🆚 Mailcow vs. RainLoop
- 📈 Mailcow is three times more popular than RainLoop.
- 🌍 Mailcow is more popular in Germany, France, and the United Kingdom.
- 🌍 RainLoop is more popular in India, Hungary, and the Netherlands.
Statistics based on 3.4M+ analyzed websites. About this data
Type
Webmail software
Webmail software
About
Mailcow: dockerized is an open-source groupware/email suite based on 
Docker.
RainLoop is an open-source, web-based email client that is no longer being maintained.
Headquarters
Willich, Germany
Pricing
Free ✔️Open source
Free ✔️Open source
Popularity
Determined by the number of sites using each technology.
The Mailcow webmail software is 3 times more popular than RainLoop.
Total websites
Market share
Webmail
Popularity by country
Determined by the number of sites detected from each country.
Mailcow is more popular in Germany, France, and the United Kingdom, while RainLoop is more popular in India, Hungary, and the Netherlands.
Germany
France
United Kingdom
United States
South Africa
Czech Republic
Indonesia
India
Turkey
Russia
Popularity by domain category
Determined by the number of sites in each category.
Business
Portal Sites
Web Mail
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Roundcube
Outlook on the web
SnappyMail🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,406,701 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.