Percentum - Fitness Challenges

Percentum turns fitness goals into friendly competition.

Create a campaign, invite friends, and track progress over time. Percentum ranks members by percentage change (not just raw numbers), so results feel fair across different starting points.

Campaign types

Weight Loss (default): highest percent loss wins
Gainz: highest percent gain wins
Leaderboards and medals

Daily leaderboards for workouts (and optionally steps and distance)
Medals awarded to top performers
Medal leaderboard ranking: total medals first, then Gold, Silver, Bronze
Trophy Room

When a campaign is finalized, top finishers earn winner cards
View your cards any time in your Trophy Room and save them to Photos
Social + motivation

Send Salutes to recognize friends’ progress
Push notifications for key moments (like receiving a Salute and earning winner cards)
Health + privacy

Sync workouts (and optional step/distance stats) from Apple Health
Your data stays tied to your account and campaign participation