Editing Digital currency (section)

==== Mobile digital wallets ====
A number of electronic money systems use [[contactless payment]] transfer in order to facilitate easy payment and give the payee more confidence in not letting go of their electronic wallet during the transaction.
* In 1994 [[Mondex]] and [[National Westminster Bank]] provided an "electronic purse" to residents of [[Swindon]]
* In about 2005 [[Telefónica]] and [[Banco Bilbao Vizcaya Argentaria|BBVA Bank]] launched a payment system in [[Spain]] called Mobipay<ref>{{cite web|url=http://www.fujitsu.com/es/about/resources/case-studies/mobipay_en.html|title=Mobipay - Fujitsu Spain|access-date=23 May 2017|archive-date=26 March 2017|archive-url=https://web.archive.org/web/20170326000919/https://www.fujitsu.com/es/about/resources/case-studies/mobipay_en.html|url-status=dead}}</ref> which used simple [[short message service]] facilities of [[feature phones]] intended for pay-as-you-go services including taxis and pre-pay phone recharges via a BBVA current bank account debit.
* In January 2010, [[Venmo]] launched as a mobile payment system through SMS, which transformed into a social app where friends can pay each other for minor expenses like a cup of coffee, rent and pay a share of the restaurant bill when one has forgotten their wallet.<ref>{{Cite web|url=http://kortina.net/essays/origins-of-venmo/|title=Origins of Venmo|access-date=2015-04-23}}</ref> It is popular with college students, but has some security issues.<ref>{{Cite web|url=http://www.slate.com/articles/technology/safety_net/2015/02/venmo_security_it_s_not_as_strong_as_the_company_wants_you_to_think.html|title=Venmo Money, Venmo Problems: The mobile-payment service is trendy, easy to use, and growing fast. But is it safe? |date=26 February 2015 |first=Alison |last=Griswold |work=Slate}}</ref> It can be linked to a bank account, credit/debit card or have a loaded value to limit the amount of loss in case of a security breach. Credit cards and non-major debit cards incur a 3% processing fee.<ref>{{Cite web|url=https://venmo.com/about/fees/|title=Venmo pricing}}</ref>
* On 19 September 2011, [[Google Wallet]] released in the United States to make it easy to carry all one's credit/debit cards on a phone.<ref>{{Cite web|url=https://www.cnet.com/news/this-day-in-tech-google-wallet-launches/|title=This Day in Tech: Google Wallet launches|date=19 September 2011 |work=CNET |first=Boonsri |last=Dickinson}}</ref>
* In 2012 [[Ireland]]'s [[O2 (Ireland)|O2]] (owned by [[Telefónica]]) launched Easytrip to pay [[road tolls]] which were charged to the mobile phone account or prepay credit.<ref>{{cite web|url=http://www.thepaypers.com/mobile-payments/easytrip-o2-launch-mobile-toll-payments-service-in-the-republic-of-ireland/749223-16/abstract|title=Easytrip, O2 launch mobile toll payments service in the Republic of Ireland |date=15 November 2012}}</ref>
* The UK's [[O2 (United Kingdom)|O2]] invented O2 Wallet<ref>{{cite web|url=http://www.o2.co.uk/money|title=O2 - O2 money - The O2 Wallet service closed on 31st March 2014}}</ref> at about the same time. The wallet can be charged with regular bank accounts or cards and discharged by participating retailers using a technique known as 'money messages'. The service closed in 2014.
* On 9 September 2014, [[Apple Pay]] was announced at the [[iPhone 6]] event. In October 2014 it was released as an update to work on [[iPhone 6]] and [[Apple Watch]]. It is very similar to [[Google Wallet]], but for Apple devices only.<ref>{{Cite web|url=https://www.theverge.com/2014/9/9/6127587/apple-watch-works-with-apple-pay-to-replace-your-credit-cards|title=Apple Watch works with Apple Pay to replace your credit cards|date=9 September 2014 |work=The Verge |first=Dante |last=D'Orazio}}</ref>