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# Currencies dialog

The currencies dialog is used to add, modify and manage the currencies available for the wallets.

## Dialog call

- main window menu: Manage / Currencies
- main window tool bar.

## Using currencies dialog

### General

Update on-line | Trigger an update exchanges rate on-line. This is disabled when you only have a single currency. Please see the additional notes below

### Currencies list

display currency ISO code, name, symbol, exchange rate and last modified date

### Buttons

Add | open a dialog to add a new currency + see the notes below.
Edit | open a dialog to edit the selected currency
Delete | delete the selected currency
Set as base | set the selected currency to be the base currency

## Notes: add a currency

- you can pick up new currencies from the official ISO 4217 list
- you can define a custom currency for discontinued or cryptocurrency

When you define a custom currency, please take care of the following:
- the Name must be at least 3 chars long
- the ISO code is optional, but you cannot change it easily later on
- the ISO code must be 3 chars long and cannot be the same an existing ISO 4217 one

## Notes: Online Currency Update

This is an extra feature relying on a third party web service.

Your currencies may not be supported:
- as base currency: and nothing will update
- as a target currency: this currency will not be updated

Since 5.7.2: there is a log widget that track call and return of the API for debug purpose.

### Default API

- ⧉ frankfurter.app
  (no apikey): 30 currencies, Euro limited listed here
  example call: `https://api.frankfurter.app/latest?base=EUR&symbols=USD,JPY,GBP`

### Compatible APIs

Compatible API means they use the same querystrign argument: base= and symbols=

- ⧉ fixer.io
  (apikey): 170 world currencies, including Bitcoin, Gold and Silver rates. listed here
  example call: `http://data.fixer.io/api/latest?access_key=YOUR_ACCESS_KEY&base=EUR&symbols=USD,JPY,GBP`

You can change the URL of the API and add a free a paid key into the preferences
Valid URL are so far:
`- https://api.frankfurter.app/latest
- http://data.fixer.io/api/latest
`

### Previous used API

- until 5.7: https://frankfurter.app
- until 5.2: https://api.fixer.io, see ⧉ #1785210
- until 5.1.7: yahoo, see ⧉ #1730527