Yes: consent banner, privacy policy, customer data management and processing register are planned from the design stage.
That is exactly the approach we recommend. A focused first version lets you validate how it is used before investing in secondary features.
Allow for a monthly contract from €129: iOS and Android change every year, and an app that is not maintained eventually gets removed from the stores.
Yes, it is even a major lever for local businesses: optimising the Google Business Profile listing, dedicated pages for each service area and work on customer reviews.
Advertising traffic stops immediately. That is the main difference with SEO, and the reason we recommend running both in parallel.
It depends on your processes, but our clients usually save between 3 and 10 hours a week once everything is in place.