AppMarketSpy › Reference › LithoMap
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App info
- Developer
- PTW Referrals LLC
- Category
- Reference, Education
- Released
- Sep 22, 2026
- Version
- 1.0 (Sep 22, 2026)
- Price
- Free
- Size
- 69.9 MB
- Requires
- iOS 16.4
- Age rating
- 4+
- Languages
- English
In-app purchases
| 3 Extra Download Credits | $3.99 |
| Offline Plus Annual | $84.99 |
| Offline Plus Monthly | $9.99 |
| Offline Basic Annual | $49.99 |
| Offline Basic Monthly | $5.99 |
Current prices, App Store US.
🔒 Price history2 snapshots: when prices changed and new plans appearedGet Pro access
About LithoMap
Discover the geologic story beneath your feet with LithoMap, a nationwide field reference for the United States and Washington, DC. Use the interactive map to: • Explore mapped geologic units with consistent LithoMap colors. • Inspect formation names, ages, descriptions, and source information. • View reported fossil occurrences from the Paleobiology Database. • Explore reported collectible-rock and mineral occurrences from USGS MRDS. • View informational public-land boundaries. • Search for cities, landmarks, and addresses, with multiple choices for ambiguous place names. • Center the map on your current location when foreground location access is allowed. • Filter the map to focus on the fossils, rocks, minerals, gems, and precious metals that interest you. • Save field locations with a title, notes, and on-device photos on eligible plans. • Download selected areas for offline field…
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