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Holidays optimizer
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“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”
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..in South Africa
Today, Saturday, 22 March, 2025

Working day : no (weekend day)
Week : 12 / 52
Day of the year : 81 / 365
Working day of the year : 56 / 250
Time (UTC +01) : 03:26

Working days

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Poland
Österreich
Working days world map
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United Kingdom & Ireland
Canada
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Denmark
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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 
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 ()
March 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
09
10
11
12
22
15
0
0
+
×
23
15
1
0
+
×
13
24
15
2
0
+
×
25
15
3
0
+
×
26
15
4
0
+
×
27
15
5
0
+
×
28
15
6
0
+
×
29
15
7
0
+
×
30
15
8
0
+
×
14
31
15
9
0
+
×
April 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
14
01
15
10
0
+
×
02
15
11
0
+
×
03
15
12
0
+
×
04
15
13
0
+
×
05
15
14
0
+
×
06
15
15
0
+
×
15
07
15
16
0
+
×
08
15
17
0
+
×
09
15
18
0
+
×
10
15
19
0
+
×
11
15
20
0
+
×
12
15
21
0
+
×
13
15
22
0
+
×
16
14
15
23
0
+
×
15
15
24
0
+
×
16
15
25
0
+
×
17
15
26
0
+
×
18
15
27
0
Good Friday
+
×
19
15
28
0
+
×
20
15
29
0
+
×
17
21
15
30
0
Family Day
+
×
22
15
31
0
+
×
23
15
32
0
+
×
24
15
33
0
+
×
25
15
34
0
+
×
26
15
35
0
+
×
27
15
36
0
Freedom Day
+
×
18
28
15
37
0
Freedom Day obs.
+
×
29
15
38
0
+
×
30
15
39
0
+
×
19
May 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
18
01
15
40
0
Workers' Day
+
×
02
15
41
0
+
×
03
15
42
0
+
×
04
15
43
0
+
×
19
05
15
44
0
+
×
06
15
45
0
+
×
07
15
46
0
+
×
08
15
47
0
+
×
09
15
48
0
+
×
10
15
49
0
+
×
11
15
50
0
+
×
20
12
15
51
0
+
×
13
15
52
0
+
×
14
15
53
0
+
×
15
15
54
0
+
×
16
15
55
0
+
×
17
15
56
0
+
×
18
15
57
0
+
×
21
19
15
58
0
+
×
20
15
59
0
+
×
21
15
60
0
+
×
22
15
61
0
+
×
23
15
62
0
+
×
24
15
63
0
+
×
25
15
64
0
+
×
22
26
15
65
0
+
×
27
15
66
0
+
×
28
15
67
0
+
×
29
15
68
0
+
×
30
15
69
0
+
×
31
15
70
0
+
×
23
June 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
22
01
15
71
0
+
×
23
02
15
72
0
+
×
03
15
73
0
+
×
04
15
74
0
+
×
05
15
75
0
+
×
06
15
76
0
+
×
07
15
77
0
+
×
08
15
78
0
+
×
24
09
15
79
0
+
×
10
15
80
0
+
×
11
15
81
0
+
×
12
15
82
0
+
×
13
15
83
0
+
×
14
15
84
0
+
×
15
15
85
0
+
×
25
16
15
86
0
Youth Day
+
×
17
15
87
0
+
×
18
15
88
0
+
×
19
15
89
0
+
×
20
15
90
0
+
×
21
15
91
0
+
×
22
15
92
0
+
×
26
23
15
93
0
+
×
24
15
94
0
+
×
25
15
95
0
+
×
26
15
96
0
+
×
27
15
97
0
+
×
28
15
98
0
+
×
29
15
99
0
+
×
27
30
15
100
0
+
×
 
July 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
27
01
15
101
0
+
×
02
15
102
0
+
×
03
15
103
0
+
×
04
15
104
0
+
×
05
15
105
0
+
×
06
15
106
0
+
×
28
07
15
107
0
+
×
08
15
108
0
+
×
09
15
109
0
+
×
10
15
110
0
+
×
11
15
111
0
+
×
12
15
112
0
+
×
13
15
113
0
+
×
29
14
15
114
0
+
×
15
15
115
0
+
×
16
15
116
0
+
×
17
15
117
0
+
×
18
15
118
0
+
×
19
15
119
0
+
×
20
15
120
0
+
×
30
21
15
121
0
+
×
22
15
122
0
+
×
23
15
123
0
+
×
24
15
124
0
+
×
25
15
125
0
+
×
26
15
126
0
+
×
27
15
127
0
+
×
31
28
15
128
0
+
×
29
15
129
0
+
×
30
15
130
0
+
×
31
15
131
0
+
×
32
August 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
31
01
15
132
0
+
×
02
15
133
0
+
×
03
15
134
0
+
×
32
04
15
135
0
+
×
05
15
136
0
+
×
06
15
137
0
+
×
07
15
138
0
+
×
08
15
139
0
+
×
09
15
140
0
National Women's Day
+
×
10
15
141
0
+
×
33
11
15
142
0
+
×
12
15
143
0
+
×
13
15
144
0
+
×
14
15
145
0
+
×
15
15
146
0
+
×
16
15
147
0
+
×
17
15
148
0
+
×
34
18
15
149
0
+
×
19
15
150
0
+
×
20
15
151
0
+
×
21
15
152
0
+
×
22
15
153
0
+
×
23
15
154
0
+
×
24
15
155
0
+
×
35
25
15
156
0
+
×
26
15
157
0
+
×
27
15
158
0
+
×
28
15
159
0
+
×
29
15
160
0
+
×
30
15
161
0
+
×
31
15
162
0
+
×
36
September 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
36
01
15
163
0
+
×
02
15
164
0
+
×
03
15
165
0
+
×
04
15
166
0
+
×
05
15
167
0
+
×
06
15
168
0
+
×
07
15
169
0
+
×
37
08
15
170
0
+
×
09
15
171
0
+
×
10
15
172
0
+
×
11
15
173
0
+
×
12
15
174
0
+
×
13
15
175
0
+
×
14
15
176
0
+
×
38
15
15
177
0
+
×
16
15
178
0
+
×
17
15
179
0
+
×
18
15
180
0
+
×
19
15
181
0
+
×
20
15
182
0
+
×
21
15
183
0
+
×
39
22
15
184
0
+
×
23
15
185
0
+
×
24
15
186
0
Heritage Day
+
×
25
15
187
0
+
×
26
15
188
0
+
×
27
15
189
0
+
×
28
15
190
0
+
×
40
29
15
191
0
+
×
30
15
192
0
+
×
41
October 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
40
01
15
193
0
+
×
02
15
194
0
+
×
03
15
195
0
+
×
04
15
196
0
+
×
05
15
197
0
+
×
41
06
15
198
0
+
×
07
15
199
0
+
×
08
15
200
0
+
×
09
15
201
0
+
×
10
15
202
0
+
×
11
15
203
0
+
×
12
15
204
0
+
×
42
13
15
205
0
+
×
14
15
206
0
+
×
15
15
207
0
+
×
16
15
208
0
+
×
17
15
209
0
+
×
18
15
210
0
+
×
19
15
211
0
+
×
43
20
15
212
0
+
×
21
15
213
0
+
×
22
15
214
0
+
×
23
15
215
0
+
×
24
15
216
0
+
×
25
15
217
0
+
×
26
15
218
0
+
×
44
27
15
219
0
+
×
28
15
220
0
+
×
29
15
221
0
+
×
30
15
222
0
+
×
31
15
223
0
+
×
45
 
November 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
44
01
15
224
0
+
×
02
15
225
0
+
×
45
03
15
226
0
+
×
04
15
227
0
+
×
05
15
228
0
+
×
06
15
229
0
+
×
07
15
230
0
+
×
08
15
231
0
+
×
09
15
232
0
+
×
46
10
15
233
0
+
×
11
15
234
0
+
×
12
15
235
0
+
×
13
15
236
0
+
×
14
15
237
0
+
×
15
15
238
0
+
×
16
15
239
0
+
×
47
17
15
240
0
+
×
18
15
241
0
+
×
19
15
242
0
+
×
20
15
243
0
+
×
21
15
244
0
+
×
22
15
245
0
+
×
23
15
246
0
+
×
48
24
15
247
0
+
×
25
15
248
0
+
×
26
15
249
0
+
×
27
15
250
0
+
×
28
15
251
0
+
×
29
15
252
0
+
×
30
15
253
0
+
×
49
December 2025
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
49
01
15
254
0
+
×
02
15
255
0
+
×
03
15
256
0
+
×
04
15
257
0
+
×
05
15
258
0
+
×
06
15
259
0
+
×
07
15
260
0
+
×
50
08
15
261
0
+
×
09
15
262
0
+
×
10
15
263
0
+
×
11
15
264
0
+
×
12
15
265
0
+
×
13
15
266
0
+
×
14
15
267
0
+
×
51
15
15
268
0
+
×
16
15
269
0
Day of Reconciliation
+
×
17
15
270
0
+
×
18
15
271
0
+
×
19
15
272
0
+
×
20
15
273
0
+
×
21
15
274
0
+
×
52
22
15
275
0
+
×
23
15
276
0
+
×
24
15
277
0
+
×
25
15
278
0
Christmas Day
+
×
26
15
279
0
Day of Goodwill
+
×
27
15
280
0
+
×
28
15
281
0
+
×
01
29
15
282
0
+
×
30
15
283
0
+
×
31
15
284
0
+
×
02
January 2026
week
Mon
Tue
Wed
Thu
Fri
Sat
Sun
01
01
15
285
0
New Year's Day
+
×
02
03
04
05
06
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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×
From to
:
I have to be at work
I know I want to be on vacation
?
I let the optimizer decide