Identifying Usability Issues in Instant Messaging Apps on iOS and Android Platforms

Table 5

Results of the heuristic evaluation for the iOS platform apps.

Heuristic\app	Hiapp messenger	Hike messenger	HushHushApp	Kik messenger	Surespot	Touch	WhatsApp messenger	MEANH	Std
A	0.00	1.00	0.92	2.63	2.54	0.00	0.08	1.02	1.14
B	1.17	2.39	0.61	1.61	2.17	2.00	0.28	1.46	0.80
C	1.67	1.75	0.67	2.08	1.75	1.67	0.92	1.50	0.51
D	1.42	2.08	1.00	1.17	0.58	1.92	0.67	1.26	0.58
E	0.70	1.57	0.23	1.33	1.03	1.07	0.13	0.87	0.54
F	0.50	0.67	1.17	1.25	1.50	2.08	0.42	1.08	0.60
G	1.25	2.33	0.50	1.67	0.50	3.17	1.58	1.57	0.96
H	0.89	1.44	0.39	1.00	0.61	0.89	0.00	0.75	0.46
							Mean	1.19	0.31