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Birthdays
Holidays optimizer
New version 2026
Define a period
AI Assistant
Assistant: Hello! I handle your requests in natural language, such as:

“Analyze the period from November 1, 2025, to April 25, 2028.”
or
“Add 100 business days to February 25, 2026.”
or
“Next Thursday at 2:12 PM + 124 working hours”
or
“I won't be working first week of next may (going to Greece)”
Assistant: I understand all languages.
Send
Make
every
day
count
..in Ukraine

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Warning: Undefined variable $yes in /home/tcpcatch/www/ukraine/fond.php on line 677

Warning: Undefined variable $ww in /home/tcpcatch/www/ukraine/fond.php on line 678

Warning: Undefined variable $jour_de_lannee in /home/tcpcatch/www/ukraine/fond.php on line 679

Warning: Undefined variable $jour_dans_annee in /home/tcpcatch/www/ukraine/fond.php on line 679

Warning: Undefined variable $jour_ouvre in /home/tcpcatch/www/ukraine/fond.php on line 680

Warning: Undefined variable $jour_ouvre_dans_annee in /home/tcpcatch/www/ukraine/fond.php on line 680
Today, Wednesday, 7 January, 2026

Working day :
Week : / 52
Day of the year : /
Working day of the year : /
Time (Europe/Kyiv) : 23:55

Working days

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India
Japan
Italia
España
Schweiz
Australia
South Africa
New Zealand
Israel
Canada
Portugal
Netherlands
Belgique
Monaco
Greece
Luxembourg
México
Working days world map
Russia
Slovakia
Czech Republic
Romania
Bulgaria
China
USA
Sweden
Denmark
Norway
Finland
Turkey
Deutschland
Poland
Österreich
South Korea
France
United Kingdom & Ireland
Brasil
...
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working days:
weekend days:
custom dates:
public holidays:
Define a period
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From:
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Afternoon
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The Holidays        ptimizer
It tells you when to take your days off to maximize the length of your vacation
I would like to take
days off
from  
 to 
How many vacation blocks?   (    or )        
Each vacation should be at least days
Before running the optimizer, clicking on the days of the calendar you can define:
the days you must necessarily be at work ()
the days you want to be on holidays for sure ()
January 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
01
02
07
15
0
0
Orthodox Christmas Day
+
×
08
15
1
0
+
×
09
15
2
0
+
×
10
15
3
0
+
×
11
15
4
0
+
×
03
12
15
5
0
+
×
13
15
6
0
+
×
14
15
7
0
+
×
15
15
8
0
+
×
16
15
9
0
+
×
17
15
10
0
+
×
18
15
11
0
+
×
04
19
15
12
0
+
×
20
15
13
0
+
×
21
15
14
0
+
×
22
15
15
0
+
×
23
15
16
0
+
×
24
15
17
0
+
×
25
15
18
0
+
×
05
26
15
19
0
+
×
27
15
20
0
+
×
28
15
21
0
+
×
29
15
22
0
+
×
30
15
23
0
+
×
31
15
24
0
+
×
06
February 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
05
01
15
25
0
+
×
06
02
15
26
0
+
×
03
15
27
0
+
×
04
15
28
0
+
×
05
15
29
0
+
×
06
15
30
0
+
×
07
15
31
0
+
×
08
15
32
0
+
×
07
09
15
33
0
+
×
10
15
34
0
+
×
11
15
35
0
+
×
12
15
36
0
+
×
13
15
37
0
+
×
14
15
38
0
+
×
15
15
39
0
+
×
08
16
15
40
0
+
×
17
15
41
0
+
×
18
15
42
0
+
×
19
15
43
0
+
×
20
15
44
0
+
×
21
15
45
0
+
×
22
15
46
0
+
×
09
23
15
47
0
+
×
24
15
48
0
+
×
25
15
49
0
+
×
26
15
50
0
+
×
27
15
51
0
+
×
28
15
52
0
+
×
10
March 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
09
01
15
53
0
+
×
10
02
15
54
0
+
×
03
15
55
0
+
×
04
15
56
0
+
×
05
15
57
0
+
×
06
15
58
0
+
×
07
15
59
0
+
×
08
15
60
0
Women's Day
+
×
11
09
15
61
0
Women's Day
+
×
10
15
62
0
+
×
11
15
63
0
+
×
12
15
64
0
+
×
13
15
65
0
+
×
14
15
66
0
+
×
15
15
67
0
+
×
12
16
15
68
0
+
×
17
15
69
0
+
×
18
15
70
0
+
×
19
15
71
0
+
×
20
15
72
0
+
×
21
15
73
0
+
×
22
15
74
0
+
×
13
23
15
75
0
+
×
24
15
76
0
+
×
25
15
77
0
+
×
26
15
78
0
+
×
27
15
79
0
+
×
28
15
80
0
+
×
29
15
81
0
+
×
14
30
15
82
0
+
×
31
15
83
0
+
×
April 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
14
01
15
84
0
+
×
02
15
85
0
+
×
03
15
86
0
+
×
04
15
87
0
+
×
05
15
88
0
+
×
15
06
15
89
0
+
×
07
15
90
0
+
×
08
15
91
0
+
×
09
15
92
0
+
×
10
15
93
0
+
×
11
15
94
0
+
×
12
15
95
0
Orthodox Easter
+
×
16
13
15
96
0
Orthodox Easter
+
×
14
15
97
0
+
×
15
15
98
0
+
×
16
15
99
0
+
×
17
15
100
0
+
×
18
15
101
0
+
×
19
15
102
0
+
×
17
20
15
103
0
+
×
21
15
104
0
+
×
22
15
105
0
+
×
23
15
106
0
+
×
24
15
107
0
+
×
25
15
108
0
+
×
26
15
109
0
+
×
18
27
15
110
0
+
×
28
15
111
0
+
×
29
15
112
0
+
×
30
15
113
0
+
×
19
 
May 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
18
01
15
114
0
Workers' Day
+
×
02
15
115
0
+
×
03
15
116
0
+
×
19
04
15
117
0
+
×
05
15
118
0
+
×
06
15
119
0
+
×
07
15
120
0
+
×
08
15
121
0
+
×
09
15
122
0
Memorial Day
+
×
10
15
123
0
+
×
20
11
15
124
0
Memorial Day
+
×
12
15
125
0
+
×
13
15
126
0
+
×
14
15
127
0
+
×
15
15
128
0
+
×
16
15
129
0
+
×
17
15
130
0
+
×
21
18
15
131
0
+
×
19
15
132
0
+
×
20
15
133
0
+
×
21
15
134
0
+
×
22
15
135
0
+
×
23
15
136
0
+
×
24
15
137
0
+
×
22
25
15
138
0
+
×
26
15
139
0
+
×
27
15
140
0
+
×
28
15
141
0
+
×
29
15
142
0
+
×
30
15
143
0
+
×
31
15
144
0
Orthodox Pentecost
+
×
23
June 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
23
01
15
145
0
Orthodox Pentecost
+
×
02
15
146
0
+
×
03
15
147
0
+
×
04
15
148
0
+
×
05
15
149
0
+
×
06
15
150
0
+
×
07
15
151
0
+
×
24
08
15
152
0
+
×
09
15
153
0
+
×
10
15
154
0
+
×
11
15
155
0
+
×
12
15
156
0
+
×
13
15
157
0
+
×
14
15
158
0
+
×
25
15
15
159
0
+
×
16
15
160
0
+
×
17
15
161
0
+
×
18
15
162
0
+
×
19
15
163
0
+
×
20
15
164
0
+
×
21
15
165
0
+
×
26
22
15
166
0
+
×
23
15
167
0
+
×
24
15
168
0
+
×
25
15
169
0
+
×
26
15
170
0
+
×
27
15
171
0
+
×
28
15
172
0
Constitution Day
+
×
27
29
15
173
0
Constitution Day
+
×
30
15
174
0
+
×
28
July 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
27
01
15
175
0
+
×
02
15
176
0
+
×
03
15
177
0
+
×
04
15
178
0
+
×
05
15
179
0
+
×
28
06
15
180
0
+
×
07
15
181
0
+
×
08
15
182
0
+
×
09
15
183
0
+
×
10
15
184
0
+
×
11
15
185
0
+
×
12
15
186
0
+
×
29
13
15
187
0
+
×
14
15
188
0
+
×
15
15
189
0
+
×
16
15
190
0
+
×
17
15
191
0
+
×
18
15
192
0
+
×
19
15
193
0
+
×
30
20
15
194
0
+
×
21
15
195
0
+
×
22
15
196
0
+
×
23
15
197
0
+
×
24
15
198
0
+
×
25
15
199
0
+
×
26
15
200
0
+
×
31
27
15
201
0
+
×
28
15
202
0
Statehood Day
+
×
29
15
203
0
+
×
30
15
204
0
+
×
31
15
205
0
+
×
32
August 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
31
01
15
206
0
+
×
02
15
207
0
+
×
32
03
15
208
0
+
×
04
15
209
0
+
×
05
15
210
0
+
×
06
15
211
0
+
×
07
15
212
0
+
×
08
15
213
0
+
×
09
15
214
0
+
×
33
10
15
215
0
+
×
11
15
216
0
+
×
12
15
217
0
+
×
13
15
218
0
+
×
14
15
219
0
+
×
15
15
220
0
+
×
16
15
221
0
+
×
34
17
15
222
0
+
×
18
15
223
0
+
×
19
15
224
0
+
×
20
15
225
0
+
×
21
15
226
0
+
×
22
15
227
0
+
×
23
15
228
0
+
×
35
24
15
229
0
Independence Day
+
×
25
15
230
0
+
×
26
15
231
0
+
×
27
15
232
0
+
×
28
15
233
0
+
×
29
15
234
0
+
×
30
15
235
0
+
×
36
31
15
236
0
+
×
 
September 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
36
01
15
237
0
+
×
02
15
238
0
+
×
03
15
239
0
+
×
04
15
240
0
+
×
05
15
241
0
+
×
06
15
242
0
+
×
37
07
15
243
0
+
×
08
15
244
0
+
×
09
15
245
0
+
×
10
15
246
0
+
×
11
15
247
0
+
×
12
15
248
0
+
×
13
15
249
0
+
×
38
14
15
250
0
+
×
15
15
251
0
+
×
16
15
252
0
+
×
17
15
253
0
+
×
18
15
254
0
+
×
19
15
255
0
+
×
20
15
256
0
+
×
39
21
15
257
0
+
×
22
15
258
0
+
×
23
15
259
0
+
×
24
15
260
0
+
×
25
15
261
0
+
×
26
15
262
0
+
×
27
15
263
0
+
×
40
28
15
264
0
+
×
29
15
265
0
+
×
30
15
266
0
+
×
41
October 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
40
01
15
267
0
+
×
02
15
268
0
+
×
03
15
269
0
+
×
04
15
270
0
+
×
41
05
15
271
0
+
×
06
15
272
0
+
×
07
15
273
0
+
×
08
15
274
0
+
×
09
15
275
0
+
×
10
15
276
0
+
×
11
15
277
0
+
×
42
12
15
278
0
+
×
13
15
279
0
+
×
14
15
280
0
Day of Defender of Ukraine
+
×
15
15
281
0
+
×
16
15
282
0
+
×
17
15
283
0
+
×
18
15
284
0
+
×
43
19
15
285
0
+
×
20
15
286
0
+
×
21
15
287
0
+
×
22
15
288
0
+
×
23
15
289
0
+
×
24
15
290
0
+
×
25
15
291
0
+
×
44
26
15
292
0
+
×
27
15
293
0
+
×
28
15
294
0
+
×
29
15
295
0
+
×
30
15
296
0
+
×
31
15
297
0
+
×
45
November 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
44
01
15
298
0
+
×
45
02
15
299
0
+
×
03
15
300
0
+
×
04
15
301
0
+
×
05
15
302
0
+
×
06
15
303
0
+
×
07
15
304
0
+
×
08
15
305
0
+
×
46
09
15
306
0
+
×
10
15
307
0
+
×
11
15
308
0
+
×
12
15
309
0
+
×
13
15
310
0
+
×
14
15
311
0
+
×
15
15
312
0
+
×
47
16
15
313
0
+
×
17
15
314
0
+
×
18
15
315
0
+
×
19
15
316
0
+
×
20
15
317
0
+
×
21
15
318
0
+
×
22
15
319
0
+
×
48
23
15
320
0
+
×
24
15
321
0
+
×
25
15
322
0
+
×
26
15
323
0
+
×
27
15
324
0
+
×
28
15
325
0
+
×
29
15
326
0
+
×
49
30
15
327
0
+
×
December 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
49
01
15
328
0
+
×
02
15
329
0
+
×
03
15
330
0
+
×
04
15
331
0
+
×
05
15
332
0
+
×
06
15
333
0
+
×
50
07
15
334
0
+
×
08
15
335
0
+
×
09
15
336
0
+
×
10
15
337
0
+
×
11
15
338
0
+
×
12
15
339
0
+
×
13
15
340
0
+
×
51
14
15
341
0
+
×
15
15
342
0
+
×
16
15
343
0
+
×
17
15
344
0
+
×
18
15
345
0
+
×
19
15
346
0
+
×
20
15
347
0
+
×
52
21
15
348
0
+
×
22
15
349
0
+
×
23
15
350
0
+
×
24
15
351
0
+
×
25
15
352
0
Christmas Day
+
×
26
15
353
0
+
×
27
15
354
0
+
×
53
28
15
355
0
+
×
29
15
356
0
+
×
30
15
357
0
+
×
31
15
358
0
+
×
01
 
January 2027
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
53
01
15
359
0
New Year's Day
+
×
02
15
360
0
+
×
03
15
361
0
+
×
01
02
03
04
05
Public holidays
Weekend days
Days to take
Vacations
Days to take:
You can now adjust the optimization by clicking on the calendar
Holidays length:
Optimization factor:
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:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide