Built With Science · B2C · science-based fitness coaching app
Build an AI coach trained on the creator's videos that reads each user's own data
One of customers' favorite features, founder says; no numbers
Workedproduct-activationretention
What they did
Jeremy AI: a chat trained on all of Jeremy's YouTube videos and blog history that answers fitness and nutrition questions as Jeremy would, and also reads the user's workout, nutrition and progress data to personalize answers. Built in-house by one engineer over a weekend.
What happened
One of customers' favorite features.
- Effort
- One engineer, one weekend
In their words
Sub Club by RevenueCat · Scaling Meta Ads from zero to $100K a month — Ethan Ethier, Built With Science“Jeremy AI has actually been one of our customer's favorite features”
“it's also able to read the user's workout, nutrition, and progress data so it could actually give really, really personalized answers based off where they're at”
Related topics
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More from this episode
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- Built With Science: Mention the app softly mid-video, and tell user transformation storiesStory videos bring more trials than broad educational ones; old videos give steady monthly trials
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- Built With Science: Spend the first month of ads just learning your paid trial-to-paid rateTook about a month to get a baseline to set the allowed cost per customer
- Built With Science: Judge ads by how many trials pay, not by how cheap the trials areClickbait ads brought cheap trials but a huge drop in trial-to-paid
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- Built With Science: Film a months-long science experiment video with real people in a rented studioOne of the year's top videos; decent but not major app conversion