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Backlog vs Bitrix24 vs Trello System Properties Comparison

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Editorial information provided by Project Management Zone
SystemsBacklog  Xexclude from comparisonBitrix24  Xexclude from comparisonTrello  Xexclude from comparison
DescriptionBacklog is a project management and collaboration tool for software developers.Bitrix24 is a project management and collaboration system available as web-based service and as self-hosted tool.Trello is a web-based project management and collaboration tool based on Kanban-like lists.
CategoryProject Planning
Issue Management
Project Collaboration
Project Planning
Project Collaboration
Project Planning
Project Collaboration
Project Management Zone Rankinginfomeasures the popularity of Project Management SystemsScore 6.53
Rank #99
Score 31.79
Rank #32
Score 815.09
Rank #5
DeveloperNulabBitrixTrelloinfoowned by Atlassian, originally by Fog Creek Software
Websitebacklog.combitrix24.comtrello.com
Technical documentationsupport.backlog.comhelpdesk.bitrix24.com/­documentation.phpinfoself-hosted versionhelp.trello.com
Social network pages
Facebook2,938likes
LinkedIn124followers
Twitter1,823followers
Facebook14,347likes
LinkedIn1,283followers
Twitter4,479followers
Facebook124,205likes
LinkedIn48,208followers
Twitter187,095followers
Initial release200620122011
LicenseCommercial
Web-based service (SaaS)infoSoftware-as-a-Service model
Commercial
Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based architectureyesyesyes
Programming languageJavaPHP
Operating systemsLinuxHP-UX
Linux
Solaris
Unix
Windows
Mobile appsAndroid
iOS
Android
iOS
Android
iOS
APIinfoApplication Programming InterfaceyesyesyesinfoREST
Multi-useryesyesyes
Authentication mechanismPassword
Active Directory
Password
LDAPinfoLightweight Directory Access Protocolinfoself-hosted version
NTLMinfoNT LAN Managerinfoself-hosted version
Active Directoryinfoself-hosted version
Facebook sign-on
Google sign-on
Microsoft sign-on
Twitter sign-on
Password
Google sign-on
NotificationsDesktop push
Email
Mobile push
Email
Mobile push
Email
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 tasksyesyesinfotask deadlinesno
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 dependenciesnonono
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 nonono
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 expensesnonono
Earned value managementinfoSupport for tracking a project's performance and progress via earned value measurementsnonono
Risk managementinfoSupport for identifying and keeping track of project risks and risk-related activitiesnonono
Scrum supportinfoSupport for typical Scrum techniques such as sprints, backlogs and burn-down chartsnonono
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 projectsnonono
Issue Management Properties
Hierarchical issuesyes
Custom fieldsyes
Custom workflowsyes
Project Collaboration Properties
Project wikiyesyesno
Discussion forumyesinfodiscussion threadsyesinfoprivate and team conversationsyesinfoconversations
Online chatnoyesno
Audio conferencingnoyesno
Video conferencingnoyesno
Screen sharingnoyesno
Calendar sharingnoyesnoinfointegration with external calendar tools is possible
Contact sharingnoyesno
Document sharingyesinfoGit and SVN integrationyesyesinfocard attachments
File versioningyesyesno

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More Resources
BacklogBitrix24Trello
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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