🆚 Mailcow vs. RainLoop
- 📈 Mailcow is much more popular than RainLoop.
- 🌍 Mailcow is more popular in Germany, the United Kingdom, and Russia.
- 🌍 RainLoop is more popular in Ukraine, Hungary, and the Netherlands.
Statistics based on 3.8M+ analyzed websites. About this data
MailcowType
Webmail software
Webmail software
About
Mailcow is an open-source groupware and 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 6 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, the United Kingdom, and Russia, while RainLoop is more popular in Ukraine, Hungary, and the Netherlands.
Germany
United Kingdom
Russia
France
United States
Austria
Kazakhstan
Turkey
Ukraine
Indonesia
Popularity by domain category
Determined by the number of sites in each category.
Business
General News
Web Mail
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ 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 3,814,833 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.