π Monorail on WhatsApp 2.16 Vendor: WhatsApp Version: 2.16 The π Monorail emoji is not supported on WhatsApp 2.16. 2.16 was released on July 26, 2016. Related π Monorail on WhatsApp 2.19.244 π Monorail on WhatsApp 2.19.175 π Monorail on WhatsApp 2.19.62 π Monorail on WhatsApp 2.19.7 π Monorail on WhatsApp 2.18.379 π Monorail on WhatsApp 2.17 π Monorail on WhatsApp 2.16 π Monorail on WhatsApp 2.12 π Monorail on WhatsApp 2.11