On Monday, Google parent Alphabet released its financials for Q4. On the ensuing conference call, the company revealed that Gmail now has a billion monthly active users.

They celebrated on Twitter (via 9to5Google):

Interestingly, Facebook’s WhatsApp also announced that it has passed the same milestone. In a blog post, the company said:

We are proud of this milestone, and we’re humbled by the extraordinary ways all of you have used WhatsApp. Whether it’s sharing vital information during natural disasters or health emergencies, finding a date, growing a small business, buying an engagement ring, or seeking a better life – we’re honored to be a small part of what people are doing to make their lives and the lives of those around them better.

And yet, through all the progress we’ve made together over the last seven years, our mission has never changed. WhatsApp began as a simple idea: ensuring that anyone could stay in touch with family and friends anywhere on the planet, without costs or gimmicks standing in the way.

Facebook hinted at the Whatsapp milestone on its recent earnings call when it said it finished the year with “nearly” a billion monthly active users.

Image via Google