Device Detection
Wednesday, February 18, 2026 5:30:00 PM
Automatic Data Updates With 51Degrees
Keep your detection engine accurate, synchronized, and maintenance-free with intelligent automatic data file updates.
Automatic data updates in the 51Degrees Pipeline API ensure device detection engines always use the latest data without manual intervention. With configurable polling, validation, and safe file replacement, this feature minimizes maintenance, prevents stale detections, and scales efficiently across single servers or large clusters.
Friday, February 13, 2026 5:30:00 PM
Meta's robots and crawlers
Research into Meta's approach to scraping web content
Find out how we classify Meta's crawlers and AI content scrapers.
Wednesday, January 28, 2026 11:00:00 AM
User-Agents & Client-Hints
Six Years On
User-Agent Client-Hints were always going to be a "tax" on the web. In this article we recap the history, unpack the current state, and look to the future.
Wednesday, January 14, 2026 9:30:00 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.
Tuesday, January 13, 2026 9:30:00 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.
Friday, January 9, 2026 9:30:00 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.
Wednesday, January 7, 2026 9:30:00 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.
Tuesday, December 23, 2025 5:30:00 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.
Monday, December 15, 2025 1:30:00 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.
Friday, December 12, 2025 7:30:00 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.