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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51Degrees provides deeper insights into user preferences and device-specific behaviour, for mobile network operators and their suppliers.
Enhance your analytics, maximise your network and improve your customer services and targeting with TAC data from 51Degrees.
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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.
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 optimized for every user’s device.
Improve user experience, drive engagement and increase advertising revenue with 51Degrees Device Intelligence.
Responsive web design is not a one size fits all solution.
With money and man hours spent on advertising don't let a poor user experience compromises a potential conversion.
Implement 51Degrees server-side to optimize content faster, resulting in an improved user experience and increased conversion rates.
Leading digital agencies need to keep up to date with the latest trends and tool sets to ensure your clients get the best results can be a challenge when you are busy managing the day to day demand from clients.
Using 51Degrees you can adapt online content to maximise the potential of online conversions and steer the end user purchase path.
Plugin us into yours and your clients’ web platforms and see a more granular level of detail about the devices used for clients site.
Your platform is dependent on accurate device data to support improving client-side performance by optimizing 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 optimization
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 user-agent 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.
Yotaphone 2 is the second generation of the Russian smartphone. Currently Yotaphone is the only device on the market that has turned almost the entire phone in to a screen with a conventional display on one side and an e-ink display on the other. Learn how Yotaphone may impact the future of the mobile industry.
Microsoft has great plans for the future of Windows with its latest OS - Windows 10. Discover how the new OS is likely to affect the current situation with Windows distribution by geographical regions and OS versions.
Fresh updates on mobile browser popularity throughout the world organised as an easy to read map. Is Mobile Safari still the undisputed leader? Or were mobile browsers on Android smart phones able to take the lead? Read on to find out.
Check out the situation on the US E-Reader market. See the most popular devices and compare the popularity of each. For this analysis we use data on Web requests originating from E-Readers.
Have you ever wondered what the map of the world would be like if it displayed the most popular desktop browser in each country? Read this article discover our findings all conveniently compiled in a single map. Learn how we got the data and what other cool stuff you can create using 51Degrees mobile analytics.
Responsive Images are on their way. It's official. Designers worldwide now have an exciting new tool that will solve the problem of providing large images and graphics for every device. See examples of using <picture> element as well as an <img> element with srcset and sizes attributes. Learn how you can combine the Responsive Images technology with 51Degrees Image Optimizer to make your life simpler and fully enjoy the benefits of RI.
Categories: Analysis, Opinion
Tags: RWD, Responsive Images
In this article we will take a look at one of the oldest browsers on the market - Opera. We will see how popular Opera is on the global scale and what countries like to use Opera the most.
Learn how 51Degrees was affected by Microsoft Azure outage on 19/11/2014.
In this article we will look at some key figures about Sony mobile that could help us understand some of the reasons for Sony's trouble on the smartphone markets around the world.
Browser wars will never get old. The amount of browsers out there is increasing every day, but only a few are truly popular. This article looks at 5 most popular browsers in France, UK, Germany, Spain, Italy and Poland.