Pixalate’s January 2025 UK Publisher Rankings: Independent.co.uk No. 1 for websites, Words With Friends, Blockudoku No. 1 on Apple, Google Mobile App Stores; Pluto TV No. 1 on Apple TV & Amazon TV For Open Programmatic Ad Traffic Quality

Core Insights - Pixalate released the January 2025 Publisher Trust Index (PTI) for the UK, ranking websites and apps based on programmatic ad quality [1][2] - The top three websites for programmatic ad quality in the UK are independent.co.uk, telegraph.co.uk, and thetimes.co.uk [1][8] - Leading mobile apps in the Apple App Store include Words With Friends, Woodoku, and Zen Word, while Blockodoku, Jigsaw Puzzles, and Sudoku lead in the Google Play Store [1][9] - Among connected TV (CTV) apps, SAMSUNG TV and Pluto TV are highly ranked [1][10] Publisher Trust Index Methodology - The PTI ranks publishers based on the estimated quality of their inventory across web, mobile, and CTV environments, utilizing Pixalate's proprietary technology [2][13] - The analysis is based on over 30 billion global open programmatic ad impressions across 12.5+ million websites and apps [12][13] - The PTI covers rankings for over 235 countries and provides breakdowns by more than 20 different IAB taxonomy website categories [13] Additional Insights - Pixalate is recognized for its expertise in privacy compliance, ad fraud prevention, and digital ad supply chain data intelligence [15] - The company has been accredited by the MRC for detecting and filtering Sophisticated Invalid Traffic (SIVT) [15]