GeoCha vs Posteo
A side-by-side look at GeoCha and Posteo. For an in-depth review of either product, follow the links below.
GeoCha
Education & Reference
GeoCha is a web-based geographic annotation tool that allows users to view satellite imagery and annotate locations with tags, comments, pictures, and drawings. It facilitates crowdsourced mapping.
crowdsourcingsatellite-imageryannotationmapping
Posteo
Online Services
Posteo is an email service based in Germany that focuses on privacy and security. It does not show ads or analyze user data. Emails are encrypted end-to-end by default.
privacysecurityencryptiongermany