Migrating from Project Online: OnePlan, Planner Premium or PSSE?

Helping PMOs and IT teams navigate the transition — with a clear assessment, low-risk migration, and uninterrupted reporting.

Microsoft is retiring Project Online. We help you objectively assess three migration paths: Project Server Subscription Edition (PSSE), Planner Premium, or OnePlan—each serving different organizational needs:

Zero Data Loss
Reporting Continuity
Minimal Disruption
Microsoft Ecosystem

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At a Glance: Three Migration Paths

OnePlan – Best for: Organizations needing enterprise PPM capabilities in the cloud without infrastructure burden. Ideal for strategic portfolio management, resource capacity planning, and external system integrations (Jira, ServiceNow, Azure DevOps) while staying within Microsoft 365 ecosystem.

Project Server Subscription Edition (PSSE) – Best for: Organizations that need advanced, centralized PPM with deep scheduling, governance, and on-prem/hosted control. Maximum IT control with proven track record.

Planner Premium (+ Teams4PM) – Best for: Organizations that want modern, collaborative work management embedded in Microsoft 365, while adding structure, governance, and portfolio visibility through extensions like Teams4PM. Suitable for teams scaling beyond basic task management into structured project delivery.

Which Path Fits Your Organization?

Question	OnePlan	PSSE (Project Server Subscription Edition	Planner Premium
Primary Use Case	Enterprise PPM with strategic portfolio management, resource planning, and financial control. Supports Agile, Waterfall, and Hybrid.	Management (EPM/PPM), PMO-driven, complex schedules	Team-based work with optional structured project management when extended with solutions like Teams4PM
Hosting Model	Cloud-native SaaS on Azure. No infrastructure required.	On-premises or IaaS (e.g., Azure) SharePoint farm	Cloud-only, in your M365 tenant
Scheduling Capabilities	Full project scheduling via Project for the Web and MS Project desktop integration. Critical path, dependencies.	Full MS Project-style scheduling, dependencies, baselines, resource leveling	Simplified task scheduling natively, extended with structured scheduling (Gantt, dependencies, milestones) when combined with Teams4PM
Portfolio / Governance	Advanced portfolio management with Portfolio Kanban, OKR alignment, scenario planning, capacity analysis.	Strong portfolio selection, approvals, workflows, custom fields, reporting	Limited portfolio governance natively; can be extended with portfolio visibility, governance, and standardization using Teams4PM
Integration	OneConnect platform: Native M365 (Teams, Azure DevOps, Power BI) plus external systems (Jira, ServiceNow, Salesforce, ERP) with bi-directional sync.	Deep integration with Project Professional, SharePoint, SQL/BI	Deep integration with Teams, Loop, Outlook, OneDrive; ties into broader M365 apps
Reporting & Data	Pre-built Power BI report packs for portfolio, resource, and financial analytics. OData access. Real-time insights.	Robust reporting via SQL, Power BI, and data warehouse-style access	Modern reporting via Power BI / Graph data, lighter but improving over time
Customization	Extensive via Power Platform (Power Apps, Power Automate). Custom fields, workflows, forms without code.	High – workflows, fields, extensions, integrations	Moderate – Power Platform, rules, automations, but within SaaS constraints
IT Control & Compliance	Enterprise security: Azure AD, SSO, MFA, compliance standards. Tenant-level data isolation. RBAC.	Maximum control over environment, patching, and data residency	Microsoft-managed platform; governance via M365 admin, Purview, security & compliance
User Experience	Fused Microsoft Experience" - Work directly in Teams, SharePoint, Azure DevOps. Modern, intuitive UI.	Familiar to seasoned PMs, steeper learning curve for casual users	Modern, intuitive, designed for everyday users and cross-functional teams, with the ability to scale into structured project environments via Teams4PM
AI Capabilities	✅ Sofia GPT assistant, Insights AI analytics, automated recommendations	❌ No built-in AI capabilities	⚠️ Limited AI features (Microsoft Copilot integration)
Total Cost of Ownership	Predictable SaaS pricing. No infrastructure costs. Includes support, updates, maintenance.	Higher – infrastructure, patching, admin, upgrades, plus licensing	Lower – SaaS model, no infrastructure, license-driven cost per user

When OnePlan Is the Better Choice

Choose OnePlan if you:

Need enterprise PPM in the cloud without infrastructure burden
Require strategic portfolio visibility with resource capacity and financial tracking
Want strong integrations with tools like Jira/Azure DevOps/ServiceNow/Salesforce (via OneConnect) while staying in Microsoft 365
Prefer a modern, easy-to-adopt UX with advanced capabilities (incl. AI insights)
Need reporting continuity during migration (Power BI dashboards keep working)

Typical fit: Mid-to-large enterprises, PMOs needing strategic portfolio visibility, organizations with diverse project methodologies, companies integrating multiple tools into unified portfolio view.

Why PSSE Is The Better Choice

Choose PSSE if you:

Have a mature PMO and rely on detailed project scheduling, resource management, and portfolio governance.
Need tight control over your environment, data, and integrations (e.g., regulated industries, strict change control).
Already have investment and skills in Project Server / Project Online style PPM and want continuity with richer on-prem control.

Typical fit: Large enterprises, regulated industries, central PMOs with complex, interdependent projects.

When Planner Premium is the Better Choice?

Choose Planner Premium if you:

Want to simplify from heavyweight PPM tooling to something business users will actually adopt.
Run many small-to-medium projects across business units and need visibility without complexity.
Are heavily invested in Microsoft 365, Teams, and modern collaboration, and want work management embedded where users already spend their time.
Need the flexibility to evolve into more structured project and portfolio management without leaving the Microsoft 365 ecosystem (e.g., by extending Planner Premium with Teams4PM).
Prefer a cloud-only, lower-maintenance solution with rapid feature updates from Microsoft.
Want to utilize AI in your Project Management practices

Typical fit: Business teams, IT groups, and departments that need structured work management today, with the option to scale toward more advanced project and portfolio capabilities as needs grow.

Why This Decision Matters

Migrating from Project Online isn’t just a lift-and-shift. It’s a chance to:

Re-evaluate your PPM maturity and decide how much structure you really need.
Standardize how projects, portfolios, and operational work are managed across the organization.
Modernize reporting, automation, and collaboration with Power Platform and Microsoft 365.

Choose a platform that not only fits your current needs but can evolve with your organization — whether through extensions within Microsoft 365 or more comprehensive portfolio management solutions.

How We Help

We specialize in Project Online migrations and can help you:

Assess whether OnePlan, PSSE or Planner Premium (with potential extensions like Teams4PM) is the best fit.
Design a migration roadmap that minimizes disruption and risk.
Implement governance, templates, and reports so your new solution works for both PMO and business teams.

Schedule a 30-minute migration assessment with Amanda Kuhlman or book a Calendly meeting.

(Free, no-pressure conversation to walk through your current environment, constraints, and goals.)

Schedule A Consultation

Have a question or need you would like to dicsuss? Schedule a meeting and let's discover together how Integent can help your organization succeed with Microsoft technologies.