Physics-Based Airbrush Assistant

Evade Paint Clogs.
Master Your Dilutions.

Compute precise paint-to-thinner ratios instantly based on your nozzle size, brand viscosity, and workshop environment.

Download on the App Store

Physics-Based Dilution

No more guessing drops. Get custom mixing ratios of paint, thinner, and flow improver adjusted for your nozzle (0.15mm to 0.50mm), air pressure (PSI), and desired effect (Primer, Basecoat, Glaze, Detail).

1,500+ Offline Paints

Fully local catalog including Citadel, Vallejo, Army Painter, Pro Acryl, Scale75, and Tamiya. Access complete color attributes and base viscosity profiles with zero network requirements.

Workshop Evaporation Adjustments

High temperatures or low humidity dry paint on the needle (tip dry). AeroRatio calculates real-time atmospheric adjustments to ensure smooth flow before the pigment hits your miniatures.

Recipe Journal & sequences

Save custom mixtures, document steps with custom visual swatches, scale volumes for massive projects, stack recipes up to 5 layers, and export beautiful standard A4 PDF cards.

Interactive Diagnostics Tree

Pulled the trigger and nothing came out? Diagnose common airbrushing defects (clogging, splattering, orange peel, spiderwebbing) with a interactive troubleshooting tree.

100% Privacy-First

AeroRatio has no ads, subscription fees, sign-up forms, or cloud databases. Anonymous usage telemetry can be deactivated at any time via Settings.