Krono – CPI Calculator

iPhone / Finance

Calculate how the purchasing power of money changes over time — powered by official Norwegian Consumer Price Index (CPI) data from Statistics Norway (SSB).

CALCULATE PURCHASING POWER
Find out what a sum of money was worth in another year. Enter an amount and two time periods to see exactly how inflation has changed its value.

• Compare any two years or months between 1920 and today
• Supports yearly averages and specific months
• Results update instantly as you type

EXPLORE NORWEGIAN INFLATION
Browse an interactive chart of the Norwegian CPI from 1920 to today. Switch between yearly and monthly views, and scrub the timeline to see exact values at any point.

• Line chart showing normalized CPI growth over time
• Bar chart with year-over-year or month-over-month inflation rates
• Minimap navigator for quick range selection in monthly view

INFLATION BY CATEGORY
See how inflation hits different parts of your budget. Explore official CPI breakdowns by spending category — from food and transport to clothing and furniture.

• 12-month change for every consumption group
• Drill into subcategories for detailed breakdowns
• Historical trend charts for each category
• Switch between yearly averages and monthly data

DATA FROM STATISTICS NORWAY (SSB)
All calculations use official Konsumprisindeks (KPI) data from Statistisk sentralbyrå — the authoritative source for Norwegian economic statistics.

• Historical data from 1920 to present
• Updates automatically when SSB publishes new figures
• Works offline with bundled data as a fallback