Where to start
The Compound Interest Calculator handles savings growth with monthly deposits. Use the Investment Return Calculator to turn a start and end value into an annual return, the Dividend Calculator for income from shares, and the Investment Calculator to project monthly investing after costs and tax.
Frequently asked questions
Do these include Dutch box 3 tax?+
The Investment Calculator has an optional box 3 estimate. For a precise figure use the Box 3 Calculator.
Are returns guaranteed?+
No. Results use the rate you enter. Real returns vary and can be negative.