Revive your YouTube
back catalog
Earn more from the videos you already made
Your old videos are your
next growth engine
More views,
zero new videos
No filming, no scripts; optimize the content you've already invested in.
A/B testing that never sleeps
Henri AI designs, schedules, and scores thumbnail variants — so you wake up to data-driven winners, not guesses.
Wake up the algorithm
Use severals tools to tell the algorithm your content's still alive.
Thumbnail Reviver
Effortless
thumbnail testing
Henri’s AI automatically generates multiple thumbnail variations and compositions, tailored to your channel’s visual style.
It lets you quickly test what performs best for each video — a fast, low-cost way to identify what truly drives clicks and engagement.
It’s not here to replace artists — just to show what clicks and converts, so your designer can better hit the mark.
Generate and test thumbnailsQuiz Generator
Keep viewers
engaged and interacting
Add light, interactive quizzes to your videos to boost comments, retention, and watch time.
Henri generates relevant questions directly from your video content, turning passive viewers into participants — a simple way to refresh engagement and signal activity to the algorithm.
Generate a quiz
Candidate Detection
Smart flags,
not endless analytics
Henri scans every video on your channel and highlights which ones deserve your attention.
Each upload gets a clear performance tag so you can focus on what actually needs work instead of drowning in analytics.
Upcoming Tools
And we're just
getting started
Henri is continuously evolving with new features to help you maximize your YouTube back catalog.
More tools are in development to give you even more ways to revive and optimize your content.
From abandoned to recommended
How Henri works
Connect your YouTube channel and the browser extension.
Henri keeps your analytics synced daily, so your data is always fresh — no exports, no setup.
Henri analyzes your past uploads to spot videos with hidden potential.
You instantly see which ones are underperforming and ready to be revived.
Generate new thumbnails, set up A/B tests, and let Henri rotate and measure the results automatically.
You focus on creating — Henri handles the experiments.
When the test ends, Henri applies the winning thumbnail automatically.
A week later, you get a full report showing the lift in clicks, views, and engagement.
Currently in private beta
Henri is invite-only while we refine the experience with a small group of YouTube creators.
Selected creators get early features, direct feedback sessions, and founding-member pricing when we launch publicly.
FAQ
Got a Question?
Here are the most common questions about Henri.
Only when you enable testing or apply a winning thumbnail; you can restore originals anytime. Henri gives you full control over when changes go live.
Typical window is 1–7 days per variant; longer for lower-traffic videos. Henri automatically analyzes your video traffic and recommends optimal testing durations.
Weighted score across CTR, views, watch time, and engagement. Henri uses a sophisticated algorithm to ensure winners are statistically significant.
Yes; AI generation is optional. You can test your own designs or let Henri generate them for you.
Yes, especially explainers, tutorials, and evergreen topics. Any content that can engage viewers with questions benefits from interactive quizzes.
We use OAuth and official APIs; security details on /security. Henri complies with all YouTube platform policies and never stores your password.
Henri compares each video to its closest peers (publish window, duration, type) and applies clear tags so you know where to focus. "Need Reviver" means great content, weak packaging (thumbnail/title).
Yes, you can cancel your subscription at any time. No questions asked. You'll continue to have access until the end of your billing period.