Avalon Offshore is compatible with any raster map: mbtile, kap, tif and geotif,

From version 3.7 onwards, Avalon is also compatible with Navionics.

If you have maps that are compatible with Avalon supported formats, you can load them in the Avalon App on your tablet.

This process can be done:

  • On Apple iOS: via the file transfert function under iTunes or by sending the files to your email on the tablet.
  • On Android: via Google Drive or by sending the files to your email on the tablet.

In some countries, hydrographic offices provide nautical maps publicly to sailors. Those freely available maps are preloaded in the Avalon cartography database and can be downloaded free of charge down to the app on your tablet.

Those countries are:

  • USA (NOAA)
  • New Zealand (LINZ)
  • Brazil (Hidrografia e Navegação)
  • Argentina (Servicio de Hidrografia Naval)

For the majority of the other countries, we have signed a licence agreement with the ©UKHO (United Kingdom Hydrographic Office) and with the.©SHOM (French Navy Hydrographic Office)

Under those licence agreements, Avalon provide with marine charts for the following countries:

  • Great Britain`
  • Ireland
  • France
  • Belgium
  • Netherlands
  • Spain
  • Greece
  • Croatia
  • Portugal
  • Cabo Verde

We can easily add South Africa when needed.

Maps can be used on several tablets or phone of the same type (iOS or Android) provided they have been purchased with the same Apple or Google Identifier.

 Details of nautical maps available in Avalon Offshore are contained in the document below:

Nautical maps on Avalon Offshore

UKHO Packs

Right to use during 1 year

  • Croatia
  • Balearics and East of Spain
  • South of Spain and Gibraltar
  • Portugal and North of Spain
  • South of England
  • South of Ireland and Bristol Channel
  • Irish Sea, North of Ireland and South West of Scotland
  • East of England
  • Belgium and Netherlands
  • Madeira, Canarias, Cabo Verde and Azores


Unlimited use with 1 year update.

  • Lesser Antillas

Mega Maps France

Unlimited use with 1 year of update. Every pack includes about 120 maps and insets.

  • French Channel
  • Atlantic
  • Mediterranean

Maxi Maps France

Unlimited use with 1 year of update. Every pack includes about 120 maps and insets.

  • Du Cabo de San Sebastian à Fos-sur-Mer (SHOM 7008)
  • De Fos-sur-Mer à Capo Mele (SHOM 6951)
  • Ile de Corse (SHOM 7025)
  • De l'Île Vierge à la Pointe de Penmarc'h - Abords de Brest (SHOM 7066)
  • De la Chaussée de Sein à Belle-Ile (SHOM 7067)
  • De la presqu’île de Quiberon aux Sables-d’Olonne (SHOM 7068)
  • De l'île d'Yeu à la pointe de la Coubre - Plateau de Rochebonne (SHOM 7069)
  • De l’île d’Ouessant à l’île de Batz (SHOM 6680)
  • Du Pertuis de Maumusson à Mimizan-Plage et De Mimizan-Plage à Cabo de Ajo (SHOM 7070 et 7657)
  • Des Roches de Portsall au plateau des Roches Douvres (SHOM 6930)
  • Des Héaux-de-Bréhat au Cap Lévi (SHOM 6966)
  • Du Cap de la Hague à Fécamp - Baie de Seine (SHOM 6857)
  • Du Cap d’Antifer au Cap Gris-Nez et Pas de Calais (SHOM 6824 et 6735)
  • Antilles Francaises - De Puerto Rico à Trinidad (SHOM 7475)

Single Maps

Unlimited use with 1 year of update.

Available packs:

  • 1 map
  • 2 maps
  • 4 maps
  • 8 maps




With your active subscription to Boating HD

Private Maps


Raster format

  • tif
  • geotif
  • kap
  • mbtiles

Public Maps


Pre loaded in Avalon Offshore

  • USA
  • New Zeland
  • Brazil
  • Argentina
  • Pacific Islands (some)