The check AU app for age-appropriate rebuilding permits simple acquisition of apartments and homes on the basis of KfW minimum requirements for age-based remodeling and DIN 18040 Part 2 (apartments / wheelchair use).The app is aimed at professionals and experts of the SHK-craft and home and flat owners who want to examine their housing stock on the basis of evaluation Criteria to barrier towards poverty.Core features of the app:* Individual system of checklists to apartments and homes as well as acquisition of information on adverse effects on the residents* Individual detection of living areas (kitchen, living room, sanitary, corridors, balconies, stairs, etc.)* Real-time testing of captured criteria for barrier poverty based on the KfW and / or DIN standards* Documentation of checklists with photos* Evaluation of checklists in test reports* Export of audit reports in XML, CSV, PDF and Excel* Numerous additional information on funding opportunities and aids