Check out this cool iPhone app from Japanese coder Kako-san. In many parts of Asia, the Abacus is still used today, mainly to teach maths, so Kako-san decided to make an abacus app for the iPhone.

(video with special permission for crunchgear.com – thanks Kako-san) Here comes an application from Japan that will let you use the iPhone a specific mobile phone as an abacus, a manual calculating ...

Menlo Ventures leads round backing intelligent assistants that help tax firms scale amid rising workloads and shrinking headcount. SAN FRANCISCO, CA / ACCESS Newswire / July 10, 2025 / Abacus, the ...

File the Molarity Abacus app under one of the many handy calculator apps that exist to serve you for your at-the-bench needs. The calculator is very simple to use (though even still, the app includes ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...