A survey by Which? shows that more than half of train companies have a customer satisfaction score of 50% or lower.
Overall, only 22% of train travellers believe their service is improving despite above-inflation fare rises last month.
More top news
The Queen says she is "deeply touched" by the "selflessness" of medical staff fighting the Ebola outbreak in her annual Christmas speech.
Video of Norman the dog's Scrooge-like disdain of Christmas is becoming a festive hit online as he moans about his owners' singing.
Pope Francis has used his Christmas sermon to condemn the "brutal persecution" of minorities by Islamic State.