Know what device every visitor is using to visit your website.
Use that knowledge to deliver a richer user experience and drive business growth.
Take your website to a whole new level.
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Discover how your customers are viewing your website - what device, what screen size…
Learn how your website performs and discover great insights into how customers behave based on their device.
Richer content, better user experience, increased engagement.
Heavy weight images are a major cause of slow performance.
Managing multiple image assets is a pain.
Use image optimiser to improve performance and reduce image management overheads.
Identify the connection speed and quality of every website visitor.
Deliver a better user experience on your website, by tailoring your content based on your customer's connection.
Great user experience, reduced shopping cart abandonment, better performance.
51Degrees legal terms and conditions.
The ability to quickly segment audiences, target appropriately and optimise ad creative based on accurate analytics is vital for Adtech companies.
51Degrees' Device Intelligence can help you do this with it's patented technology, unrivaled accuracy and industry leading speed.
Use Device Intelligence to take your business to a whole new level.
You have invested in advertising in all the right channels, why fall at the last hurdle.
Leading advertisers use device intelligence to ensure they understand every user before delivering digital content and experiences.
51Degrees ensures your website doesn't get in the way of your brand conversations.
Publishers mobile sites often have huge page load times which results in abandoned page visits and ads not being viewed.
51Degrees enables content and advertising requests to be optimised for every user’s device.
Improve user experience, drive engagement and increase advertising revenue with 51Degrees Device Intelligence.
Your platform is dependent on accurate device data to support improving client-side performance by optimising user experiences server-side
51Degrees provides the fastest and most accurate device information, including 217 device properties such as retail price, vendor, device age, screen size and more to allow more granular analytics and better content optimisation
We support over 20 leading CMS platforms.
Find out how our products have been used to improve user experience and to maximise revenue.
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To generate these results in your business contact us.
Understand how 51Degrees works with web platforms.
Browse API Docs
There's documentation about the data model, migrating from competitors and how 51Degrees works.
Download Premium or Enterprise data with a paid for licence key or login.
Download open source APIs for .NET, Java, C, C++, Node, PHP, Python, Perl, NGINX, HAProxy and more.
Select an API
Browse the full list of properties available in 51Degrees device detection solutions. Find out what values are supported in the Lite, Premium and Enterprise data sets, including full descriptions and advice on how they can be used.
Enter a useragent and find out the associated device, operating system and browser.
Blog entries focused on API changes and uses.
Community support forums for questions and answers concern all 51Degrees products and services.
Purchase 51Degrees device data subscriptions and other products and services.
Answers to common questions about 51Degrees products and services.
Find devices contained in the 51Degrees data sets by vendor, model or using free text search. View the properties and values available for each device.
Compares the major measures, licencing models and costs associated with 51Degrees, DeviceAtlas and ScientiaMobile's WURFL product.
Find out how 51Degrees redefined the device detection industry.
Logos and corporate images useful to press, bloggers and affiliates.
Mobile device emulators for Windows based operating systems recommended by 51Degrees.
You are viewing an old version of the documentation. For the latest, please go here: PHP V3.2
The 51Degrees PHP Detector is designed to be quick to deploy for even low skill developers, and provide fast, accurate and consistent results for real time device detection for websites. All the source code and 51Degrees free Lite data is licensed under the Mozilla Public Licence version 2.
Minimum requirements and test platform configurations.
Learn how to use your Enterprise or Premium data file with 51Degrees PHP device detection. Instructions cover both Wordpress plugin use and Non-Plugin use.
A quick guide on how to install and use the 51Degrees for PHP.
What 51Degrees for PHP does and how it works.
Download the code.
Learn how to configure the version 3 PHP API.
Page contains instructions on how to get device data from the 51Degrees PHP API.
Learn how to use specific functions to perform more customized detections. I.e. how to get properties by the profile id.
How to get meta data associated with the properties and values available in the dataset. Meta data can be used in user interface components to enable end users to easily understand the data they're working with..
Use 51Degrees PHP scripts to resize images automatically for the requesting device.
Learn how to use 51Degrees user performance monitoring feature to identify how fast the Internet connection is for the requesting devices.
Learn how to enable usage sharing so 51Degrees can keep device data up to date.
Learn how to keep 51Degrees device data up to date.
See advanced suggestion on how to make the most your PHP web site.
Page contains description of the common problems that may arise during the install process of 51Degrees device detection in PHP. Solution is provided for every problem.