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Best GradeFR Alternatives
Here are some Firefox add-ons that are similar to GradeFR:
Study+
Dams
1 0.00 
(0) 
StudentWeb Grade Calculator
AndersRudolfsen
1 0.00 (0) 
ED Moyenne Calcul
T1b0
5 0.00 (0) AutoAverage
Pavel Blindheim
- 0.00 (0) 
Librus Average
Krzysztof Zdulski
533 5.00 (2) 
Studentweb+
Ivann
3 4.50 (2) 
FlexRizz - SGPA & Grades Extension
Rizvi
5 0.00 (0) 
Tripoli
Stefan
- 0.00 (0) 
Jugaadu Flex
HMW
4 0.00 (0) 
IsaGrade - GradeUP! for FireFox
NOBODY12021
1 0.00 (0) 
Karaktersnitt for Studentweb
runarmod
47 5.00 (1) 
WebGrader
nikigre
1 0.00 (0)