Exercise of options

6 December 2017

Boku, Inc.

("Boku" or the "Company" and, together with its subsidiaries, the "Group")

Exercise of options

Boku, the world's leading independent direct carrier billing company, announces that application has been made to the London Stock Exchange for admission to trading on AIM of 95,290 new common shares of $0.0001 each ("Common Shares") pursuant to the exercise of share options under the Boku, Inc. 2009 Equity Incentive Plan.

It is expected that Admission will become effective and trading will commence at 8.00 a.m. on or around 12 December 2017.

The Company advises that, following Admission, the Company's issued share capital will be 213,582,467 Common Shares. No shares are held in treasury. As such the Company's total number of Common Shares with voting rights is 213,582,467.

The above figure of 213,582,467 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure and Transparency Rules.

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