How does it work?

Upload

1. Upload

Drag&drop your images

Place

2. Place

Find identical points, add coordinates

Preview

3. Preview

Overlay, compare, anotate

Share

4. Share

Download GeoTiff, use desktop GIS via WMTS, embed online

Private users

Turn an image into map overlay
Precise geolocations
GIS compatible (WMTS and more)
Web browser is all you need
Advanced features
Compare, Export

Read more

Institutions

Collections of maps
Crowdsourcing with quality assurance
Metadata enrichments for catalogue
Geosearch engine
Promotion via OldMapsOnline.org

Read more

Business

Authenticated access
Private batch exports
Analytics for workers
(time tracking for the work, productivity)
Quality Assurance

Read more

More tools

Old Maps Online

Discover maps in the largest online catalog.

OldMapsOnline
Explore

Compare Tool

Overlay and analyze multiple maps online.

Compare
Explore

Browser Extension

Collect existing maps with a browser plugin.

Compare

Coming soon