There are some factors that are influenced by the app cost:
– Size of the development team
– The number of platforms
– The technical complexity of the features
– Design – custom vs. standard

The Airbnb-like app development process:
Investigation stage – 60 hours
Registration/ login feature – 10 to 16 hours
User profile – 16 hours
Airbnb app framework Settings – 24 hours
Filtering element – 24 hours
Descriptions of chosen rooms – up to 150 hours
Maps implementation – 24 hours
Signing up as a host – 100 to 120 hours
Adding to faves – 10 – 12 hours
Embedded messenger – Up to 40 hour
Friends invitation feature for your Airbnb-like app – 10-11 hours

Now let`s talk about Backend. It can take 600 hours.
Here are average region hourly rates down below:
USA/Canada-based dev teams – $50 to $250/hour
Western Europe – $30 to$170/hour
Eastern Europe – $20 to $150/hour
Australia – $50 to $150/hour
India – $10 to $80/hour

Considering all the factors mentioned here, the final cost to build an app like Airbnb can reach approximately $65,650 for a mobile app and $92,350 for a web version. Check out more here .