This was made for the Galaxy S phones. They have 340MB of RAM (give or take) and all the TABs have nearly twice the amount of RAM! It may be of some use but I doubt it! I have never gone under 150MB free on my A500 and I don't use task managers/killers of any kind!
ACER Iconia W700 Pro 128GB
Samsung Galaxy S4 GT-i9505
History: Nokia 5110, Ericsson R320, Xda IIs, HTC Universal, Nokia E90, HTC HD, HTC Magic, HTC HD2, HTC Desire HD, SonyEricsson Xperia X10, HTC Sensation, Samsung Galaxy S, Galaxy S2, Galaxy S3