Purpose-Built
A dendrochronology lab for entering ring-width series, aligning specimens, inspecting correlation, and documenting candidate crossdates.
One-time iPhone and iPad app
Ringcross
Tree-ring crossdating workbench
Core Tools
- Ring-width series alignment
- Correlation and crossdate comparisons
- Forty bundled dendrochronology reference plates
Private by Design
No account, ads, tracking, third-party analytics, or developer-operated backend. Your work stays on your device unless you deliberately share or export it.
Use It Responsibly
Crossdates are analytical candidates. Confirm them with accepted dendrochronology methods, specimen context, and expert review.