| Software | Source | Verification Status | Best For | |----------|--------|---------------------|-----------| | (by NavSoft) | NavSoft website | Not class-approved, but widely used for training | Students, familiarization | | Hydromax (Demo) | Creative Systems | Limited free version, used in naval architecture | Small vessels, design | | Free!ship / DELFTship (Free edition) | DELFTship official site | Hull design + basic stability | Hull form & lightship stability | | Ship Stability – Loadicator (Android) | Google Play Store (Developer: SeaSoft) | No official approval – manual checking required | Quick onboard estimates | | Loadicator Lite (by NAPA) | NAPA’s official portal | Free for educational use only | Classroom / cadet training |

Due to the risks of desktop downloads, many maritime authorities now recommend . These are "free" only in trial modes, but they eliminate malware risk because there is no local installer.

A is not a generic calculator. It is a class-approved digital tool that mirrors a vessel's specific loading manual. It uses the ship's hydrostatic data to compute:

: Known as a "floating simulator," this program is used by naval architects for hydrostatics and stability. While it is a premium product, it is a standard in maritime education for simulating complex loading and damage situations. Key Features to Look for in a Loadicator

: A universal ship loading software used for stability, longitudinal strength, and draft surveys across various ship types, including bulk carriers and tankers.

If you are onboard and need a loadicator now, follow this protocol: