Smartphones have replaced many portable electronic accessories, and there are more of them which are likely to disappear in near future. Wrist watches, alarm clocks, calculators, music player, digital cameras, pagers etc. are history. Compass today is just an antique; you have got Google maps now. Many critics would classify a smartphone as a great distraction and equipment of a stupid generation. But, the fact is, negatives are easily outweighed by the positives. There are some really useful applications of a smartphone, that’ll convince you of buying it if you don’t have one already. If you aren’t a dumbo, you would be interested in reading our list of top 10 useful things you can do with your smartphone. Read on!