Follow the stave
Keep dimensions, draw targets, wood details, and ordered workshop sessions in one record.
Tiller Trace Creative tools
Keep the before
beside the after.
A workshop notebook for traditional bowyers. Keep every tillering session connected to the photos, readings, and observations that informed it.
On the App StoreiPhone and iPad · iOS / iPadOS 17.0+
Follow the bow in the wood.
See the changes
Compare two photos with an adjustable overlay and review your force-draw readings across a session.
Take the record along
Export a PDF bench report or portable backup with the project and its selected photos.
Good to know
The details.
Version 1.0
Updated
Purchase & compatibility
$9.99 one-time paid download. No subscriptions or in-app purchases.
iPhone and iPad · iOS / iPadOS 17.0+. App Store pricing and availability vary by region.
Your privacy
Projects and photos stay on your device unless you export them. No account, ads, analytics, tracking, or developer cloud service. Core features work offline.
A notebook, not a safety assessment
Tiller Trace does not predict structural safety or tell you where to remove wood. Direct inspection, protective equipment, appropriate training, and safe workshop practice remain essential.
Need a hand?
Help, answers, and the important details.