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AGI STK vs DUAT

AGI STK logo

AGI STK

Software

Systems Tool Kit for space and aerospace analysis

From
Free
Rated
-
Full reviewWebsite
D

DUAT

Software

Flight briefing and weather information system

From
$9.95/month
Rated
-
Full reviewWebsite

The short version

  • Only AGI STK has a free tier, so it costs nothing to try first.
  • Each has a real cost: AGI STK sTK is sold as a ladder of separate licences, STK Pro, STK Premium Air, STK Premium Space and STK Enterprise, so mission areas are gated behind different products; DUAT no native mobile applications; web-only access
  • They diverge on capability: AGI STK covers Orbit analysis, DUAT covers Flight briefings.

Where they differ

Only the attributes on which AGI STK and DUAT actually diverge.

Attributes where AGI STK and DUAT differ
AttributeAGI STKDUAT
Starting priceFree$9.95/month
Free tierYesNo
PlatformsWindows, LinuxWeb
Founded19891992

Identical on both: pricing model (subscription), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AGI STK

  • Orbit analysis
  • 4D visualization
  • Mission planning
  • Communication analysis
  • Conjunction assessment
  • MATLAB
  • Python
  • C++/.NET API

Only in DUAT

  • Flight briefings
  • Weather data
  • NOTAM information
  • Flight planning
  • Briefing tools
  • FAA systems
  • Weather services
  • ATC databases

Both cover

  • Data encryption

What people use each for

The jobs each tool is most often brought in to do.

AGI STK

  • Modelling satellite orbits, coverage and conjunction risknot DUAT
  • Mission analysis and visualization for air, space and defence systemsnot DUAT

DUAT

  • Flight briefingnot AGI STK
  • Weather briefingnot AGI STK
  • Flight planningnot AGI STK
  • Regulatory compliancenot AGI STK

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AGI STK

  • STK is sold as a ladder of separate licences, STK Pro, STK Premium Air, STK Premium Space and STK Enterprise, so mission areas are gated behind different products
  • Further capability is sold as separate add-on toolkits including TETK, the RF Channel Modeler and the STK Missile Toolkit
  • Distributing an application built on STK Engine to end users requires each of them to hold an Ansys STK Engine Runtime License
  • Free access is limited to students at accredited institutions and to time-limited trials
  • No price, minimum or cost driver is published for any STK tier

DUAT

  • No native mobile applications; web-only access
  • Modern pilots prefer integrated EFB solutions with moving map displays

Pricing, plan by plan

AGI STK

Free
  • STK FreeFree
    • Basic analysis
    • 2D/3D visualization
    • Orbit analysis
  • STK Professional$15000/year
    • Advanced analysis
    • Premium modules
    • API access
  • STK Enterprise$50000/year
    • All modules
    • Multi-user
    • Custom solutions

DUAT

$9.95/month
  • Standard$9.95/month
    • Flight briefings
    • Weather data
    • NOTAM information
  • Professional$24.95/month
    • All Standard features
    • Advanced weather
    • Unlimited briefings

Which should you pick?

Choose AGI STK if

  • You need orbit analysis.
  • You want to start without paying.
  • You work on Windows, Linux.
  • You also want 4d visualization.
AGI STK review

Choose DUAT if

  • You need flight briefings.
  • You also want weather data.
DUAT review

Questions people ask

Is AGI STK or DUAT better?
Neither clearly leads. AGI STK starts at Free and DUAT at $9.95/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AGI STK or DUAT?
AGI STK has a free tier; the other does not. Paid plans start at Free for AGI STK and $9.95/month for DUAT.
Does AGI STK or DUAT run on more platforms?
AGI STK runs on Windows, Linux. DUAT runs on Web.
Can I use AGI STK for free?
Yes. AGI STK has a free tier, so you can try it without paying. DUAT starts at $9.95/month.
What is AGI STK best used for?
AGI STK is most often used for modelling satellite orbits, coverage and conjunction risk, mission analysis and visualization for air, space and defence systems. Of those, modelling satellite orbits, coverage and conjunction risk and mission analysis and visualization for air, space and defence systems are not what DUAT is typically brought in for.
What can AGI STK do that DUAT cannot?
AGI STK covers Orbit analysis, 4D visualization, Mission planning, Communication analysis. DUAT covers Flight briefings, Weather data, NOTAM information, Flight planning. Both handle Data encryption.

Answered from the vendors’ own pages

DUAT: What services does DUAT provide?

DUAT provides weather briefings, NOTAM information, and flight plan filing through an online system accessible to registered pilots. Pilots can check weather, review alerts, and file flight plans within a 15-minute transaction window.

Source
DUAT: Who can use DUAT?

DUAT services are available to registered U.S. pilots and student pilots who hold a current medical certificate, as well as flight instructors, ground instructors, and other members of the aviation community.

Source
DUAT: How has DUAT changed over time?

DUAT has evolved as a service. The FAA discontinued DUATS (the competing service) on May 16, 2018, and most pilots have transitioned to modern electronic flight bag applications. DUAT.com, operated by Data Transformation Corp., continues to provide flight briefing services.

Source
DUAT: Is DUAT free to use?

Historically, DUAT was free to qualified U.S. pilots and student pilots holding a current medical certificate. Current pricing for DUAT.com services should be verified directly with the provider.

Source
DUAT: What are the recommended alternatives to DUAT?

The FAA recommends 1800wxbrief.com for free weather and aeronautical information, flight plan filing, and automated services. Modern pilots increasingly use electronic flight bag applications like ForeFlight and Garmin Pilot which integrate weather, charts, and flight planning.

Source
DUAT: Does DUAT offer mobile app access?

DUAT is primarily web-based without native mobile applications. Modern electronic flight bag alternatives like ForeFlight and Garmin Pilot offer full-featured mobile apps for on-the-go flight planning.

Source
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