NTT IndyCar Series

The IndyCar season, on your home screen.

Session countdowns, championship standings, and season progress — all at a glance, without opening the app. No accounts. No ads. Built for fans of the race, not the algorithm.

The Marbles home screen showing the next-race countdown for the XPEL Grand Prix at Road America, the championship leader Alex Palou, and a favorite driver card.

Built for the season

Everything that matters on a race weekend, nothing that doesn't.

Glanceable widgets

Next-session countdowns, the championship leader, and your favorite driver and team — live on your home screen. Glance and go; you never have to open the app.

Championship standings

The full title fight beyond just the Indy 500 — every point, every round. Switch to rookie and manufacturer views to follow the battles within the battle.

Schedule & countdowns

The whole season at your fingertips — practice Friday, qualifying Saturday, race Sunday. The app's mood follows the calendar, from the street circuits to the Month of May.

Street Road Oval

The home-screen hook

The paddock, pinned to your home screen.

Marbles puts the season's data exactly where you already look. Long-press your home screen, add a Marbles widget, and the next session, the points lead, and your favorites are always one glance away.

Every driver is carried by their car number in team colors — the same roundel you see on the grid. Quiet, confident, and updated as the weekend unfolds.

The Marbles widgets gallery, showing home-screen widgets for the next session, championship leader, favorite team, favorite driver, and season progress.