Credit Cards and Apps
Credit Cards
Credit cards can be used almost everywhere in Spain. People say you have to have the chip card but chip and pin are welcome.
ATM's are in every town along the way too if you need cash.
http://www.frommers.com/destinations/spain/planning-a-trip/money
www.hikingthecamino.com/on-the-way/daily-routine/cash-and-credit-cards
http://www.creditcards.com/smart-emv-chip.php
Credit cards can be used almost everywhere in Spain. People say you have to have the chip card but chip and pin are welcome.
ATM's are in every town along the way too if you need cash.
http://www.frommers.com/destinations/spain/planning-a-trip/money
www.hikingthecamino.com/on-the-way/daily-routine/cash-and-credit-cards
http://www.creditcards.com/smart-emv-chip.php
Apps
I did not use any apps on my Camino but here are some on iTunes
Camino del Norte - A Wise Pilgrim Guide - iTunes
Camino Companion - iTunes
Camino Guide (Spanish) - iTunes
TrekRight - Camino de Santiago - iTunes
Maps.Me