OnePlan vs Stackby: Complete Comparison (2026)
An in-depth comparison of OnePlan and Stackby to help you choose the right tool for your business.
Last updated: November 2026
OnePlan
7/10
OnePlan is a strategic portfolio and work management platform built on the Microsoft cloud for PMOs and enterprises that manage projects, resources, and budgets.
Stackby
6.8/10
Stackby is a no-code spreadsheet-database for small teams to organize projects, connect to outside APIs, and automate workflows without writing code.
Feature-by-Feature Comparison
| Feature | | |
|---|---|---|
| Scores | ||
| Overall Rating | 7/10 | 6.8/10 |
| Analytics | 8/10 | 6/10 |
| Cost | 5/10 | 8/10 |
| Customization | 8/10 | 8/10 |
| Ease of Use | 5/10 | 7/10 |
| Integration | 9/10 | 7/10 |
| Scalability | 8/10 | 5/10 |
| Security | 7/10 | 4/10 |
| Support | 7/10 | 6/10 |
| Pricing | ||
| Free plan | No | Yes |
| Cheapest paid plan | $10/user/mo Basic | $9/user/mo Economy |
| Estimated cost for 10 users | $100/mo Basic | $90/mo Economy |
| Features | ||
| App integrations | ||
| Collaboration tools | ||
| Dashboards | ||
| Kanban boards | ||
| Reporting | ||
| Task management | ||
| Timeline view | ||
| Workflow automation | ||
| Client collaboration | Not listed | |
| Databases | Not listed | |
| File sharing | Not listed | |
| Scheduling | Not listed | |
| Spreadsheet interface | Not listed | |
| Task lists | Not listed | |
| Time tracking | Not listed | |
OnePlan vs Stackby cost by team size
Stackby costs less at every team size we checked.
| Team size | OnePlan | Stackby |
|---|---|---|
| 1 user | $50/moBasic | FreeFree |
| 5 users | $50/moBasic | FreeFree |
| 10 users | $100/moBasic | $90/moEconomy |
| 25 users | $250/moBasic | $225/moEconomy |
| 50 users | $500/moBasic | $450/moEconomy |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Which One Should You Choose?
Why choose OnePlan
- Higher Scalability score (8/10 vs 5/10)
- Higher Security score (7/10 vs 4/10)
- Better fit for enterprise (9/10 vs 4/10)
- Better fit for mid-market (7/10 vs 4/10)
Why choose Stackby
- Has a free plan (OnePlan does not)
- Lower estimated cost for 10 users: $90/mo vs $100/mo
- Higher Cost score (8/10 vs 5/10)
- Higher Ease of Use score (7/10 vs 5/10)
- Better fit for small business (8/10 vs 3/10)
Pros & Cons
OnePlan
Pros
- The integration catalog lists more than 40 connectors, covering Microsoft Project, Planner, Azure DevOps, Jira, Smartsheet, Workday, and SAP.
- Reviewers praise how configurable the workflows and templates are, which suits PMOs whose processes keep changing.
- Capacity and resource planning with utilization views is a widely cited strength.
- Viewing OnePlan OData in Power BI does not require a OnePlan license, which lowers the cost of sharing reports.
- The Basic entry price of 10 dollars per user per month is low for portfolio software.
Cons
- Roadmaps, resource and financial planning, scenarios, automation, and audit logs are Enterprise-only, and Enterprise has no public price.
- Reviewers report final quotes well above what they first expected.
- Setup and configuration have a learning curve, and onboarding can be slow.
- Advanced report layouts often need extra Power BI work.
- Basic is billed annually only and requires at least five users.
Stackby
Pros
- Read-only guests, form submissions and share links are free, and only editors are billed.
- API connector columns pull marketing data from Meta Ads, YouTube and Google Analytics into tables.
- Annual plans start at $4.20 per user per month, which a reviewer said undercuts Airtable for similar features.
- Integrates with Zapier, Make, Slack, Teams and AI models from OpenAI, Anthropic and Gemini.
Cons
- Reviewers report occasional slow loading and glitches.
- The mobile app supports fewer advanced features than the desktop version.
- No public SOC 2 or similar compliance certifications.
- The pricing page lists conflicting Enterprise limits.
Not sold on either?
Frequently Asked Questions
OnePlan scores higher on our Project Management criteria: 7/10 against 6.8/10 for Stackby. The largest gap is in Cost: 5/10 for OnePlan and 8/10 for Stackby.
Stackby costs less for 10 users: about $90/mo on its Economy plan, against about $100/mo on its Basic plan for OnePlan, billed monthly.
Stackby has a free plan; OnePlan does not list one.
OnePlan is the better fit for enterprise: we rate it 9/10 for them, against 4/10 for Stackby.
