Pokemon Go allows players using their smartphone and Global Positioning System to walk around and encounter video game creatures called "Pokemon" that cause their smartphone to vibrate. The launch has been so problematic that Amazon's Chief Technology Officer offered his services to help get the game's launch running smoothly again. First of all, you should really only download apps from the App Store or the Google Play Store. "I've revoked their access to my account, and deleted the app".

Pokémon Go makers Niantic Labs are working with Google to fix a bug that gave them "full account access" to iPhone players' Google accounts, after concerns erupted over gamers' privacy.

Reeve made a decision to do a little digging on exactly what services the app would be able access, and posted his findings on his tumblr page.

Reeve is quick to point out that this is probably the result of carelessness rather some nefarious scheme by Niantic to harvest player data. Adam Reeve, an engineer at security company RedOwl, had previously called Pokémon Go a "huge privacy risk".

Armed robbers, who had been using Pokémon Go to track and target would-be victims, were arrested in Missouri on Sunday.

But investors with a memory will recall Nintendo's stock has been through ups and downs in the past-such as when excitement about the WII console crashed when sales leveled off.

The SFPD told San Francisco News that there have been no reports of accidents or crimes due to Pokemon Go. Best of all, you won't even have to leave your computer chair to explore as much as you like.

Nintendo, Google and Pokemon Company all invested in Niantic after it spun off from the California-based Internet company.

In the United States, by July 8 - two days after its release - it was installed on more than 5 per cent of Android devices in the country, according to web analytics firm SimilarWeb.