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Aviation · head to head

AGI STK vs Jeppesen

AGI STK logo

AGI STK

Aviation

Systems Tool Kit for space and aerospace analysis

From
Free
Rated
-
Full reviewWebsite
Jeppesen logo

Jeppesen

Aviation

Comprehensive aviation flight information services

From
$99/year
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; Jeppesen no pricing information on main website; customers directed to external shop platform for pricing and purchasing
  • They diverge on capability: AGI STK covers Orbit analysis, Jeppesen covers Aeronautical charts.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where AGI STK and Jeppesen differ
AttributeAGI STKJeppesen
Starting priceFree$99/year
Free tierYesNo
PlatformsWindows, LinuxWeb, Ios, Android, Windows
Founded19891934

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

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 Jeppesen

  • Aeronautical charts
  • Flight planning
  • Airport data
  • Weather integration
  • Performance data
  • Flight systems
  • EFB solutions
  • Airline systems

Both cover

  • Data encryption
  • Windows support

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 Jeppesen
  • Mission analysis and visualization for air, space and defence systemsnot Jeppesen

Jeppesen

  • Subscribing to worldwide instrument approach charts and airport diagramsnot AGI STK
  • Airline flight planning and dispatchnot AGI STK
  • Crew pairing, rostering and tracking optimisationnot AGI STK
  • Supplying navigation database updates to avionicsnot 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

Jeppesen

  • No pricing information on main website; customers directed to external shop platform for pricing and purchasing
  • Customers must use shop.jeppesen.com or contact sales to view pricing details

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

Jeppesen

$99/year
  • Individual Subscription$99/year
    • Digital charts
    • Airport information
    • Flight planning
  • Airline SubscriptionFree
    • Fleet data
    • Performance
    • Charts

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 Jeppesen if

  • You need aeronautical charts.
  • You work on Web, Ios, Android, Windows.
  • You also want flight planning.
Jeppesen review

Questions people ask

Is AGI STK or Jeppesen better?
Neither clearly leads. AGI STK starts at Free and Jeppesen at $99/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AGI STK or Jeppesen?
AGI STK has a free tier; the other does not. Paid plans start at Free for AGI STK and $99/year for Jeppesen.
Does AGI STK or Jeppesen run on more platforms?
AGI STK runs on Windows, Linux. Jeppesen runs on Web, Ios, Android, Windows.
Can I use AGI STK for free?
Yes. AGI STK has a free tier, so you can try it without paying. Jeppesen starts at $99/year.
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 Jeppesen is typically brought in for.
What can AGI STK do that Jeppesen cannot?
AGI STK covers Orbit analysis, 4D visualization, Mission planning, Communication analysis. Jeppesen covers Aeronautical charts, Flight planning, Airport data, Weather integration. Both handle Data encryption, Windows support.

Answered from the vendors’ own pages

Jeppesen: How much do Jeppesen products cost?

Jeppesen does not publish pricing on its main website. The company directs customers to shop.jeppesen.com for service renewals, invoices, and purchasing information. Customers can manage accounts and access pricing through the Jeppesen customer portal or by contacting their sales team directly.

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