India, April 23 -- Micro-blogging site Twitter Inc. (TWTR) Tuesday reported a surge in its first-quarter profit. Both earnings and revenues beat analysts' estimates, sending shares up by 6 percent in the pre-market trading.

Average monthly active users or MAU were 330 million in the first-quarter, down from 336 million in the previous year, but up from 321 million in the prior quarter.

Average monetizable daily active users or mDAU were 134 million in the first-quarter, an increase from 120 million last year, and also up from 126 million in the preceding quarter.

This quarter marked the last in which the company will report the MAU metric. Instead, it will only report mDAU metric, saying it would better reflect its audience.

Twitter's f...