G-Spyke: stratigraphic columns
Stratigraphic columns, offline
Free · Designed for iPad. Not verified for macOS.
Build stratigraphic columns with a visual layer editor, live previews and flexible export options. Spend less time managing the tool and more time observing geology.
G-Spyke is a field geology app for recording stratigraphic columns, designed for geologists, students, and researchers working outdoors.
WHAT YOU CAN DO
• Build stratigraphic columns layer by layer, from base to top
• Record lithology, grain size, sedimentary structures, contacts, and depositional environment for each layer
• Attach field photos to individual layers
• Add strike/dip measurements and Munsell colors
• Organize layers into stratigraphic units (Group → Formation → Member)
• Tag projects with GPS location
EXPORT
Export your columns as PNG, CSV — ready for reports and publications.
OFFLINE FIRST
Works entirely without internet. Your data stays on your device. Automatic backups survive app reinstalls.
Built by geologists, for geologists.
Learn more at serpentinitelabs.com
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
A clearer, more visual stratigraphy workflow:
- Redesigned layer editor with easier navigation.
- Live layer previews while editing.
- More flexible texture and contact drawing controls.
- Refined interface and fossil catalogue.
- Improved column rendering and exports, including symbols, notes and contacts.
The developer, Juan Esteban Mosquera Rivera, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- User Content
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Juan Esteban Mosquera Rivera
- Size
- 48.8 MB
- Category
- Education
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Serpentinite Labs