Updated from 12:38 p.m. to include information about Simpsons in-app purchases.
NEW YORK (TheStreet) -- Valentine's Day usually means giving gifts. Sometimes those gifts are on the cheaper side, be it chocolates, flowers or teddy bears. Other times, they're on the more expensive side, a piece of jewlery or perhaps even a new phone.
Here are four apps to make your iPhone better, ranging from games, to reading, to watching movies and TV shows.