White & Sons Free iPhone App. We hope to make your property search easy, wherever you are. Download our free App and search for properties in Surrey & Sussex to rent or to buy. GPS in the App will then enable you to be taken to the property by using the Take Me There facility. If you cant find what you are looking for, register for property alerts. Alternatively, contact us for a free market appraisal or for assistance with any property related issue. We look forward to helping you.