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) 97.69% [ 2828 / 2895 ], fuzzy 46, not translated 21
Danish 88.08% [ 2550 / 2895 ], fuzzy 193, not translated 152
Dutch 78.55% [ 2274 / 2895 ], fuzzy 470, not translated 151
Norwegian (Bokmål) 72.85% [ 2109 / 2895 ], fuzzy 243, not translated 543
German 72.75% [ 2106 / 2895 ], fuzzy 580, not translated 209
Hungarian 67.18% [ 1945 / 2895 ], fuzzy 666, not translated 284
Korean 67.18% [ 1945 / 2895 ], fuzzy 661, not translated 289
Spanish (Spain) 61.83% [ 1790 / 2895 ], fuzzy 681, not translated 424
Portuguese (Brazil) 58.34% [ 1689 / 2895 ], fuzzy 790, not translated 416
Greek 58% [ 1679 / 2895 ], fuzzy 798, not translated 418
Turkish 57.24% [ 1657 / 2895 ], fuzzy 814, not translated 424
Italian 55.75% [ 1614 / 2895 ], fuzzy 726, not translated 555
Spanish (Mexico) 53.58% [ 1551 / 2895 ], fuzzy 868, not translated 476
Finnish 53.26% [ 1542 / 2895 ], fuzzy 877, not translated 476
Polish 53.23% [ 1541 / 2895 ], fuzzy 866, not translated 488
Romanian 52.78% [ 1528 / 2895 ], fuzzy 878, not translated 489
Swedish 52.47% [ 1519 / 2895 ], fuzzy 887, not translated 489
Arabic 51.99% [ 1505 / 2895 ], fuzzy 903, not translated 487
Russian 51.92% [ 1503 / 2895 ], fuzzy 1126, not translated 266
Bulgarian 50.36% [ 1458 / 2895 ], fuzzy 919, not translated 518
Slovenian 50.22% [ 1454 / 2895 ], fuzzy 925, not translated 516
Chinese (Taiwan) 48.88% [ 1415 / 2895 ], fuzzy 964, not translated 516
Portuguese (Portugal) 48.5% [ 1404 / 2895 ], fuzzy 950, not translated 541
Japanese 47.77% [ 1383 / 2895 ], fuzzy 461, not translated 1051
Chinese (China) 46.87% [ 1357 / 2895 ], fuzzy 951, not translated 587
Ukrainian 46.56% [ 1348 / 2895 ], fuzzy 961, not translated 586
Catalan 45.8% [ 1326 / 2895 ], fuzzy 888, not translated 681
Thai 45.7% [ 1323 / 2895 ], fuzzy 999, not translated 573
Hebrew 45.42% [ 1315 / 2895 ], fuzzy 988, not translated 592
Galician 44.25% [ 1281 / 2895 ], fuzzy 1040, not translated 574
Slovak 41.14% [ 1191 / 2895 ], fuzzy 961, not translated 743
Croatian 39.83% [ 1153 / 2895 ], fuzzy 980, not translated 762
Czech 39.69% [ 1149 / 2895 ], fuzzy 930, not translated 816
Chinese (Hong Kong) 23.49% [ 680 / 2895 ], fuzzy 286, not translated 1929