This calculator app is designed for calculating resources such as equipment, infrastructure, workers, seedlings, fertilisers and weedicides required to run an oil palm plantation. This calculator is a useful and must-have tool for oil palm plantation management to perform annual resources planning and budgeting for oil palm plantation. This calculator is applicable for oil palm plantation in Sabah, Sarawak and Peninsular Malaysia. This app is also useful for plantation owners to determine whether the resources employed and acquired are sufficient or overly excessive for their plantation hectarage.