General informationPsychometrics
Type: Spatial 36 questions 60 minutesCronbach’s α: 0.73 at N66 Correlation with pro tests: 0.88 at N10 Norm: 1st official
Additional informationTest Author
Difficulty: Les Ludwig
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GRiD Free IQ-Ttest
General informationPsychometrics
Type: 28 Spatial and 7 Numerical items
35 questions
60 minutes
Cronbach’s α: 0.84 at N75
Correlation with pro tests: 0.71 at N11
Norm: 1st official
Additional informationTest Author
Difficulty:
Calculator allowed
Christian Backlund
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Zolly Ultimate Free IQ Test
General informationPsychometrics
Type: Numerical
40 questions
2 hours
Cronbach’s α: 0.93 at N68
Correlation with pro tests: 0.80 at N11 and RIQ5 0.85 at N33
Norm: 1st official
Additional informationTest Author
Difficulty:
Calculator allowed
Christian Backlund
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NUMBA2 Free IQ Test
General informationPsychometrics
Type: Verbal & Numerical
30 questions
22 minute
Cronbach’s α: 0.73 at N63
Correlation with pro tests: 0.81 at N11 and RIQ5 0.70 at N26
Norm: 1st official
Additional informationTest Author
Difficulty:
Calculator allowed
Jason Rasmussen Robert
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Jason IQ Test-M1
General informationPsychometrics
Type: Spatial & Numerical
34 questions
75 minutes
Cronbach’s α: 0.70+
Correlation with pro tests N/A
Norm: 1st official
Additional informationTest Author
Difficulty:
Calculator allowed
John Culkin
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Free IQ Test RADIUM
General informationPsychometrics
Type: Spatial
33 questions
15 minutes
Cronbach’s α: 0.86 at N159
Correlation with pro tests: 0.88 at N19 and RIQ5 0.88 at N65
Norm: 1st official
Additional informationTest Author
Difficulty:
Christian Backlund
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Free IQ Test Zollys Advanced Matrices
General informationPsychometrics
Type: Spatial
40 questions
80 minutes
Cronbach’s α: 0.77 at N65
Correlation with pro tests: 0.88 at N12 and RIQ5 0.88 at N34
Norm: 1st official
Additional informationTest Author
Difficulty:
Les Ludwig
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Free IQ Test STANDARD 2020
General informationPsychometrics
Type: Numerical and Verbal
30 questions
60 minutes
Cronbach’s α: 0.90 at N49
Correlation with pro tests and RIQ4 0.85 at N29
Norm: 1st official
Additional informationTest Author
Difficulty: Miroslav Radojevic
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Free IQ Test SQUARE
General informationPsychometrics
Type: Perspectíve
38 questions
38 minutes
Cronbach’s α: 0.82 at N104
Correlation with pro tests 0.71 at N14
Norm: 1st official
Additional informationTest Author
Difficulty:
Hans Sjöberg
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