riina

A Team Sport App for People
who Train Alone.

Apply for Beta

The Problem

The Motivation Graveyard

People want to be active. The tools keep failing them.

85%

of gym memberships go unused

Most people can't sustain motivation alone.

95%

of fitness apps abandoned in 90 days

Adult life killed team sports.

1B+

wearable devices tracking everything

That data just sits there.

The Solution

Asynchronous Team Sports

Team accountability without synchronized schedules

Mon 6:00 AM

Morning run — +517 pts

Tue 8:00 PM

Yoga session — +224 pts

Wed 7:00 PM

Cycling — +639 pts

Thu 5:00 PM

CrossFit — +340 pts

Fri 9:00 AM

Swimming — +532 pts

Weekly Team Score 2,252 points from 5 members

Why riina

Built Different

Three things that set riina apart

Proprietary AI Algorithm

Heart rate-based scoring that's universal, fair, and accurate across all fitness levels and activities.

Asynchronous Competition

Compete with your team on your own schedule. No coordinating calendars. Train whenever it fits your life.

Works with Any Device

Apple Watch, Garmin, Fitbit, Oura, Whoop — if it tracks heart rate, it works with riina.

The Technology

Heart Rate AI Scoring

Universal. Fair. Accurate.

Based on PPG

Photoplethysmography — the raw, reliable signal every wearable shares. No proprietary metrics needed. One universal input.

Fair Across All Levels

Elite athlete vs. couch potato: both scored on relative effort. Your 100% counts the same as anyone else's.

Any Activity Counts

Running, CrossFit, Yoga, Swimming, Cycling — if your heart beats harder, you score. No activity is left behind.

Hardware

Works with Everything

We're a software layer, not a hardware company.

Apple Watch Samsung Garmin Fitbit Xiaomi Polar Oura Whoop Amazfit
Apple HealthKit Android Health Connect

No device lock-in = no barrier to entry

Early Access

Join the Beta

Be among the first to experience riina. Apply for early access and help shape the future of team fitness.

Apply for Beta