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Aviation · head to head

PFPX Flight Planning vs simBrief

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PFPX Flight Planning

Aviation

Real-world flight simulation flight planning

From
$79.99/lifetime
Rated
-
Full reviewWebsite
simBrief logo

simBrief

Aviation

Free online flight planning for flight simulators

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only simBrief has a free tier, so it costs nothing to try first.
  • Each has a real cost: 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page was not itself archived.; simBrief the free version uses a navigation database the vendor describes as slightly outdated by default
  • They diverge on capability: PFPX Flight Planning covers Aircraft data, simBrief covers Weather integration.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where PFPX Flight Planning and simBrief differ
AttributePFPX Flight PlanningsimBrief
Starting price$79.99/lifetimeFree
Pricing modelone-timefree
Free tierNoYes
PlatformsWindowsWeb
Founded20072009

Identical on both: 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 PFPX Flight Planning

  • Aircraft data
  • Weather analysis
  • Route optimization
  • Flight simulators
  • NOTAMs
  • Charts
  • Scenery
  • License protection

Only in simBrief

  • Weather integration
  • NOTAM analysis
  • Briefing generation
  • NOTAM data
  • Aircraft database
  • Export formats
  • VA systems
  • No login required

Both cover

  • Flight planning
  • Fuel calculation
  • Real weather

What people use each for

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

PFPX Flight Planning

  • Flight planningnot simBrief
  • Realistic simulationnot simBrief
  • VA operationsnot simBrief
  • Trainingnot simBrief

simBrief

  • Generating realistic flight plans and briefing packs for flight simulationnot PFPX Flight Planning
  • Calculating fuel, routing and weight and balance for simulated flightsnot PFPX Flight Planning

Where each one falls short

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

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.

simBrief

  • The free version uses a navigation database the vendor describes as slightly outdated by default
  • Current navigation data updated every 28 days requires a separate Navigraph subscription
  • Jeppesen IFR and VFR charts require the higher Navigraph Unlimited subscription
  • Neither subscription price is stated on the SimBrief site, since both are sold by Navigraph

Pricing, plan by plan

PFPX Flight Planning

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

simBrief

Free
  • FreeFree
    • Flight planning
    • Weather analysis
    • Fuel planning

Which should you pick?

Choose PFPX Flight Planning if

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

Choose simBrief if

  • You need weather integration.
  • You want to start without paying.
  • You also want notam analysis.
simBrief review

Questions people ask

Is PFPX Flight Planning or simBrief better?
Neither clearly leads. PFPX Flight Planning starts at $79.99/lifetime and simBrief at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, PFPX Flight Planning or simBrief?
simBrief has a free tier; the other does not. Paid plans start at $79.99/lifetime for PFPX Flight Planning and Free for simBrief.
Does PFPX Flight Planning or simBrief run on more platforms?
PFPX Flight Planning runs on Windows. simBrief runs on Web.
Can I use simBrief for free?
Yes. simBrief has a free tier, so you can try it without paying. PFPX Flight Planning starts at $79.99/lifetime.
What is PFPX Flight Planning best used for?
PFPX Flight Planning is most often used for flight planning, realistic simulation, va operations, training. Of those, flight planning and realistic simulation are not what simBrief is typically brought in for.
What can PFPX Flight Planning do that simBrief cannot?
PFPX Flight Planning covers Aircraft data, Weather analysis, Route optimization, Flight simulators. simBrief covers Weather integration, NOTAM analysis, Briefing generation, NOTAM data. Both handle Flight planning, Fuel calculation, Real weather.

Answered from the vendors’ own pages

simBrief: Is SimBrief free to use?

Yes, SimBrief is free to use. It is a free flight planning service provided by Navigraph for Flight Simulation enthusiasts. Creating a Navigraph account is free, quick, and easy.

Source
simBrief: What does SimBrief provide for flight planning?

SimBrief is a web-based dispatching system that generates in-depth flight plan packages featuring detailed fuel planning, weather forecasts, current NOTAMs, ETOPS calculations, and much more in seconds.

Source
simBrief: Can I upgrade SimBrief for better features?

SimBrief is free by default and uses a slightly outdated navigation database. You can purchase a Navigraph subscription after registering to access the latest navigation database and additional features.

Source
simBrief: How do I access SimBrief?

To access SimBrief, you need to sign in using a Navigraph account. You can create a free Navigraph account from the SimBrief website.

Source
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