Announcement articles from Flex

November 18, 2025

New and Improved Dashboard Overview

Turn your HSA/FSA payments into a measurable, optimizable growth channel. The new Dashboard Overview delivers smarter analytics, expanded metrics, and a sleek, redesigned experience that makes it easier than ever to see what’s driving performance and growth.

Connor Olsen

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November 17, 2025

Flex + SHOPLINE: Powering HSA/FSA Payments for SHOPLINE

Flex partners with SHOPLINE to let merchants accept HSA and FSA payments online, expanding payment flexibility and driving more conversions.

Sam O'Keefe

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November 13, 2025

Flex + RevenueCat: Enabling HSA/FSA Payments for In-App Subscriptions

Flex and RevenueCat have partnered to bring compliant HSA/FSA payment acceptance into iOS, Android, and web apps. This integration helps developers capture a new revenue stream from users who want to pay for digital health subscriptions with their pre-tax dollars.

Sam O'Keefe

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September 9, 2025

Flex + Silver: Making Letters of Medical Necessity Simple for TPAs and Consumers

Flex is transforming how people use their HSA and FSA funds by making payments simple, seamless, and accessible. Partnering with Silver, the AI platform for claims automation, we’re helping TPAs cut delays and giving consumers a smoother experience on purchases that require a Letter of Medical Necessity.

Sam O'Keefe

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September 1, 2025

With a $15M Series A, Flex is rewriting the future of health spending — making HSA/FSA payments effortless for everyone, everywhere.

We’ve raised $15M in Series A funding co-led by First Round Capital and CoreVC, with participation from Rethink Impact, and Cameron Ventures. Over the past year, we’ve grown our customer base 5× and now work with household brands like Dermstore, Therabody, Omnilux, and NordicTrack.

Sam O'Keefe

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