Optimize video ads without going live

Pre-test your ads using predictive AI against a proven methodology and a benchmark with over 20.000 YouTube ads to ensure your ad is effective.

Meet junbi, your all in one YouTube ad testing platform - YouTube

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Meet junbi, your all in one YouTube ad testing platform

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Join the growing number of brands optimising with junbi.

measure what matters

Understand what makes your ad effective.

Measure the attention on your brand

Your audience will only remember what they have seen, so you need to make sure your brand is getting enough attention. The Brand Attention score lets you easily measure and quantify brand attention to optimise your brand recall.

Curious about the attention on your brand?

Ensure your ad breaks through the clutter

Make sure your ad is grabbing attention while competing with surrounding visuals. The Ad Breakthrough score places your ad in a contextual setting and measures how well it stands out.

Does your ad break through the clutter?

Make sure your ad is clear and easy to process

A visually complex ad is difficult to process and remember. The Cognitive Ease score measures how easy your ad is to digest and recall.

Want to know if your ad is clear and easy to process?

clear and actionable recommendations

Find what to change.

Receive clear and actionable recommendations using your personal creative sparring partner Sendō, to better understand what and how to change your creative for the better.

Chat with Sendō

Instant recommendations

What our clients are saying.

Luc van Laer

As an in-house creative agency we made a huge step forward in creating effective and efficient campaigns. We now know that every video we put out there has maximum potential. The creativity of our art director in combination with the data within junbi is a winning combo.

Yf Brodala

We’ve observed notable increases in attribution, message recall, and overall marketing activation, while maintaining a perfect balance between compelling storytelling and clear message delivery, ensuring every second of our videos is optimized for maximum impact.

Jeremy Stewart

junbi’s AI-driven prediction scoring gives our brand clients invaluable insights into how their ad creatives will perform before launching YouTube campaigns.

Nicole Keetman

With junbi, we can optimize more creations much faster in a cost-efficient manner. Moreover, it creates a common language between the marketers of our different brands and sets a good base level for our YT ads. junbi turns attention into data without constraining creativity.

Martijn Meijering

junbi has been an absolute game-changer for us when it comes to pre-testing YouTube ads. Before, we would rely on methods like best practice playbooks and checklists, which can be subjective and would often lead to endless discussions.

Lander Vanraes

Working with junbi has fundamentally transformed our creative approach and made our production process far more efficient. With junbi we’re able to test unlimited iterations of an ad until we find the perfect ad to tell our story with the biggest impact possible!

Denise Kenter

junbi is my go-to tool when it comes to pre-testing YouTube videos. It works easily, quickly, and if something unexpectedly doesn't quite work as intended, the team is ready to resolve it. Very nice! Testing in junbi has become an important part of the campaign process!

Get more for your budget.

Open up a whole new world of YouTube ad testing that was previously only available through complex and costly Neuromarketing studies.

Unlimited predictions

Instant results

Get the most out of your video ads.

Benchmark your campaigns

See how you stack up against thousands of other YouTube ads

Simple, scalable & fast

Fully AI-powered, no participants needed. Test unlimited ads and get instant results

Boost your ROAS

Optimize ad spend with frame-by-frame insights on what works and what doesn’t

A platform you can trust.

95% Accurate

Scientifically valid

Powered by our proprietary visual salience prediction platform with an accuracy score of 95% relative to traditional eye tracking.

100% GDPR Compliant

No user data collected

junbi is a fully AI-powered predictive platform. That means no user data collection, no cookies, and no privacy and compliance headaches.

10,000+ Tested Ads

Diverse benchmark

Based on the Neuroscientific tests of over 10,000 ads, we distilled the three best predictive measurements and made them the basis of junbi.

Join the growing number of marketers using junbi to get an edge.