Trello
Freemium
Trello is a web based project management solution.
Apple Mail
Free
Apple Mail is an email client included with the operating systems macOS, iOS and watchOS by Apple Inc.
Airmail
Commercial
Airmail is a fast mail client for Mac and iPhone.
Bitrix24
Freemium
Bitrix24 is a free (for small businesses) social enterprise platform.
Spark
Free
Spark is a fast, smart mail manager app.
TypeApp
Free Personal
TypeApp is a mobile email client app.
Hive.com
Commercial
Hive.com is a productivity platform with powerful project management features.
Wrike
Freemium
Wrike is an online project management software that gives you full visibility and control over tasks.
Quire
Free
Quire is a collaborative task management tool for breaking down goals in hierarchical lists.
Productive.io
Commercial
Productive.io is a suite of tools to help businesses increase productivity like project management, time tracking tools.
Smartsheet
Commercial
Smartsheet is a software as a service (SaaS) application for collaboration and work management.
Polymail
Freemium
Polymail is an email application for OS X and iOS known for its clean interface and additional features atop the Gmail platform.
Goalton.com
Freemium
Goalton.com is a platform for goal and task management.
Compare OpenProject with alternatives
Compare Apple Mail and OpenProject and decide which is most suitable for you.
Compare Airmail and OpenProject and decide which is most suitable for you.
Compare Productive.io and OpenProject and decide which is most suitable for you.
Compare Bitrix24 and OpenProject and decide which is most suitable for you.
Compare Smartsheet and OpenProject and decide which is most suitable for you.
Compare Polymail and OpenProject and decide which is most suitable for you.
Compare TypeApp and OpenProject and decide which is most suitable for you.
Compare Goalton.com and OpenProject and decide which is most suitable for you.
Compare Hive.com and OpenProject and decide which is most suitable for you.