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Aviation · head to head

DUAT vs PFPX Flight Planning

D

DUAT

Aviation

Flight briefing and weather information system

From
$9.95/month
Rated
-
Full reviewWebsite
P

PFPX Flight Planning

Aviation

Real-world flight simulation flight planning

From
$79.99/lifetime
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: DUAT no native mobile applications; web-only access; PFPX Flight Planning the Internet Archive's capture of pfpx.com on 7 December 2018 carried the vendor's own notice that 'The URL of the PFPX homepage has changed to www.flightsimsoft.com'; the 2021 capture of flightsimsoft.com confirms PFPX (Professional Flight Planner X) is sold by FSS GmbH alongside a second product, TOPCAT, though the linked Pricing page was not itself archived.
  • They diverge on capability: DUAT covers Flight briefings, PFPX Flight Planning covers Aircraft data.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which DUAT and PFPX Flight Planning actually diverge.

Attributes where DUAT and PFPX Flight Planning differ
AttributeDUATPFPX Flight Planning
Starting price$9.95/month$79.99/lifetime
Pricing modelsubscriptionone-time
PlatformsWebWindows
Founded19922007

Identical on both: free tier (No), 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 DUAT

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

Only in PFPX Flight Planning

  • Aircraft data
  • Weather analysis
  • Fuel calculation
  • Route optimization
  • Flight simulators
  • Real weather
  • NOTAMs
  • Charts

Both cover

  • Flight planning

What people use each for

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

DUAT

  • Flight briefingnot PFPX Flight Planning
  • Weather briefingnot PFPX Flight Planning
  • Flight planning
  • Regulatory compliancenot PFPX Flight Planning

PFPX Flight Planning

  • Flight planning
  • Realistic simulationnot DUAT
  • VA operationsnot DUAT
  • Trainingnot DUAT

Both are used for flight planning, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

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

DUAT

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

PFPX Flight Planning

  • The Internet Archive's capture of pfpx.com on 7 December 2018 carried the vendor's own notice that 'The URL of the PFPX homepage has changed to www.flightsimsoft.com'; the 2021 capture of flightsimsoft.com confirms PFPX (Professional Flight Planner X) is sold by FSS GmbH alongside a second product, TOPCAT, though the linked Pricing page was not itself archived.

Pricing, plan by plan

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

PFPX Flight Planning

$79.99/lifetime
  • PFPX Standard$79.99/lifetime
    • Flight planning
    • Real aircraft data
    • Weather integration

Which should you pick?

Choose DUAT if

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

Choose PFPX Flight Planning if

  • You need aircraft data.
  • You work on Windows.
  • You also want weather analysis.
PFPX Flight Planning review

Questions people ask

Is DUAT or PFPX Flight Planning better?
Neither clearly leads. DUAT starts at $9.95/month and PFPX Flight Planning at $79.99/lifetime, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DUAT or PFPX Flight Planning?
DUAT starts at $9.95/month and PFPX Flight Planning at $79.99/lifetime.
Does DUAT or PFPX Flight Planning run on more platforms?
DUAT runs on Web. PFPX Flight Planning runs on Windows.
What is DUAT best used for?
DUAT is most often used for flight briefing, weather briefing, flight planning, regulatory compliance. Of those, flight briefing and weather briefing are not what PFPX Flight Planning is typically brought in for.
What can DUAT do that PFPX Flight Planning cannot?
DUAT covers Flight briefings, Weather data, NOTAM information, Briefing tools. PFPX Flight Planning covers Aircraft data, Weather analysis, Fuel calculation, Route optimization. Both handle Flight planning.

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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