A Bowler's record
Their current Fit and Release in one place: spans, hole sizes and pitches, PAP, axis tilt and rotation, speed and rev rate.
Every ball drilled
Each ball keeps the Layout, Fit and Release it was drilled to. Retired balls stay in the Bowler's history.
Layout calculator
Enter a dual angle Layout and get the pin, CG and PSA positions measured from the centre of grip, with a diagram to check by eye.
Why Driller's Book
[A line or two in your words: what drillers use now, and why you built this]
Works in the shop
By the drill press, with or without signal
Everything except syncing works offline. With a subscription, look up a Bowler on your iPhone at the counter and lay out their ball on the iPad.
Pricing
Free, or subscribed
Free
For trying it, or a small book of Bowlers.
- Up to 5 Bowlers, each with any number of Drilled Balls
- The full layout calculator
- Records stay on your device
- No account needed
Subscribed Monthly or yearly
[price] through the App Store or Google Play.
- No limit on Bowlers
- Records sync and back up across your devices
- Cancel any time in your store settings
If a subscription ends, syncing stops and everything on your device stays usable.
Your Bowlers' records
You're keeping other people's measurements. Here's where they go.
Support