There are 2 types of Booking Calendar translations.
1) One list of translations located at WordPress repository. Please note, these translations at your website should be located at: "../wp-content/languages/plugins/" folder.
2) Another list of translations located at the Booking Calendar website. You can download the original PO translations files from here. Please note, these translations at your website should be located at: "../wp-content/plugins/{Booking Calendar Folder}/languages/" folder.
By default Booking Calendar plugin try to use translations from "../wp-content/languages/plugins/",
if failed (not exist), then try to use translations from "../wp-content/plugins/{Booking Calendar Folder}/languages/" folder.
This behavior is possible to change at the Booking > Settings General page in the Translation section.
You can check instruction how to make or update local plugin translation files at this page.
Translations available in paid versions of Booking Calendar:
French (France) 100% [ 3856 / 3856 ], fuzzy 0, not translated 0
Danish 66.08% [ 2548 / 3856 ], fuzzy 603, not translated 705
Dutch 58.95% [ 2273 / 3856 ], fuzzy 879, not translated 704
German 54.62% [ 2106 / 3856 ], fuzzy 986, not translated 764
Norwegian (Bokmål) 54.62% [ 2106 / 3856 ], fuzzy 636, not translated 1114
Hungarian 50.47% [ 1946 / 3856 ], fuzzy 1060, not translated 850
Korean 50.44% [ 1945 / 3856 ], fuzzy 1057, not translated 854
Spanish (Spain) 46.4% [ 1789 / 3856 ], fuzzy 1075, not translated 992
Portuguese (Brazil) 43.8% [ 1689 / 3856 ], fuzzy 1181, not translated 986
Greek 43.52% [ 1678 / 3856 ], fuzzy 1190, not translated 988
Turkish 42.95% [ 1656 / 3856 ], fuzzy 1205, not translated 995
Italian 41.86% [ 1614 / 3856 ], fuzzy 1107, not translated 1135
Spanish (Mexico) 40.22% [ 1551 / 3856 ], fuzzy 1257, not translated 1048
Finnish 39.99% [ 1542 / 3856 ], fuzzy 1266, not translated 1048
Polish 39.94% [ 1540 / 3856 ], fuzzy 1253, not translated 1063
Romanian 39.6% [ 1527 / 3856 ], fuzzy 1267, not translated 1062
Swedish 39.39% [ 1519 / 3856 ], fuzzy 1275, not translated 1062
Arabic 39% [ 1504 / 3856 ], fuzzy 1294, not translated 1058
Russian 38.93% [ 1501 / 3856 ], fuzzy 1523, not translated 832
Bulgarian 37.79% [ 1457 / 3856 ], fuzzy 1308, not translated 1091
Slovenian 37.68% [ 1453 / 3856 ], fuzzy 1311, not translated 1092
Chinese (Taiwan) 36.67% [ 1414 / 3856 ], fuzzy 1351, not translated 1091
Portuguese (Portugal) 36.38% [ 1403 / 3856 ], fuzzy 1336, not translated 1117
Japanese 35.89% [ 1384 / 3856 ], fuzzy 818, not translated 1654
Chinese (China) 35.22% [ 1358 / 3856 ], fuzzy 1336, not translated 1162
Ukrainian 34.96% [ 1348 / 3856 ], fuzzy 1346, not translated 1162
Catalan 34.36% [ 1325 / 3856 ], fuzzy 1271, not translated 1260
Thai 34.28% [ 1322 / 3856 ], fuzzy 1383, not translated 1151
Hebrew 34.1% [ 1315 / 3856 ], fuzzy 1370, not translated 1171
Galician 33.2% [ 1280 / 3856 ], fuzzy 1423, not translated 1153
Slovak 30.89% [ 1191 / 3856 ], fuzzy 1332, not translated 1333
Croatian 29.9% [ 1153 / 3856 ], fuzzy 1349, not translated 1354
Czech 29.8% [ 1149 / 3856 ], fuzzy 1298, not translated 1409
Chinese (Hong Kong) 17.63% [ 680 / 3856 ], fuzzy 578, not translated 2598