Letting Agent's fee near Northern Ireland

Letting agents fees in Northern Ireland vary depending on the services and rent. 
The average rent per month in Northern Ireland is £820. So a tenant finders fee for 60% of rent is £492. 
In Northern Ireland a full managment fee for a property is between 10% and 20% of the monthly rental value, averaging between £49 and £98.
Renewal fees in Northern Ireland are charged for renewing a tenancy agreement between the landlord and the tenant, ranging between £25 to £74.