Examples
{"date":"2024-01-01","days":30} | 2024-01-31 |
{"date":"2024-03-01","days":-1} | 2024-02-29 |
{"date":"2023-12-25","days":7} | 2024-01-01 |
Runs entirely in your browser · nothing uploaded
Date Calculator Add Days without sending your data anywhere. Add Days to Date processes everything locally — for example {"date":"2024-01-01","days":30} becomes 2024-01-31. Private by design.
{"date":"2024-01-01","days":30} | 2024-01-31 |
{"date":"2024-03-01","days":-1} | 2024-02-29 |
{"date":"2023-12-25","days":7} | 2024-01-01 |
Runs entirely in your browser · nothing uploaded