Apps like Run Grader: Age-Grading +

Here are some great alternatives to Run Grader: Age-Grading + by My Turn Software :
VDOT Running Calculator
VDOT Running Calculator
★4.8
Running Pace Calculator
Running Pace Calculator
★4.5
EZ VO2 Lite
EZ VO2 Lite
★5.0
Run Race 3D — Fun Parkour Game
Run Race 3D — Fun Parkour Game
★4.4
Battle Rally
Battle Rally
★4.3
Race For Kids
Race For Kids
★4.1
5K to 10K
5K to 10K
★4.5
Racing View
Racing View
★4.8
paceUP!
paceUP!
★3.7
EA Racenet
EA Racenet
★4.0
The Manchester Road Race
The Manchester Road Race
★4.6
Parkour Race - FreeRun Game
Parkour Race - FreeRun Game
★4.3
Life Time Events
Life Time Events
★5.0
Daily Running Tracker with GPS
Daily Running Tracker with GPS
★4.3
RunMotion Coach - Running
RunMotion Coach - Running
★4.2
Rallycross Track Racing
Rallycross Track Racing
★3.7