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Backlog vs Clarizen vs Trello System Properties Comparison

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Editorial information provided by Project Management Zone
SystemsBacklog  Xexclude from comparisonClarizen  Xexclude from comparisonTrello  Xexclude from comparison
DescriptionBacklog is a project management and collaboration tool for software developers.Clarizen is a web-based project management and collaboration suite.Trello is a web-based project management and collaboration tool based on Kanban-like lists.
CategoryProject Planning
Issue Management
Project Collaboration
Project Planning
Issue Management
Project Collaboration
Project Planning
Project Collaboration
Project Management Zone Rankinginfomeasures the popularity of Project Management SystemsScore 6.53
Rank #99
Score 36.38
Rank #27
Score 815.09
Rank #5
DeveloperNulabClarizenTrelloinfoowned by Atlassian, originally by Fog Creek Software
Websitebacklog.comclarizen.comtrello.com
Technical documentationsupport.backlog.comclarizen.com/­resourceshelp.trello.com
Social network pages
Facebook2,938likes
LinkedIn124followers
Twitter1,823followers
Facebook3,570likes
LinkedIn13,742followers
Twitter2,705followers
Facebook124,205likes
LinkedIn48,208followers
Twitter187,095followers
Initial release200620072011
LicenseCommercial
Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based service (SaaS)infoSoftware-as-a-Service modelWeb-based service (SaaS)infoSoftware-as-a-Service model
Web-based architectureyesyesyes
Programming languageJava
Operating systemsLinux
Mobile appsAndroid
iOS
Android
iOS
Android
iOS
APIinfoApplication Programming InterfaceyesyesinfoREST and SOAPyesinfoREST
Multi-useryesyesyes
Authentication mechanismPassword
Active Directory
Password
Active Directory
OneLogin
Password
Google sign-on
NotificationsDesktop push
Email
Mobile push
EmailEmail
Mobile push
Project Planning Properties
Hierarchical tasksinfoSupport for parent-child relationships of tasksyesyesno
Recurring tasksinfoSupport for definition of tasks that occur repeatedlynoyesno
Milestone trackinginfoMilestones indicate the completion of major deliverables, normally by completing a set of tasksyesyesno
Task dependenciesinfoDependencies between tasks are logical relationships that restrict the sequence of task executions, e.g. one task must be completed before another task can startnoyesno
Critical path managementinfoThe critical path method calculates the set of tasks that cannot be delayed without increasing the project's duration, taking into account task dependenciesnoyesno
Critical chain managementinfoThe critical chain method expands the critical path method by additionally taking resource constraints into accountnonono
Gantt chartsinfoBar chart to visualize a project's tasks and milestones scheduleyesyesnoinfoavailable via 3rd party tools
PERT chartsinfoNetwork diagrams according to Program Evaluation Review Techniquenonono
BaselinesinfoSupport for creating and using snapshots of a project's plan in terms of cost, scope and schedule noyesno
Resource managementinfoSupport for managing a project's human and/or non-human resourcesnoyesno
Resource levelinginfoSupport for optimizing the allocation of a project's resourcesnonono
Time trackinginfoSupport for estimating and monitoring the time spent on a project's tasksnoyesno
Cost trackinginfoSupport for monitoring a project's expensesnoyesno
Earned value managementinfoSupport for tracking a project's performance and progress via earned value measurementsnoyesno
Risk managementinfoSupport for identifying and keeping track of project risks and risk-related activitiesnoyesno
Scrum supportinfoSupport for typical Scrum techniques such as sprints, backlogs and burn-down chartsnoyesno
Kanban supportinfoSupport for typical Kanban techniques such as visualization of tasks on boards using cardsnonoyes
Project portfolio management infoSupport for collectively managing a set of current or proposed projects, e.g. by evaluation and prioritization of projectsnoyesno
Issue Management Properties
Hierarchical issuesyesno
Custom fieldsyesyes
Custom workflowsyesyes
Project Collaboration Properties
Project wikiyesnono
Discussion forumyesinfodiscussion threadsyesyesinfoconversations
Online chatnoyesno
Audio conferencingnonono
Video conferencingnonono
Screen sharingnonono
Calendar sharingnoyesnoinfointegration with external calendar tools is possible
Contact sharingnoyesno
Document sharingyesinfoGit and SVN integrationyesyesinfocard attachments
File versioningyesnono

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More Resources
BacklogClarizenTrello
Project Management Zone blog posts

Trello is the Project Management System of the Year for the third year in a row
3 January 2019, Matthias Gelbmann

Trello is the Project Management System of the Year for the second year in a row
4 January 2018, Matthias Gelbmann

Trello is the Project Management System of the Year
4 January 2017, Matthias Gelbmann

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