Device Detection
1/14/2026 9:30 AM
Static & Quasi-Static Scripts with 51Degrees
Practical alternatives for collecting client-side device evidence without dynamically generated JavaScript.
Discover how semi-static and static JavaScript integrations let you capture rich client-side evidence.
1/13/2026 9:30 AM
Type Allocation Codes (TAC)
Popularly referred to as TAC codes these eight digits are the backbone of modern cellular networks.
Find out about the hidden gems of cellular telecoms and learn how to use them in your business.
1/9/2026 9:30 AM
Introducing IsPlatformVersionFrozen for Detecting Frozen Platform Versions
Maintaining accurate platform version data despite frozen User-Agent versions.
Learn about a new property from 51Degrees to aid Device Detecton accuracy when User-Agent data shows frozen platform versions.
1/7/2026 9:30 AM
Why WebView detection matters — And how 51Degrees solves it
Learn about our WebView detection capabilities.
Discover what WebView is, why it matters, and how to use WebView detection by 51Degrees.
12/23/2025 5:30 AM
End of Year Service Update from 51Degrees
Dates for the last updates of 2025 and the first updates of 2026.
Find out when the final V3 and V4 data file updates of 2025 will be along with the first updates of 2026.
12/15/2025 1:30 PM
Understanding Google’s Native Apps & Device Support Challenges
How does 51Degrees address this issue?
Discover how 51Degrees' DefaultAppStores property offers insight into which app stores are supported by particular device manufacturers.
12/12/2025 7:30 AM
Apple Device Detection
The model of iPhone is essential for analytics and optimization. 51Degrees handles the complexities.
51Degrees provides four different methods to identify the model of iPhone from available evidence. This article explains the different methods and what you can expect from each.
12/8/2025 6:30 AM
51Degrees Launches Third-Party Cookie Detection
Understand when third-party cookies are available and make more money.
Discover how and why 51Degrees has implemented third-party cookie detection.
12/5/2025 5:30 AM
Usage Sharing - How It Works and Why It Benefits You
Discover the benefits and details of 51Degrees Usage Sharing.
Learn about Usage Sharing and why you should consider enabling it.
12/2/2025 9:30 AM
Version 4.5 Launch
51Degrees launches version 4.5 of Device Detection and introduces IP Intelligence.
Discover the latest features and improvements in Device Detection and IP Intelligence here.