Samsung Galaxy S5 has awesome option of Download booster than merges 4g LTE and WIFI to get amazing download speed, now here is the way that you can get this awesome feature on any smart phone for free , Samsung Galaxy S4 , S3 , S2 , S1 , any android device works with 3G capability.
Link :https://play.google.com/store/apps/details?id=it.opbyte.superdownload_lite
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