3NOT9%2FX5pdOsE%2FWo2F7E1CrJ0Mbd57rJrKSJezXCGwJDdw%3D%3D"}],"group":"cf-nel","max_age":604800}
nel{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
servercloudflare
cf-ray963763bb7a086fd6-CDG
content-encodingzstd
alt-svch3=":443"; ma=86400
server-timingcfL4;desc="?proto=TCP&rtt=13466&min_rtt=13466&rtt_var=6733&sent=1&recv=3&lost=0&retrans=0&sent_bytes=0&recv_bytes=375&delivery_rate=0&cwnd=30&unsent_bytes=0&cid=0000000000000000&ts=0&x=0"
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 286 referring domains.
This page has 900 backlinks.
This page has backlinks from 132 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-Agent: *
Allow: /
User-agent: Mediapartners-Google
Sitemap: https://www.calculator.com/sitemap.xml
Disallow:

Similar sites

Search preview

calculator.com
calculator.com®
calculate anything, anytime, anywhere... Free online calculators for everything. Some solve problems, some satisfy curiosity and some simply for fun.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
calculator77%Check
Scientific calculator60%Check
Love Calculator58%Check
number or58%Check
form or58%Check
or mixed58%Check
Calculators50%Check
or mixed number50%Check
fraction or mixed number50%Check
calculate46%Check
Show more keywords and terms

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