ASIT is designed to be one of the most cost-effective obstacle analysis tools for aerodromes. We offer a completely free base tier for multiple-point evaluations across ICAO Annex 14, OFS/OES, PANS-OPS, PBN procedure areas, BRA, and custom surfaces. No download or credit card required.
For enterprise batch processing, saving surfaces, and the Authority Widget, flexible Premium plans are available. All new registered users receive a 10-day full Premium trial on sign-up.
For individual practitioners and concept assessments.
Access ASITFor aviation consultancies and planning studies.
Contact UsFor airport authorities, regulators and planning authorities.
Contact Us| Feature | Free | Premium | Authority |
|---|---|---|---|
| Analysis Tools | |||
| Multiple point obstacle check | ✓ | ✓ | ✓ |
| Create all OLS surfaces | ✓ | ✓ | ✓ |
| Save surfaces | — | ✓ | ✓ |
| Batch analysis — 1,000 obstacles | — | ✓ | ✓ |
| Reports | |||
| Report type | Basic PDF | Professional PDF | Official branded PDF |
| Visualisation | |||
| 3D Terrain | ✓ | ✓ | ✓ |
| 3D Buildings | — | ✓ | ✓ |
| Data | |||
| KML, DXF, AIXM & GeoJSON import/export | — | ✓ | ✓ |
| Access & Visibility | |||
| Audit logs | — | ✓ | ✓ |
| Search visibility | — | Public / 🔒 Private | Verified badge / 🔒 Private |
| Embeddable widget API | — | — | ✓ |