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Top 10 Apps on Apple App Store for Advertising in North America, April 2021

Jun 4, 2021 6:30:00 AM

The Pixalate Publisher Trust Index is the ad industry’s first quality ranking system for mobile and Connected TV (CTV) apps. In this blog, you will find insights about the top 10 Apple App Store mobile apps with the highest overall quality for programmatic advertisers in April 2021 for North America.

Quality is determined based on Pixalate’s analysis of a variety of metrics, including ad fraud, popularity, brand safety, and more. Learn about our methodology here and create a free account to see the full Pixalate Top 100™ rankings.

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Top 10 Apple App Store mobile apps for programmatic advertising in April 2021, North America

Pixalate rated over 125,000 apps available in the Apple App Store in metrics including invalid traffic (IVT), brand safety, popularity, viewability, and more. Here are the top 10 performers in North America, from April 2021:

Top 10 Apple App Store North America April 2021

Weather - The Weather Channel gained the first spot in the Pixalate Top 100™ for Apple Apps Store in North America by excellent performance in all measured metrics. However, all the top 10 obtained high scores in all categories and competition for the top position was close.

All apps from the top 10 achieved a score higher than 80 in all measured metrics. Moreover, they all obtained the highest possible score (99) in the brand safety metric.

The full Pixalate Top 100™ ranking helps advertisers find quality iOS apps

In addition to the apps in the top 10 with the highest overall quality, there are other high-quality apps that can be found a bit further down in the top 100 rankings. For example, there are 10 apps outside the top 10 that achieved a score higher than 80 in all measured categories.

For example, Angry Birds 2 achieved an "A" grade in all metrics, as did InShot - Video Editor.

About Pixalate’s Publisher Trust Index

Pixalate’s Publisher Trust Index is a global approach to quality measurement and monthly rankings of the world’s mobile and Connected TV (CTV) apps, designed to bring unprecedented transparency to the programmatic advertising ecosystem. 

While traditional ranking systems use a quantitative-based approach, Pixalate uses proprietary algorithms to measure a range of quality metrics, including brand safety, invalid traffic (IVT, or ad fraud), programmatic reach, viewability, and more. The Pixalate Top 100™ rankings span 35+ different app categories, including IAB 2.2 taxonomies, across four regions: North America, EMEA, APAC, and LATAM.

Create Free Account & See The Rankings


The content of this blog, and the Publisher Trust Indexes (collectively, the “Indexes”), reflect Pixalate’s opinions with respect to factors that Pixalate believes may be useful to the digital media industry. The Indexes examine programmatic advertising activity on mobile apps and Connected TV (CTV) apps (collectively, the “apps”). As cited in the Indexes and referenced in the Indexes’ key findings reproduced herein, the ratings and rankings in the Indexes are based on a number of metrics (e.g., “Brand Safety”) and Pixalate’s opinions regarding the relative performance of each app publisher with respect to the metrics. The data is derived from buy-side, predominantly open auction, programmatic advertising transactions, as measured by Pixalate. The Indexes examine global advertising activity across North America, EMEA, APAC, and LATAM, respectively, as well as programmatic advertising activity within discrete app categories. Any insights shared are grounded in Pixalate’s proprietary technology and analytics, which Pixalate is continuously evaluating and updating. Any references to outside sources in the Indexes and herein should not be construed as endorsements. Pixalate’s opinions are just that, opinions, which means that they are neither facts nor guarantees; and neither this press release nor the Indexes are intended to impugn the standing or reputation of any person, entity or app.

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