In gestation and intensive testing for several months, the news release 1.11 is available on all platforms (¹). A large number of new items on the menu, dont le « Mode Expert », a new routing engine, support for the “boost” effect well known to specialists. The improvements mainly concern the user interface to respond to the numerous requests and feedback from users. Let's see the details below…
[Update 29/01/2022] Fixes have been made to resolve crashes on certain platforms. See the latest versions on eSail4VR page.
Everything increases ! March, the 5 Apple has made the decision of an general increase of its App Store pricing list about next to 20%. This therefore concerns applications and certain in-app purchases, like services provided by the developers themselves, including cartography. This does not appear to affect in-app purchases via auto-renewing subscription, like the “Navionics Plus” option in Boating, in example. 
We've been talking about it since 2020 in the Facebook group of 