PURPOSE : A previous real estate mortgage loan condition comparison inquiring system for each financial institution is provided to compare and previously inquire a real estate mortgage loan condition of each financial institution without providing individual important information.CONSTITUTION : A host server(B) is connected to a user terminal(A) through wired and wireless internet. A plurality of financial institution servers(C) is connected to the host server. A financial institution server provides loan condition information to the host server. A plurality of appraisal institution servers(D) is connected to the host server. An appraisal institution server provides real estate price information.[Reference numerals] (AA) Internet; (BB, CC) Blocking outgoing information; (DD) Appraisal institution; (EE) Price search institution; (FF) Ministry of Land real transaction price; (GG) Supreme Court auction information; (HH) A financial institution; (II) B financial institution; (JJ) C financial institution; (KK) D financial institutionCOPYRIGHT KIPO 2013