On-device geology · Olympus Nappe

Privacy

Offline seed model · no ad stack

Olympus Nappe is built as a self-contained education studio. Stratigraphic columns, thrust annotations, summit truth tables, challenges, and exports stay on your iPhone or iPad.

Olympus Nappe does not collect personal data. There is no account system, no tracking profile, and no cloud geology feed tied to your identity.

What runs on the device

Seeded unit cards, thickness rulers, and sequence-rule checks
Cross-section canvases with hanging-wall/footwall tags and décollement markers
Summit lithology drills and emplacement-order practice state
Optional PNG/PDF handouts and a static WidgetKit legend you choose to keep or share

What we do not do

No third-party analytics SDKs
No advertising networks or cross-app trackers
No sale of usage data
No live location mapping, route logging, or weather services inside the app

Contact

If you have a privacy question about Olympus Nappe, email meljacobrg9@gmail.com.

Olympus Nappe · Education · Effective 2026
Illustrative marketing figures on the home page are not App Store metrics.