“We’ve activated Safety Check again after the bombing in Nigeria this evening,” co-founder and chief executive Mark Zuckerberg said in a post on the site.
The social network had come under criticism for not given the same service it offered Friday’s attack in Paris to Thursday’s blast in Beirut.
The tool is to allow users to check whether friends are safe after attacks or natural disaster.
Zuckerberg said at the weekend the feature would be used more widely in the future.
Tuesday nigh’t bombing at a Jemita bye pass in Yola, northeast Nigeria was the second attack in the last two months and left over 30 dead and injured several