Website review calculator.io
Calculator+iO — Online Calculators for Fitness, Science, Math, Finance, Health
Generated on December 23 2025 20:44 PM
Old data? UPDATE !
The score is 61/100
SEO Content
Title
Calculator+iO — Online Calculators for Fitness, Science, Math, Finance, Health
Length : 78
Ideally, your title should contain between 10 and 70 characters (spaces included). Use this free tool to calculate text length.
Description
Find the calculator you need with our extensive collection of free online calculators! We've got you covered from finance to math, health to physics. Try it now!
Length : 161
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| type | website |
| title | Calculator+iO — Online Calculators for Fitness, Science, Math, Finance, Health |
| description | Find the calculator you need with our extensive collection of free online calculators! We've got you covered from finance to math, health to physics. Try it now! |
| url | https://www.calculator.io/ |
| determiner | the |
| locale | en |
| site_name | Calculator.iO |
| locale:alternate | vi |
| image:type | image/png |
| image:width | 196 |
| image:height | 196 |
| image:alt | Calculator+iO — Online Calculators for Fitness, Science, Math, Finance, Health |
| image | https://www.calculator.io/assets/images/logo/icon-og.png |
| image:secure_url | https://www.calculator.io/assets/images/logo/icon-og.png |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 1 | 1 | 6 | 0 | 0 |
- [H1] Calculator+iO
- [H2] Popular Calculators
- [H3] Calculator+iO
- [H4] Math Calculators
- [H4] Statistics Calculators
- [H4] Time & Date Calculators
- [H4] Financial Calculators
- [H4] Health & Fitness Calculators
- [H4] Miscellaneous Calculators
Images
We found 6 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 8%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
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.
SEO Links
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 59 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Math | Internal | Passing Juice |
| Statistics | Internal | Passing Juice |
| Time & Date | Internal | Passing Juice |
| Finance | Internal | Passing Juice |
| Health | Internal | Passing Juice |
| Miscellaneous | Internal | Passing Juice |
| ENG | Internal | Passing Juice |
| SPA | Internal | Passing Juice |
| FRA | Internal | Passing Juice |
| DEU | Internal | Passing Juice |
| POR | Internal | Passing Juice |
| ITA | Internal | Passing Juice |
| HIN | Internal | Passing Juice |
| IND | Internal | Passing Juice |
| ARA | Internal | Passing Juice |
| RUS | Internal | Passing Juice |
| JPN | Internal | Passing Juice |
| ZHO | Internal | Passing Juice |
| POL | Internal | Passing Juice |
| PER | Internal | Passing Juice |
| DUT | Internal | Passing Juice |
| KOR | Internal | Passing Juice |
| THA | Internal | Passing Juice |
| TUR | Internal | Passing Juice |
| VIE | Internal | Passing Juice |
| Scientific Calculator | Internal | Passing Juice |
| Basic Calculator | Internal | Passing Juice |
| Fraction Calculator | Internal | Passing Juice |
| Percentage Calculator | Internal | Passing Juice |
| Random Number Generator | Internal | Passing Juice |
| Square Footage Calculator | Internal | Passing Juice |
| Standard Deviation Calculator | Internal | Passing Juice |
| Mean, Median, Mode Calculator | Internal | Passing Juice |
| Standard Deviation | Internal | Passing Juice |
| Variance Calculator | Internal | Passing Juice |
| Combinations Calculator | Internal | Passing Juice |
| Age Calculator | Internal | Passing Juice |
| Time Calculator | Internal | Passing Juice |
| Hours Calculator | Internal | Passing Juice |
| Time Duration Calculator | Internal | Passing Juice |
| Date Calculator | Internal | Passing Juice |
| Auto Loan Calculator | Internal | Passing Juice |
| Loan Calculator | Internal | Passing Juice |
| Salary Calculator | Internal | Passing Juice |
| Amortization Calculator | Internal | Passing Juice |
| Investment Calculator | Internal | Passing Juice |
| BMI Calculator | Internal | Passing Juice |
| Calorie Calculator | Internal | Passing Juice |
| BMR Calculator | Internal | Passing Juice |
| Body Fat Percentage Calculator | Internal | Passing Juice |
| Ideal Weight Calculator | Internal | Passing Juice |
| Dice Roller | Internal | Passing Juice |
| Grade Calculator | Internal | Passing Juice |
| Subnet Calculator | Internal | Passing Juice |
| GPA Calculator | Internal | Passing Juice |
| Numbers to Words Converter | Internal | Passing Juice |
| About Us | Internal | Passing Juice |
| Terms of Use | Internal | Passing Juice |
| Privacy Policy | Internal | Passing Juice |
SEO Keywords
Keywords Cloud
health calculators calculatorio math statistics miscellaneous numbers date calculator time
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| calculator | 27 |  |
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| calculators | 12 | |
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| time | 5 | |
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| math | 5 | |
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| health | 5 | |
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Usability
Url
Domain : calculator.io
Length : 13
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
This page does not 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
Great no email address has been found in plain text!
Deprecated HTML
| Deprecated tags | Occurrences |
|---|---|
| <center> | 2 |
| <font> | 1 |
Deprecated HTML tags are HTML tags that are no longer used. It is recommended that you remove or replace these HTML tags because they are now obsolete.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Too bad, your website is using inline styles. |
|
Great, your website has few CSS files. |
|
Too bad, your website has too many JS files (more than 6). |
|
Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
|
Apple Icon |
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Meta Viewport Tag |
|
Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://www.calculator.io/sitemap.xml |
Robots.txt
https://calculator.io/robots.txt
Great, your website has a robots.txt file.
Analytics
Great, your website has an analytics tool.
Google Analytics |
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.