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## Related Case Studies

Real-world impact and outcomes of brands that harnessed the power of Hark for customer support transformation.

**Pendulum Stopped $454K in Churn — By Listening to Customer Stories that Metrics Missed**\
Pendulum Therapeutics makes next-generation probiotics for whole-body health. The kind whose health benefits compound over time. Which means retention is more than just a KPI — it's part of the product experience.](/content/case-study/pendulum-stopped-454k-in-churn----by-listening-to-customer-stories-that-metrics-missed/index.html)

**OneSkin Turned 3 Months of Digging into 30-Minute Fixes — and Saved $117K with Hark**\
OneSkin, a leader in skin longevity science, struggled to turn fragmented customer feedback into actionable insights. Proving product issues could take months, and critical context often got lost. Partnering with Hark changed everything — customers could share videos and voice notes for richer detail, AI-powered summaries uncovered patterns instantly, and hypotheses that once took three months to validate were confirmed in just 30 minutes. The result? Faster fixes, stronger alignment across teams, and a single source of truth that turned support into a driver of product innovation.](/content/case-study/oneskin-turned-3-months-guesswork-into-30-minute-fixes-with-hark/index.html)