Want to get pregnant? There's an app for that ... actually a few apps for that. And they are proving to be remarkably helpful. Want to avoid pregnancy? Kindara, an iPhone app created by a husband and wife team in Boulder, Colo., promises that it can be your birth control, too, letting women get off the pill. Kindara was released in 2012 to do a similar thing. But, unlike Glow, its founders say this app can now not only help a woman conceive, but also avoid pregnancy while allowing women to get off of hormone-based birth control like the pill,...