Runna · B2C · running training plan app
Use AI tools to go from tens to 400+ ad concepts a month
400+ concepts/month; said to lower CAC and speed up learning
Workedpaid-social
What they did
Marketing team used AI tools (e.g. ElevenLabs for voice, video generators) to increase ad creative concepts from tens to 400+ per month, testing them on Meta and TikTok to find and double down on winners faster; learnings also feed product roadmap decisions.
What happened
400+ creative concepts per month; Phil says more testing leads to lower CAC and faster learning.
In their words
Sub Club by RevenueCat · 12 AI Growth Lessons for Subscription Apps – Phil Carter, Elemental Growth“Runna went from tens of creative concepts per month to 400 plus creative concepts per month that their marketing team is spinning off each month.”
Related topics
Get tactics like this every Monday
New tactics from the week's founder interviews, each linked to where it was said.
More from Runna
All 8 Runna tactics- Aim the app at first-time runners doing couch to 5K, not all sportsEarned a strong valuation; Strava bought it to reach beginner runners
- Give each runner AI coaching feedback on every run, built by an ex-coachGrew fast and was bought by Strava; no growth numbers given
- Give each running influencer their own workout plan in the appGuest says it built a strong brand and rocketed up the charts; no numbers
- Buy a beginner running app so new runners later move up to your app
- Buy a beginner-friendly app and sell it to your users as a bundleDeal closed; adviser calls it '1+1=6'; no post-deal numbers shared
- Keep a bought app separate and sell one subscription for both apps
More from this episode
- Tolan: Quiz new users, match them to an AI friend, then start a voice chatAdvisor credits it as a big part of their success; no numbers
- Tolan: Show a shareable card of how the AI character's personality maps to yoursAdvisor calls it a viral artifact people share; no numbers
- Runna: Target serious runners with training plans that adapt after every runWon the race-training niche; later bought by Strava
- Wispr Flow: Put a small always-visible widget or calendar reminder where users already workGuest now uses voice nearly as much as typing; no company numbers
- StudyFetch: Ship many AI study features fast and show each one on TikTok and DiscordNo results shared
- Film a real person once, then use AI for 30 languages and music variantsAdvisor's standing advice to clients; no numbers
- Photoroom: Show the AI background remover in the first 6 seconds of every adLower CAC, higher conversion; opened Mexico, Brazil and Indonesia
- Gamma: Let the decks and sites users make get shared and show up in searchGrew with very little paid acquisition; valued at $2B+
- Gamma: Use cheaper, faster AI models where the output is good enoughProfitable 6 months after launch; faster product and lower compute costs
- Notion: Get early-adopter creators to post tutorials and templates for your new AI featureDrove organic adoption of Notion AI and better new-user retention; no numbers
- Replace the hard paywall with a free plan plus a 7-day trial of the best version+75% LTV per user (other pricing changes made at the same time)
- Switch from a hard paywall to a free planSubscriber conversion fell 50%+; reverted after a couple of weeks
- Duolingo: Keep AI features in a pricier top plan; give basic users a taste
- Tolan: Start with a 7-day free trial, then tune trial length to limit AI costs