Army Knife is a 10in1 Multitool for your iPhone and iPod Touch.nnFor less than a cup of coffee you can be prepared with nine quality tools to use at the most unsuspecting times.nnNEW TOOL IDEAS ARE ALWAYS WELCOME Email support@reduxsoft.comnnThe tools include:nn NEW Tip Calculatorn Unit Convertern Ultrasonic Whistlen Protractorn HeartBPM countern Measuring Tapen Digital Calipern Two levelsn Flashlightn Emergency SOS LightnnAll of these tools fit nicely in your pocket, and all on one application.nnWhy pay for just one of these tools when you can have all nine for one low price?nnUnit Converter:nThis tool converts units in four different categories, Distance, Volume, Weight, and Temperature. The converter is very intuitive, and easy to switch between different units.nnUltrasonic Whistle:nThis is a whistle that is on the higher range of human hearing. This can be used for multiple tasks such as repelling mosquitoes, training your dog, or annoying a teenager. The frequencies range from 440Hz to 22KHz, and can be pulsed or looped.nnProtractor:nMeasures angles from 0 to 180 degrees with accuracy up to a 10th of a degree.nnHeartBPM Counter:nCalculates beats per minute by how fast you tap the screen. To use this tool simply tap the pad 10 times, once with every beat. If you are measuring your heart then hold two fingers on your neck to find your pulse, and then tap the pad with each heartbeat. nnMeasuring Tape:nCan measure any distance. Simply place your finger on the screen and slide your iPhoneiPod underneath your finger until you reach the end of the screen, then lift your finger and place it at the opposite side of the screen and slide your iPhoneiPod again. Repeat this until you have slid your iPhoneiPod the distance you want to measure.nnDigital Caliper:nMeasure small objects precisely down to 0.15625mm.nnTwo Levels:nMake sure your surface is even with either the single axis or the dual axis level. Unlike most levels, this is able to do full calibration.nnFlashlight:nHelps you see in the dark, and the iPhoneiPod sleep has been disabled so your light won't shut off.nnEmergency SOS Light:nCould possibly save your life. This tool will repeatably blink SOS in Morse code if you are ever in distress.nnBonus:nYou can customize your Army Knife by tapping the shield logo and choosing one of 14 different colors and styles including camo, plaid, and denim.nnIf you have any questions please use the support email address and we will be glad to answer you 24 hours a day