Experts say free versions of such apps or services may carry potential security and privacy risks.
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The tech giant said only 469 serious warnings were sent out ahead of the 7.8 magnitude quake.
Experts say free versions of such apps or services may carry potential security and privacy risks.
The tech giant said only 469 serious warnings were sent out ahead of the 7.8 magnitude quake.
Thousands of women registered with Tea have had their images illegally accessed, the US firm says.
Despite the law some remain sceptical about the effectiveness of porn age checks.
One of the largest networks in the UK confirms it is "addressing an issue" with its services.
All websites hosting pornography will have to check the age of their users from Friday.
The tech giants both expressed concern at the rulings, but said they will co-operate with investigations.
The US tech giant is recommending some users install security updates after the data breach.