charliehall: Even Arabs and hareidim who oppose the existence state are allowed to vote (though many choose not to). Also unlike America, there has never been a serious problem of dead people voting, or of fictitious voters (having a population registry helps), whereas in America one party (the Democrats) have frequently relied on all sorts of shenangians.
Israel does have free elections, with the ruling party frequently being voted out of office. That’s fairly rare outside of western Europe and North America. And due to proportional representation, every ideology has a chance at being in the kenesset (even with a 3% threshold, in the US the threshold is 50%).