Direct Mac download and built-in trial
Simplified how you get started: download the Mac app and run it in built-in trial mode — no license key required — then buy the Basic, Pro, or Team tier directly from the pricing page.
Changelog
Product and documentation updates.
Recent changes to the app, downloads, tutorials, documentation, and supported workflows.
Updated June 25, 2026.
June 2026 reference and navigation update
The site now includes reference material: articles, methods, validation context, legal information, a glossary, and documentation. Navigation and the overall visual design were refreshed.
Flowfield Studio tutorial expansion
Current tutorials cover case setup, propellants and chamber targets, nozzle sizing, DXF export, injector sizing, Flowfield Studio, transient playback, residual review, reports, media export, appearance settings, and trial and license activation.
Native Apple silicon Mac workbench
RPL Engine Workbench is offered as a native Apple silicon Mac application for pressure-fed engine design, geometry export, reporting, and integrated Flowfield Studio visualization.