Device Detection

51Degrees data analysis team stress tested a range of real iPhone and iPad devices, both old and new using all the major web browsers in order to determine if CPU stress testing is a viable additional method to identify iPhone and iPad models alongside User-Agent analysis, screen information and WebGL API

The full results are available for download along with the analysis of the differences between each device and browser.

Last week 51Degrees data team added 239 devices into the device database. Among them: Microsoft Lumia 640 XL smartphone which was first presented at MWC15 in Barcelona.

Last week 51Degrees added 195 devices into a database, including Asus ZenFone 2 smartphone. This new device was presented at MWC15 in Barcelona and is already in our database. Also now 51Degrees supports iOS operating system subversions.

We're regularly asked "How we can achieve 99.9% device detection accuracy?" At the heart of the answer is an absence of regular expressions. In this article we explain why businesses serious about accurate and fast device detection avoid regular expression based device detection.

51Degrees launches cloud-based device detection service with two price plans: free and premium. Read more for details.

The media coverage of the Black Friday failure of major web sites including Tesco, Argos, Best Buy and Boots highlights how consumer expectation of the internet has changed in just a short period of time. When a competitor is just a screen tap away performance and availability is essential.

Learn how we obtained the figure of 0.0016ms average time for a single detection. Verify this figure on your system in 4 easy steps.

Mobile World Congress 2015 is approaching rapidly. This is one of the biggest world-wide events that helps shape the future of the mobile industry and allows thousands of professionals from around the globe share their ideas, network and advertise their services. 51Degrees has been an active participator at WMC in the past and will again be attending the conference in 2015. See the live countdown to the event.

Learn what user agent spoofing is and why it works well with device detection. See examples of user agents and how a change in a user agent string is likely to influence the detection result.

In this article you will discover that 51Degrees for .NET can be used to redirect any devices, not just the mobile ones.