Next year's list, ready before next year.
A new price, a renamed region, a code that retires on 1 January. Today that is a second file called 2027_NEW and a reminder in somebody's calendar.
Today
- prices_2026.xlsx
live - prices_2027_NEW.xlsx
draft - calendar reminder
1 Jan
In refiroo
| Price | Valid from | Valid to |
|---|---|---|
| 4.50 | 2026-03-01 | 2026-09-01 |
| 4.90 | 2026-09-01 | open |
How it goes
- 01Give values their dates
A field can carry the period it is valid in: from a day, to a day, or open.
- 02Prepare it in advance
Next year's values go in now, next to this year's, and are reviewed like any change.
- 03Read any day
Ask the API as of a date and get the list as it stands that day, past or future.
The features behind it
Let us run it for you.
Backups, upgrades, TLS and monitoring are ours. Your data stays exportable any time.