Apps like FAA CFI Flight Instructor Prep

Here are some great alternatives to FAA CFI Flight Instructor Prep by Dauntless Aviation :
Study Buddy (Instrument)
Study Buddy (Instrument)
★4.5
Study Buddy (Private Pilot)
Study Buddy (Private Pilot)
★4.3
Prepware CFI
Prepware CFI
★3.3
Remote Pilot Drone Test Prep
Remote Pilot Drone Test Prep
★3.6
Prepware Remote Pilot
Prepware Remote Pilot
★4.3
Sporty's Pilot Training
Sporty's Pilot Training
★3.8
Private Pilot Test Prep Study
Private Pilot Test Prep Study
★3.8
Prepware ATP
Prepware ATP
★3.9
Prepware General
Prepware General
★4.0
Prepware Airframe
Prepware Airframe
★4.2
Prepware Powerplant
Prepware Powerplant
★3.9
Prepware Instrument
Prepware Instrument
★4.0
Prepware Private Pilot
Prepware Private Pilot
★4.1
Prepware Commercial Pilot
Prepware Commercial Pilot
★3.3