About this app
RetrofitReady: DEA is a focused study and field-support app for Domestic Energy Assessor candidates and working assessors. Use it to prepare for DEA assessment topics, practise realistic questions, check technical figures, and keep common RdSAP, EPC and retrofit references close to hand. Exam Prep - 360 DEA revision questions across the full question bank - Topic practice for safe and professional assessment, preparing for domestic energy assessments, undertaking assessments, and producing and explaining EPCs - Supplement question sets for deeper practice - Full mock test covering the complete syllabus - Multiple-answer support, review tools, sorted question review, and voice-over support Calculators - Ventilation calculator for Approved Document F and existing dwellings - U-value calculator using BS EN ISO 6946 style build-ups - Insulation thickness calculator for target U-values - Heat loss / HTC calculator for fabric and ventilation performance - Condensation risk calculator using Glaser / BS EN ISO 13788 principles - Cost, carbon and payback calculator for fuel savings and retrofit measures - PDF/share reports from calculator results where supported Quick Reference - Searchable RdSAP and EPC glossary - EPC bands and SAP score ranges - RdSAP discipline, defaults and evidence reminders - EPC issue and QA checks - Ventilation rates and retrofit triggers - U-value targets, fuel/carbon factors, thermal conductivity and building pathology notes DEA Toolbox - Site survey checklist for property data capture and audit-ready notes - Ventilation assessment checklist for inspection evidence - Assessment register for survey, lodgement and EPC job tracking - Accreditation and insurance register - CPD log with hours, reminders and PDF export - Exam countdown for assessment planning Built for revision and professional workflow RetrofitReady: DEA brings exam practice, quick reference, calculators and field records into one app. It is designed as a study and workflow aid and does not replace approved RdSAP methodology, assessor-body guidance, scheme QA requirements, or professional judgement. Privacy Policy: https://www.webrichsoftware.com/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Latest release
What’s New
New Features: - Rebuilt as RetrofitReady: DEA with exam prep, calculators, quick reference, and a DEA Toolbox. - Added 360 DEA questions across topic practice, supplement sets, and a full mock test. - Added retrofit calculators for ventilation, U-values, insulation thickness, heat loss, condensation risk, and cost/carbon payback. - Added site survey, ventilation assessment, assessment register, accreditations, CPD log, and exam countdown tools.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 10, 2026 · 4:33 PM Free