Recording the saga of your life

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A cool app called Saga is a not-so-secret agent that helps smartphone users build a digital diary of their everyday activities. And unlike the information collected by so many other tracking apps, the stuff collected by Saga is for your eyes only.

Available free of charge for Apple Inc.’s iPhone and devices running Google Inc.’s Android software, Saga offers a painless introduction to “life-logging,” an up-and-coming tech trend in which people use digital gadgets to record everything they do. Life-logging is mainly catching on with health and fitness buffs who use apps like RunKeeper to keep tabs on their daily exercise regimen. However, the concept is getting more comprehensive as the necessary gadgets get cheaper and easier to use.

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