The dating script is the real difference
American dating is structured and plural: you are 'dating' several people at once, this is assumed rather than hidden, and the arrangement continues until an explicit exclusivity conversation ends it. Much of Western and Northern Europe runs the opposite script, you meet one person, see them repeatedly, and if it keeps going you are together, often without any conversation marking the change. Neither is more serious; they just fail differently. Americans in Europe often miss that they became a couple weeks ago. Europeans in the US are frequently blindsided to learn their new interest is also seeing three other people, which nobody was hiding.
Which apps people actually use where
Tinder is genuinely universal and is the default first app almost everywhere. Hinge dominates intent-driven dating in the US, UK, Ireland and increasingly the Nordics, but is thin in Southern and Eastern Europe. Bumble is strong in the US, UK and Germany, weaker in France and Italy. Badoo is a major player across Spain, Italy, France, Poland and Latin America while being almost invisible in the US. Happn works in dense European cities and Paris in particular. Match and eharmony carry serious-intent traffic in the US and the UK, while Meetic is the equivalent brand across France, Spain and Italy. The practical rule: install the local number two app, not just Tinder.
First dates: format, money, timing
The American default is coffee or drinks, kept short, treated as a screening step; the person who invited usually pays, and offering to split is common but not expected. The European default is more often a drink or dinner that runs long, treated as an evening rather than an interview, and splitting is the norm across the Nordics, the Netherlands and Germany while paying for the other person remains common in France, Italy and Spain. Punctuality varies sharply: fifteen minutes late is rude in Germany or Switzerland and unremarkable in Spain. Meeting in a bar rather than a coffee shop is standard in most of Europe and reads as more forward in parts of the US.
“Americans date several people until they choose one. Europeans see one person until it either becomes something or doesn't.”
Pace, exclusivity and labels
The DTR conversation is an American institution. In much of Europe, exclusivity is inferred from behaviour, a fourth date, a weekend together, being introduced to friends, and asking for it explicitly early can read as intense. Meeting friends happens earlier in Europe and functions as the actual signal; meeting parents in the US carries far more weight than it does in most of Europe. Physical pace is not reliably faster or slower, but it is less loaded with commitment implications in Northern Europe than in much of the US.
What trips up expats in both directions
Moving to Europe: your app pool shrinks and language becomes a real filter, so add the local app and switch on distance rather than city-wide filters. Locals build friendships slowly, and dating often runs through existing social circles rather than apps, especially outside big cities. Moving to the US: expect faster, more frequent, shorter dates, more explicit conversations, and the assumption of plurality until you say otherwise. In both directions, the biggest error is assuming silence means agreement about what you are to each other.