Your neighborhoods haven't been redrawn in 20 years. Every appraiser grades quality differently. Half your income surveys come back blank.
Council just cut your budget again and wants better values by next reassessment.
You don't need someone to explain the problem. You need someone to actually help you fix it.
That's what we do.


"Most of our vendors sign us up, cash our check, and then all but disappear after onboarding. Work tickets, emails, and calls seem to fall into a black hole. Valuebase is different. We get personalized attention, rapid responses to inquiries, and a team of friendly experts."
These aren't crippled trial versions. These are real tools that real assessors use every day.
Your AI Appraisal Assistant
Like having an intern who's memorized every IAAO standard, your state tax code, and USPAP — and works 24/7.
Drop in a taxpayer's appraisal PDF. ValPal reads it and tells you exactly where it doesn't meet USPAP standards — bad comps, unsupported adjustments, missing methodology. In minutes, not hours.
Route optimization, state-specific research, draft appeals responses, board hearing prep.
Ratio Studies in 2 Minutes
Upload any spreadsheet. Pick your columns. Click calculate. Dazzle them with polished charts.
Median ratio, COD, PRD, PRB, the new IAAO vertical equity indicator, distribution charts, scatter plots, and a list of every outlier sale with parcel IDs.
No more Excel ratio studies, No more hunting for outliers, No more full-day tasks.
Effective Age Made Defensible
Is a 2005 ranch with a 2015 kitchen really 18 years old or 12? One appraiser says 15. Another says 10. AgePal ends the argument.
Enter year built, condition grade, and remodel details. Get effective age and % good — calc-ed the same way, every time, for every property. No spreadsheets. No gut feelings.
Consistent across your whole staff, Renovation effectiveness factors built in, USPAP & IAAO compliant methodology.
ValPal and RatioPal are the free tools. Here's what you get when you bring Valuebase into your office:


Let's talk about your jurisdiction. We'll show you what your data looks like.
Schedule a DemoDoing both is going to get you home for dinner every night.