rtro.dev/tools/time-comparison
Time zone comparison and meeting planner
Runs entirely in your browser using its built-in time zone database. Your zone list is kept in the URL, not in an account.Thu 2026-10-01
Drag across the hours to pick a slot
BerlinCEST · UTC+02:00
14:05Thu 1 Oct
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
LondonBST · UTC+01:00
13:05Thu 1 Oct
WED 3023
THU 10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
New YorkEDT · UTC−04:00
08:05Thu 1 Oct
WED 3018
19
20
21
22
23
THU 10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Los AngelesPDT · UTC−07:00
05:05Thu 1 Oct
WED 3015
16
17
18
19
20
21
22
23
THU 10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
KolkataIST · UTC+05:30
17:35Thu 1 Oct
330
430
530
630
730
830
930
1030
1130
1230
1330
1430
1530
1630
1730
1830
1930
2030
2130
2230
2330
FRI 2030
130
230
TokyoJST · UTC+09:00
21:05Thu 1 Oct
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
FRI 20
1
2
3
4
5
6
SydneyAEST · UTC+10:00
22:05Thu 1 Oct
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
FRI 20
1
2
3
4
5
6
7
Selected slot · 1 hourThu 1 Oct, 16:00–17:00 Berlin
Berlin16:00–17:00working
London15:00–16:00working
New York10:00–11:00working
Los Angeles07:00–08:00early/late
Kolkata19:30–20:30early/late
Tokyo23:00–00:00night
Sydney00:00–01:00 Frinight
Inside working hours for 3 of 7 zones. No hour today is inside working hours for all seven; 15:00–17:00 Berlin is the overlap for Berlin, London and New York.