Peter Kramer

Watch My Stocks - a color-coded Apple Watch display of daily gains/losses and values of your stocks

Receive alerts of Gravitational Wave Events from the LIGO/Virgo Collaboration (LVC) on your iPhone.

Create a portfolio of stocks, bonds, ETFs and mutual funds and try to beat the S&P500 and other user

Expense List, Version 2.6 ------NOTE - this free version is limited to saving 50 Expense Items. Afte

OptionPosition+ Version 3.9OptionPosition+ is a financial analysis App that estimates the value of a

FingerPaint With Partners is a drawing App that lets you draw with your finger on an iPhone, iPad or

Automatic Lap Counter with Stopwatch and LARGE FONTS; Lap Swim is an Apple Watch (Series 2 and later

"CarPooling - Princeton Ride Share" connects users with matching carpooling needs in the Princeton,

Go Connect 1.4 allows you to play Go on iPhones and iPads using one shared device or two connected d

Invented by Marvin Kaufman over 50 years ago, Forty Twelve Solitaire offers a unique, strategic card