Table 3 Heuristic evaluation results. The table summarizes the results of the Heuristic evaluation conducted by three usability experts

Visibility of system status

6.00

1.00

Match between system and the

6.33

0.57

real world

User control and freedom

6.33

0.57

Consistency and standards

6.67

0.57

Error prevention

6.33

0.57

Recognition rather than recall

4.67

0.57

Flexibility and efficiency of use

6.67

0.57

Aesthetic and minimalist design

7.00

0.00

Help users recognize, diagnose,

6.33

0.57

and recover from errors

Help and documentation

6.67

0.57

Nielsen heuristic evaluation

6.30

0.56