Responsible advertising within the walled gardens.
Zefr is a global leader in Brand Safety and Brand Suitability solutions for social media platforms like YouTube, TikTok, Meta, and Snapchat. Add Logos of these Walled Gardens on the website.
Its proprietary technology combines advanced AI with human curation to ensure ads appear only alongside appropriate content, protecting brand reputation without sacrificing reach.
Now, with US Media as its exclusive ad partner in Latin America*, Zefr is transforming how brands invest in social media across the region and improving the quality of the content that appears on these platforms.
*Except Brazil.
Analyzes video, audio, images, metadata, and text — ideal for user-generated content (UGC) environments.
Avoid misinformation, hate speech, and harmful content with customizable blocklists.
Direct integration with Meta Business Manager, YouTube, and TikTok.
Full transparency through an intuitive interface and exportable data.
Video Frames
audio transcription
thumbnail
text
image
title
description
Like count
comment count
creator name and bio
stated facts
While traditional verifiers like IAS and DV use open web technology, Zefr is designed specifically for social platforms, focusing entirely on UGC environments and full integration with the leading walled gardens.
1. Proven result with Zefr Max
Real case study on waste reduction and investment savings on YouTube
increase in reach
of high-risk categories blocked
Block Lists Activated
average view rate
Connect your brand with your audience in the Americas
