Independent iOS Studio
Pacer-X mark

PACER-X

A one-person studio building privacy-first iOS apps for the things people love — the road, the crease, and the night sky. Built on device. No accounts. No tracking.

Explore the apps Download PacerX
PacerX Five Hole Dark Skies
PacerX
Running · Insights

PacerX

Every run, understood beyond the splits.

 Five Hole
Hockey · Goalie Stats

Five Hole

Stop tracking. Start improving.

 Dark Skies
Astrophotography

Dark Skies

Sharper stars, fewer trails.
Pacer-X
PACER-X
Three apps · One studio
iOS · Independently built

Three apps.
One studio.
Zero tracking.

Pacer-X makes small, sharp iOS apps for niche obsessions — each one built on device, with no accounts and nothing sent to a server.

See the apps Our privacy stance
01 PacerX
Running insights 02 Five Hole
Hockey goalie stats 03 Dark Skies
Astrophotography tool
Independent iOS Studio

Small apps,
serious signal.

Three focused tools for runners, goalies and stargazers — fast, premium, and private by design.

Browse the apps
PacerX screen
Five Hole screen
Dark Skies screen
Scroll
The apps

Three obsessions,
three sharp tools.

Built one at a time, for people who care about the details. No subscriptions to use the core, no bloat — just quietly excellent iOS apps.

PacerX
Running · Insights · iOS

PacerX

Understand every run — beyond the splits.

Turns your Apple Watch and HealthKit runs into clear, useful insights around pace, heart rate, effort, weather, elevation, consistency and recovery — so runners and coaches can spot patterns and make smarter calls. It won't pretend to replace a coach; it makes the conversation sharper.

Pace insight Heart rate & effort Weather context Elevation Consistency Recovery context
Explore PacerX
Get the app
Download on theApp Store Also oniOS only — for now
PacerX trends screen
PacerX vault screen
Five Hole
Hockey · Goalie Stats · iOS & Android

Five Hole

Stop tracking. Start improving.

The modern goalie stat tracker for goalies, coaches and parents. Log saves, goals and shot locations live, then turn them into save %, GAA, shot maps and season trends. On-device Apple Intelligence reads your game like a coach — and your data never leaves your phone.

Live shot maps Save % & GAA Shot types On-device AI insights Trophy Room
Explore Five Hole
Get the app
Download on theApp Store Get it onGoogle Play
Five Hole stats screen
Five Hole home screen
Dark Skies
Astrophotography · iOS & Android

Dark Skies

Sharper stars, fewer trails.

The universal astrophotography exposure calculator. Dial in the exact shutter limit before the Earth's rotation smears your stars — works with any DSLR, mirrorless or film camera. A nightly sky forecast scores conditions 0–100, and an AR sky finder points you straight to the Milky Way. Privacy-first: no accounts, no third-party APIs.

Exposure calculator Sky forecast 0–100 AR sky finder Works offline
Explore Dark Skies
Get the app
Download on theApp Store Get it onGoogle Play
Dark Skies forecast screen
Dark Skies tonight screen
Built to trust

Made by one person. Owned by you.

Every Pacer-X app runs on your device. There are no accounts to create, nothing uploaded to a server, and nothing sold to anyone. Even the AI insights are computed locally with Apple Intelligence — your runs, saves and night skies stay yours.

On-device No accounts No tracking No ads Apple Intelligence, locally Your data never leaves your phone
Pacer-X

Start with PacerX.

The newest from the studio — privacy-first running insights for runners and coaches. Free to download on the App Store.

Download on the App Store [email protected]