The average rent was noted at £725 between October 2019 and September 2020.
The data by Rentround was recorded before the spring lockdown and after.
Business owners affected by the pandemic will be protected from eviction until the end of March 2021.
Through the app, tenants will be able to access important documents such as their tenancy agreement, gas safety certificate and inventory checklist.
As part of the agreement, the deal will see the mortgage club’s brokers given access to the lender’s full range of mortgage products.
All products in Pepper Money’s buy-to-let range are available to both individual investors and limited companies.
The calculator is designed to help landlords and mortgage intermediaries check affordability against the society’s rental income requirements.
Available from 8am on Thursday 10 December, the refresh sees 11 products updated.
Coventry for Intermediaries has reduced rates on its 2- and 5-year fixed buy-to-let mortgages.
Kensington will make available its residential and buy-to-let offering, including its Select range, to brokers in Northern Ireland.