A fee of 10 EUR is charged for registration at emmy. In return, you will receive 50 free minutes directly.
The rides will be billed according to the minutes you use. So you only pay for emmy if you use emmy. One minute of riding starts at 0.19 EUR and one minute in parking mode costs 0.13 EUR. You can find more information here: Prices.
Please note that all free minutes are valid for a period of six months from the date of redemption. Any unused minutes automatically expire at the end of the specified period of validity.