DialloGeo Collect
Offline field data collection
Free · Designed for iPad. Not verified for macOS.
Build forms, capture geotagged field data with no signal, then sync in one tap. XLSForm/ODK compatible. QGIS-ready exports.
DialloGeo Collect turns your iPhone and iPad into a professional field data collection tool, built to work even with no connection.
Designed for surveyors, cartographers, field researchers, FTTH crews, NGOs and academics, DialloGeo Collect lets you build forms, capture geotagged data in the field, and sync everything the moment the network is back.
OFFLINE COLLECTION
- Fill in forms with no connection: everything is stored locally.
- Reliable automatic sync when the network returns, with no duplicates.
- Drafts: resume an interrupted entry at any time.
GEOGRAPHIC DATA (GIS)
- Precise GPS capture: points, lines (traces) and polygons (areas).
- Base map with offline mode.
- Export to GIS formats: GeoJSON, KML, CSV, Excel, ready for QGIS and ArcGIS.
POWERFUL FORMS
- XLSForm / ODK standard compatible: import your existing forms.
- Conditional logic, calculations, constraints and required fields in real time.
- Cascading choice lists, repeat questions, matrices.
- Photos, voice notes, barcode / QR scanning, handwritten signature.
- Multilingual (French / English).
TEAMWORK
- Shared projects with roles: owner, editor, collector.
- Invitations and member management.
- Public share links to have a form filled in remotely.
YOUR DATA, IN YOUR CONTROL
- Hosting in the European region, GDPR compliant.
- Full export of your data at any time.
- Built-in account and data deletion.
Compatible with the open OpenRosa / ODK ecosystem: your forms stay interoperable, with no proprietary format.
DialloGeo Collect — geotagged field collection, simple and offline.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Ibrahima Diallo, 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 Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ibrahima Diallo
- Size
- 6 MB
- Category
- Productivity
- Compatibility
Requires iOS 26.2 or later.
- iPhone
Requires iOS 26.2 or later. - iPad
Requires iPadOS 26.2 or later. - Mac
Requires macOS 26.2 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.2 or later.
- iPhone
- Languages
- English and French
- Age Rating
4+
- 4+
- Copyright
- © 2026 Ibrahima Sory Diallo