UltraIM is designed for all Java MIDP 2.0 phones. If you are not sure, please try it first.

Alcatel Touch756 / Touch556 / 735i
BenQl P30 / P31
Motorola A630 / A668 / A760 / A768 / A780 / A920 / A925 / A1010 / A1200 / C370 / C450 / C550 / C650 / C975 / E398 / E680 / E1000 / V180 / V220 / Razr / V3 / V3 i / V3x / V300 / V360 / V500 / V525 / V535 / V550 / V600 / V635 / V878 / V975 / V80 / V980 / V1050 / V1100 / V6 / W510 / Z3 / Z8
Nokia 3220 / 3230 / 3250 / 5140 / 5140i / 5200 / 5300 / 5500 / 5700 / 6020 / 6021 / 6030 / 6060 / 6085 / 6101 / 6102 / 6110 Navigator / 6111 / 6120 Classic / 6125 / 6131 / 6136 / 6170 / 6230 / 6230 / 6230i / 6233 / 6260 / 6270 / 6280 / 6288 / 6290 / 6300 / 6600 / 6620 / 6630 / 6670 / 6680 / 6681 / 6682 / 6822 / 7260 / 7270 / 7360 / 7370 / 7373 / 7390 / 7610 / 7710 / 8600 / 8800 / 8801 / 9300 / 9500 / E60 / E61 / E61i / E62 / E65 / E90 / N70 / N71 / N77 / N80 / N90 / N91 / N92 / N93 / N93i / N95 / E50
SonyEricsson P900 / P908 / P910i / P910c / V800 / Z800i / J300 / D750 / K300i / K300c / K500i / K500c / K506 / K508 / K600 / K700i / K700c / K750i / M600 / P990 / S700 / W550 / W800 / W810 /, W900 / W950 / Z520 / Z600 / Z1010
Sagem myX5-2 / myV-75 / myV-65
Samsung E330 / SGH-E600 / SGH-E710 / E718 / SGH-E720 / E728 / SGH-E810 / E818 / D410/D415 / D600 / D608 / D720 / D730 / SGH-i250 / SGH-P400 / SGH-P730 / P735 / SGH-Z105 / SGH-Z500 / X450
Sendo X2 / S600 / M570
Sharp GX15 / XERA / GZ100 / J-SH53
Siemens C65 / C66 / CFX65 / CX65 / CX66 / CX70 / M65 / M66 / S65 / S66 / SL65 / SK65 / ST60
Panasonic X700 / X800
Philips 650