Side by side
AnyLogic vs FlexSim
Both stand on simulation software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose AnyLogic if you need to model complex systems using combined simulation methods, industry libraries, and integrations. Its free Personal Learning Edition is for learning and evaluation and has model and library limits; companies and government organizations can consider Professional, while public university research has a University Researcher edition.
Visit AnyLogicChoose FlexSim if you need 3D discrete-event modeling, scenario analysis, and customization options for operations systems. Look elsewhere if the Express trial’s object and activity caps are too restrictive, or if you need the Experimenter or Optimizer without moving beyond that trial plan.
Visit FlexSimThe facts
| AnyLogic | FlexSim | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Not published |
| Runs on | API, Linux, Mac, Self-hosted, Web, Windows | Web, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 5 | 1 |
| Maker | Not published | Not published |
| Website | anylogic.com | flexsim.com |
| On simulation software | #1 of 69 | #2 of 69 |
AnyLogic: what it does well
- Combines three modeling methods within one model.
- Interactive 2D and 3D animation and dashboards are available.
- Industry libraries cover six areas, including rail and road traffic.
- Connects with business systems, files, databases, and REST APIs.
- Cloud API can automate runs and retrieve results.
What to know first
- PLE limits model size and some library use.
- PLE industry-specific libraries have a five-hour simulation-time limit.
- Professional and University Researcher prices require a quote.
FlexSim: what it does well
- Realistic 3D graphics visualize system behavior.
- Drag-and-drop layout and CAD imports support model creation.
- Charts, graphs, and tracking help analyze results.
- OptQuest supports optimization across multiple objectives.
- Experimenter distributes replications across CPU cores.
What to know first
- Express trial allows up to 30 3D objects.
- Express trial allows up to 35 Process Flow activities.
- Express trial excludes Experimenter and Optimizer.
- Some PLC connection types require an Emulation license.
Alternatives to AnyLogic Alternatives to FlexSim The whole list