Side by side
Birdog vs Open Planner Studio
Both stand on construction scheduling software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free trial AndroidiPhoneWeb
Choose Birdog if your construction team needs Gantt scheduling, subcontractor follow-ups, and text-based replies within a project workflow. The 150.00 USD monthly project license includes the whole team, but teams seeking a free plan should look elsewhere.
Visit Birdog
Free plan LinuxMacWeb+1
Open Planner Studio offers construction scheduling with IFC-based files, resource planning and multiple import and export formats at no subscription or per-seat licence cost. Its beta status and lack of mobile apps are worth noting.
Visit Open Planner StudioThe facts
| Birdog | Open Planner Studio | |
|---|---|---|
| Free plan | A free trial | Yes |
| Open source | Not published | Not published |
| Runs on | Android, iPhone, Web | Linux, Mac, Web, Windows |
| Lowest paid plan | Project license: $150 per license a month | Free or on request |
| Plans published | 1 | 2 |
| Maker | Not published | Not published |
| Website | birdogapp.com | open-aec.com |
| On construction scheduling software | #7 of 26 | #3 of 26 |
Birdog: what it does well
- Gantt scheduling calculates dependencies, float, and the critical path.
- Reminders and follow-ups continue while subcontractor work is underway.
- Subcontractors can respond by text without an app or login.
- AI reads subcontractor replies in English and Spanish.
- A 6 AM digest summarizes key project updates.
What to know first
- The Project license costs $150 a month per project.
- There is no free plan.
- The 30-day trial requires a payment method and auto-converts unless canceled.
- Birdog does not guarantee uninterrupted or error-free service.
Open Planner Studio: what it does well
- Free and open source under LGPL-3.0.
- Includes Gantt charts and automatic critical-path calculation.
- Imports and exports several schedule formats.
- Offline manual available in fourteen languages.
- Runs on Linux, macOS, Windows and web.
What to know first
- Product is marked Available Beta.
- No mobile apps are listed.
- Periodic saving is optional; unsaved documents are not automatically overwritten.
Alternatives to Birdog Alternatives to Open Planner Studio The whole list