MapLight has just launched Politicash 2012, a brand new, free app to track money in the presidential race.

The app's feautres incude:

• Head to head comparison of total contributions to Obama and Romney, including a fundraising breakdown by super PAC versus campaign committee
• Graphs tracking money raised and spent by each candidate over time
• The top 5 contributors overall and the biggest contributors in the last week of available records, updated regularly with the most up-to-date data
• A "Shake" feature, showing a random sample of contributors to each candidate – you might be surprised who you find!
• An auto-tweet feature alerting the candidates that you're keeping tabs on their fundraising

Before you head to the polls this election, find out who’s funding your candidate with Politicash 2012!