Check also Operating systems market share trends by region :

areppim line chart and statistics of worldwide trends of operating systems market share since 2008. Although suffering some erosion, Microsoft's OS dominate the world market with five OS that add up to 86% of the total. Win7 sits at the top with 53% market share, followed by the new Win8.1 with 16%, the discontinued WinXP with 11%, and Win8 with 4%. Ill-famed WinVista keeps 2%. Apple's MacOSX is the only stranger at the top, occupying the third rank with a share of 11%, at par with WinXP. Despite Microsoft's disrepute and the alleged qualities of Linux notwithstanding,, this open source OS has just a 2% market share, thus providing evidence for the strength of product marketing against product performance.

Although suffering some erosion, Microsoft's OS dominate the world market with five OS that add up to 86% of the total. Win7 sits at the top with 53% market share, followed by the new Win8.1 with 16%, the discontinued WinXP with 11%, and Win8 with 4%. Ill-famed WinVista keeps 2%. Apple's MacOSX is the only stranger at the top, occupying the third rank with a share of 11%, at par with WinXP. Despite Microsoft's disrepute and the alleged qualities of Linux notwithstanding,, this open source OS has just a 2% market share, thus providing evidence for the strength of product marketing against product performance.

Computer Operating System Percentage Market Share — World
(As of May 2015)

Date	Win7	WinXP	WinVista	OS X	Win8	Win8.1	Linux	iOS	Win2003	Unknown	Android	Win2000	Playstation	Chrome OS	Win98	WinME	Win8.1 RT		Other
2008-07	0	75.07	16.02	5.18	0	0	0.84	0	0.54	0	0	1.72	0	0	0.37	0.19	0	0	0.06
2008-08	0	74.82	16.87	4.76	0	0	0.79	0	0.48	0	0	1.71	0	0	0.34	0.17	0	0	0.05
2008-09	0	74.73	17.07	4.78	0	0	0.77	0	0.5	0	0	1.62	0	0	0.31	0.15	0	0	0.05
2008-10	0	75.45	17.06	4.47	0	0	0.69	0	0.45	0	0	1.41	0	0	0.29	0.14	0	0	0.05
2008-11	0	76.78	16.88	3.77	0	0	0.64	0	0.36	0	0	1.15	0.02	0	0.24	0.12	0	0	0.04
2008-12	0	76.89	17.1	3.52	0	0	0.62	0	0.33	0.07	0	1.07	0.07	0	0.19	0.1	0	0	0.03
2009-01	0	74.86	19.02	3.68	0	0	0.64	0	0.33	0.17	0	0.93	0.08	0	0.18	0.09	0	0	0.03
2009-02	0.17	73.5	20.15	3.76	0	0	0.62	0	0.34	0.14	0	0.96	0.07	0	0.17	0.09	0	0	0.03
2009-03	0.25	72.85	20.62	3.87	0	0	0.65	0	0.34	0.16	0	0.89	0.08	0	0.17	0.09	0	0	0.03
2009-04	0.31	72.08	21.37	3.92	0	0	0.66	0	0.35	0.17	0	0.78	0.1	0	0.16	0.08	0	0	0.03
2009-05	0.53	71.69	21.63	3.75	0	0	0.65	0	0.48	0.24	0	0.7	0.09	0	0.14	0.07	0	0	0.03
2009-06	0.78	70.77	21.8	4.07	0	0	0.74	0	0.48	0.28	0	0.72	0.11	0	0.14	0.07	0	0	0.03
2009-07	0.98	69.95	22.71	4.12	0	0	0.76	0	0.34	0.13	0	0.66	0.14	0	0.12	0.06	0	0	0.03
2009-08	1.32	69.13	23.16	4.35	0	0	0.69	0	0.33	0.1	0	0.59	0.15	0	0.11	0.06	0	0	0.03
2009-09	1.69	68.49	23.36	4.44	0	0	0.7	0	0.34	0.1	0	0.57	0.12	0	0.1	0.05	0	0	0.03
2009-10	2.21	67.55	23.6	4.71	0	0	0.68	0	0.35	0.1	0	0.49	0.13	0	0.09	0.05	0	0	0.03
2009-11	4.05	65.71	22.98	4.96	0	0	0.72	0	0.69	0.17	0	0.42	0.14	0	0.08	0.05	0	0	0.03
2009-12	6.21	65.12	22.02	4.72	0	0	0.68	0	0.31	0.23	0	0.4	0.15	0	0.07	0.04	0	0	0.03
2010-01	8.37	63.47	21.13	5.16	0	0	0.7	0	0.31	0.2	0	0.38	0.15	0	0.07	0.04	0	0	0.03
2010-02	10.26	61.17	21.14	5.63	0	0	0.74	0	0.33	0.11	0	0.36	0.13	0	0.06	0.04	0	0	0.03
2010-03	11.92	59.7	20.73	5.78	0	0	0.78	0	0.36	0.11	0	0.37	0.13	0	0.06	0.03	0	0	0.03
2010-04	13.47	58.56	20.17	5.92	0	0	0.79	0	0.35	0.15	0	0.34	0.14	0	0.06	0.03	0	0	0.03
2010-05	14.84	58.02	19.46	5.77	0	0	0.81	0.03	0.33	0.18	0	0.31	0.14	0	0.05	0.03	0	0	0.04
2010-06	16.12	57.7	18.74	5.56	0	0	0.8	0.1	0.34	0.08	0	0.29	0.15	0	0.05	0.02	0	0	0.04
2010-07	17.85	56.31	18.46	5.53	0	0	0.77	0.14	0.32	0.08	0	0.26	0.15	0	0.04	0.02	0	0	0.03
2010-08	19.43	55.38	17.68	5.66	0	0	0.79	0.18	0.32	0.08	0	0.23	0.15	0	0.04	0.02	0	0	0.03
2010-09	21.12	54.28	16.88	5.9	0	0	0.78	0.2	0.32	0.08	0	0.21	0.14	0	0.04	0.02	0	0	0.03
2010-10	22.71	53	16.47	6.05	0	0	0.77	0.23	0.3	0.07	0	0.18	0.14	0	0.03	0.02	0	0	0.03
2010-11	24.12	51.77	16.1	6.22	0	0	0.78	0.26	0.3	0.07	0	0.17	0.13	0	0.03	0.02	0	0	0.03
2010-12	25.86	50.59	15.49	6.25	0	0	0.75	0.33	0.28	0.08	0	0.15	0.15	0	0.03	0.01	0	0	0.03
2011-01	27.68	48.78	15.1	6.56	0	0	0.74	0.44	0.27	0.07	0.01	0.14	0.15	0	0.02	0.01	0	0	0.03
2011-02	29.12	48	14.41	6.59	0	0	0.76	0.43	0.27	0.07	0.01	0.14	0.14	0	0.02	0.01	0	0	0.03
2011-03	30.6	47.32	13.66	6.53	0	0	0.76	0.46	0.26	0.07	0.02	0.13	0.13	0	0.02	0.01	0	0	0.03
2011-04	31.91	46.57	13.11	6.47	0	0	0.76	0.53	0.25	0.07	0.03	0.1	0.14	0	0.02	0.01	0	0	0.03
2011-05	33.22	45.83	12.53	6.35	0	0	0.81	0.61	0.26	0.08	0.04	0.09	0.15	0	0.02	0.01	0	0	0.03
2011-06	34.54	45.04	12	6.27	0	0	0.79	0.7	0.25	0.08	0.05	0.08	0.14	0	0.02	0.01	0	0	0.03
2011-07	36.06	43.89	11.56	6.23	0	0	0.76	0.83	0.24	0.07	0.07	0.08	0.15	0	0.02	0.01	0	0	0.04
2011-08	37.68	42.58	11.13	6.28	0	0	0.78	0.9	0.24	0.04	0.08	0.09	0.15	0	0.01	0.01	0	0	0.03
2011-09	39.04	40.59	11.12	6.78	0	0	0.8	1	0.24	0.06	0.08	0.09	0.15	0	0.01	0.01	0	0	0.03
2011-10	40.5	38.45	11.18	7.18	0	0	0.84	1.12	0.23	0.07	0.14	0.08	0.15	0	0.01	0.01	0	0	0.04
2011-11	41.13	37.91	11.12	7.05	0	0	0.84	1.24	0.24	0.04	0.15	0.08	0.14	0	0.01	0.01	0	0	0.05
2011-12	42.65	36.44	10.88	7.01	0	0	0.83	1.41	0.23	0.07	0.19	0.07	0.15	0	0.01	0	0	0	0.06
2012-01	44.07	34.78	10.45	7.33	0	0	0.82	1.71	0.24	0.07	0.24	0.07	0.14	0	0.01	0	0	0	0.08
2012-02	45.23	34.04	9.87	7.41	0	0	0.83	1.81	0.26	0.08	0.26	0.07	0.04	0	0.01	0	0	0	0.08
2012-03	46.48	33.49	9.05	7.32	0.02	0	0.83	1.89	0.25	0.14	0.28	0.06	0.06	0	0.01	0	0	0.04	0.07
2012-04	47.58	31.79	8.92	7.66	0.13	0	0.85	2.12	0.24	0.05	0.31	0.06	0.12	0	0.01	0	0	0.08	0.08
2012-05	48.93	31.06	8.38	7.45	0.13	0	0.86	2.24	0.23	0.05	0.33	0.05	0.12	0	0.01	0	0	0.08	0.08
2012-06	50.2	29.91	8.32	7.05	0.18	0	0.83	2.4	0.22	0.05	0.37	0.05	0.13	0	0	0	0	0.08	0.19
2012-07	51.14	29.1	8.12	6.92	0.2	0	0.83	2.64	0.23	0.06	0.4	0.05	0.13	0	0	0	0	0.1	0.08
2012-08	53.15	29.8	7.98	7.41	0.25	0	0.85	0	0.3	0.06	0.03	0.04	0	0.01	0	0	0	0.1	0.02
2012-09	54.12	28.66	7.86	7.75	0.29	0	0.88	0	0.19	0.06	0.02	0.04	0	0.01	0	0	0	0.1	0.02
2012-10	54.91	28.05	7.47	7.87	0.36	0	0.9	0	0.19	0.06	0.03	0.04	0	0.01	0	0	0	0.09	0.02
2012-11	55.26	27.23	7.26	7.86	1.04	0	0.9	0	0.18	0.06	0.05	0.04	0	0.01	0	0	0	0.09	0.02
2012-12	55.55	26.57	7.05	7.69	1.84	0	0.88	0	0.17	0.07	0.09	0.04	0	0.01	0	0	0	0.04	0.02
2013-01	55.63	25.51	6.92	7.95	2.66	0	0.88	0	0.18	0.07	0.12	0.04	0	0.01	0	0	0	0	0.02
2013-02	55.38	25.2	6.72	7.95	3.33	0	0.93	0	0.18	0.07	0.15	0.04	0	0.02	0	0	0	0	0.02
2013-03	55.6	24.7	6.48	7.7	4.12	0	0.95	0	0.2	0.08	0.08	0.04	0	0.02	0	0	0	0	0.02
2013-04	56.84	22.75	6.34	7.47	4.99	0	1.05	0	0.3	0.08	0.1	0.04	0	0.02	0	0	0	0	0.02
2013-05	56.27	22.57	6.04	7.61	5.57	0	1.28	0	0.32	0.09	0.15	0.04	0	0.02	0	0	0	0	0.02
2013-06	55.76	22.31	5.73	7.87	6.29	0	1.3	0	0.28	0.12	0.25	0.04	0	0.02	0	0	0	0	0.02
2013-07	55.79	21.74	5.57	7.81	7.03	0.02	1.23	0	0.27	0.08	0.35	0.04	0	0.03	0.01	0.01	0	0	0.02
2013-08	55.28	21.87	5.53	7.63	7.49	0.02	1.23	0	0.28	0.09	0.46	0.04	0	0.03	0.02	0.01	0	0	0.02
2013-09	55.12	21.83	5.62	7.41	7.91	0.03	1.02	0	0.3	0.1	0.54	0.03	0	0.04	0.02	0.01	0	0	0.02
2013-10	54.89	21.28	5.62	7.42	8.15	0.32	1.1	0	0.29	0.1	0.71	0.03	0	0.04	0.01	0.01	0	0	0.02
2013-11	55.13	20.53	5.16	7.45	8	1.18	1.15	0	0.25	0.11	0.9	0.03	0	0.05	0.01	0.01	0.02	0	0.02
2013-12	54.8	19.79	4.3	7.83	8.13	2.22	1.13	0	0.2	0.08	1.3	0.04	0	0.1	0.02	0.01	0.04	0	0.02
2014-01	54.36	19.14	3.95	8.35	7.91	3.22	1.13	0	0.16	0.05	1.45	0.03	0	0.14	0.02	0.01	0.06	0	0.02
2014-02	55.2	18.57	3.79	8.39	7.91	3.87	1.14	0	0.16	0.26	0.38	0.03	0	0.16	0.02	0.01	0.07	0	0.03
2014-03	54.68	18.61	3.67	8.58	7.85	4.48	1.16	0	0.15	0.47	0	0.04	0	0.18	0.01	0.01	0.08	0	0.03
2014-04	55.11	17.16	3.57	8.85	7.81	5.24	1.34	0	0.14	0.44	0	0.03	0	0.19	0.01	0.01	0.08	0	0.02
2014-05	55.06	16.17	3.52	8.85	7.61	6.17	1.58	0	0.14	0.54	0	0.03	0	0.19	0.01	0.01	0.09	0	0.02
2014-06	55.03	16.3	3.37	8.56	7.57	6.7	1.37	0	0.13	0.61	0	0.03	0	0.19	0.01	0.01	0.09	0	0.02
2014-07	55.33	15.15	3.52	8.59	7.51	7.45	1.34	0	0.12	0.63	0	0.03	0	0.19	0.01	0	0.1	0	0.02
2014-08	55.67	14.29	3.32	8.65	7.33	8.25	1.38	0	0.11	0.61	0	0.03	0	0.21	0.02	0	0.1	0	0.02
2014-09	54.86	14.4	3.14	9.15	6.85	8.95	1.39	0	0.12	0.72	0	0.03	0	0.25	0.02	0	0.1	0	0.02
2014-10	54.93	13.22	2.97	9.13	6.56	10.3	1.41	0	0.12	0.9	0	0.03	0	0.27	0.02	0	0.11	0	0.03
2014-11	55.75	11.84	2.99	8.98	5.42	12.12	1.33	0	0.13	0.93	0	0.03	0	0.28	0.02	0	0.14	0	0.04
2014-12	54.4	13.21	3.15	8.67	4.67	13.03	1.39	0	0.13	0.91	0	0.04	0	0.29	0.02	0	0.04	0	0.04
2015-01	54.67	11.99	2.69	9.1	4.32	14.27	1.46	0	0.12	0.91	0	0.04	0	0.33	0.02	0	0	0	0.07
2015-02	54.13	12.23	2.53	9.09	4.13	14.78	1.55	0	0.11	0.94	0	0.03	0	0.34	0.02	0	0	0	0.13
2015-03	53.66	11.21	2.35	9.83	3.98	15.51	1.82	0	0.11	1	0	0.02	0	0.34	0.01	0	0	0	0.15
2015-04	53.81	10.91	2.24	9.61	3.99	15.76	1.91	0	0.11	1.12	0	0.02	0	0.35	0.01	0	0	0	0.16
2015-05	53.1	10.54	2.23	10.51	3.91	15.99	1.77	0	0.11	1.23	0	0.02	0	0.38	0.02	0	0	0	0.18
Average change rate (last 12 months)	-0.3%	-3.5%	-3.7%	1.4%	-5.4%	8.3%	1.0%	n/a	-2.0%	7.1%	n/a	-3.3%	n/a	5.9%	5.9%	-100.0%	-100.0%	n/a	20.1%

Source: StatCounter Global Stats

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Computer Operating System Percentage Market Share — World(As of May 2015)

Computer Operating System Percentage Market Share — World
(As of May 2015)