Apple still owns the crown as the company with the best-selling tablet. iPad once again reigns higher than its competitors in the tablet market. However, Apple can’t just ignore the decline in its sales. Within the first quarter of this year, Apple has shipped more iPad units, specifically 8.9 million, than the other tech giants did, says CNET. It gave the Cupertino-based company a 24.6 market share, IDC reported.