Digit - SMS bot that monitors your bank account & saves you money
N26 - The Mobile Bank
Quicken - Stay in control of your monthly cash flows, budgets, and expenditures. Quicken provides a navigable interface where you can organize your debit, credit, and savings, and build good habits accordingly.
Monzo - The bank of the future
Mint - Free personal finance software to assist you to manage your money, financial planning, and budget planning tools. Achieve your financial goals with Mint.
Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.