Fidelity Investments is allowing its clients to manage their cash and deposit checks via the company’s newly enhanced iPhone, iPad and Android applications.

Yahoo Inc. is courting an investment-savvy affluent demographic with the Yahoo Finance Marketplace featuring the ad-supported MarketDash application for the Apple iPad.

Fidelity International has introduced a free application for the iPhone that lets investors track the performance of funds on the company’s FundsNetwork.

Fidelity Investments has enhanced its mobile financial planning application to let retirement plan holders view their account information on the go.