Know what your city will flag, before you submit.
Upload your plans. Plan Proof returns the corrections your jurisdiction is likely to flag, with the evidence behind each one, so you can fix them before the city does.
$39 for a single check. No subscription necessary.
Trained on real correction letters
We learn from the corrections your jurisdiction actually sends, not just generic code text.
$39, no subscription necessary
Pay per check, not per seat. One set of plans, one full report. Credits never expire.
Evidence on every finding
Sheet reference, code or checklist item, how often it's seen in real sets, and a confidence level, plus a published hit rate.
Or subscribe
For firms filing regularly. Per seat, cancel anytime.
Desk
Your plan
Run the correction loop on your own submittals
- Projects, drawings & tasks
- Submittal & correction tracking
- 25 Align letters parsed / mo
- Plan Proof credits at $39 per check
- Guest correction sharing
- Titleblock profile
Practice
$47/seat/mo
$59 monthly
Billed annually · Run the correction loop end to end
- Projects, drawings & tasks
- Submittal & correction tracking
- Plan Proof · 50 checks/mo
- Backcheck: resubmittal verification
- AI-drafted correction responses
- Unlimited Align letter parsing
- Resubmittal response matrix export
- Guest correction sharing
- Titleblock firm profile
Team
$79/seat/mo
$99 monthly
Billed annually · Know where every set stands before someone asks
- Everything in Practice
- Reports: status across every project
- Team velocity dashboard
- Plan Proof · 150 checks/mo
Compare all plans
Studio
$119/seat/mo
$149 monthly
Billed annually · Get ahead of corrections before they land
- Everything in Team
- Intelligence: jurisdiction patterns & precedent
- Assistant: ask across your projects
- Blueprint task planning
- Focus blocks & prioritization
- Unlimited Plan Proof checks
- Priority support
2 checks a month? Practice at $59 beats $78 in credits.
Questions
Run your first check.
One set of plans. Know what the city will flag before you submit.