People use tstm.eu for holding drawings, lotteries and sweepstakes, to drive online games, for scientific applications and for art and music. The service List Randomizer · Integer Generator · Lottery Quick Pick · Sequence Generator. Custom Random Number Generator. This program will generate a random number between two numbers of your choice. Just enter a lower limit and an upper. I occasionally get feedback on this page about how it's “not random enough.” If you are generating random numbers from a very large base, most of the numbers.