What is the crowd's opinion of BrainBuzz - Social Brain Battles!?

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Corrected link for Numeris: https://play.google.com/store/apps/details?id=com.CrosProduct.numeris

And for A Matter of Murder: https://play.google.com/store/apps/details?id=com.WorthingAndMoncrieff.AMatterOfMurder

Oddly enough the article links to the wrong game for that last one, too.

https://play.google.com/store/apps/details?id=com.CrosProduct.numeris This game demends quick reactions