monthly amount; monthly sum
Refers to a fixed amount paid or charged each month, such as a subscription fee, salary, or allowance.
このサービスの月額は980円です。
The monthly fee for this service is 980 yen.
月額制のジムに通っています。
I go to a gym with a monthly membership system.
I signed up for a service that costs 500 yen a month.
Users need to pay a monthly fee each month.
This gym works on a monthly fee system, so you can use it anytime.