Simulate hypothetical scenarios without affecting your session data.
Midpoint
Gap
Demand → Target
Offer → Target
Independent calculator for testing numbers and midpoints
Progressive Tracker that tracks the midpoint between offers and demands during mediation and tracks likely zones of possible deals.
Add New Entry
Active Case
Midpoint of range used for calculations
Defines your authorized limit — used to refine the LDZ and predict moves
Activity Log
Common fixes if saves are failing:
1. Apps Script not deployed — go to Deploy → Manage Deployments and confirm it's active.
2. Sheet tab not named exactly Entries (case-sensitive).
3. Row 1 headers missing or misspelled — must match exactly.
4. Deployment access not set to Anyone — redeploy and update access.
No data to display
Add some entries to see the negotiation progress
LDZ High
LDZ Midpoint
LDZ Low
Current Midpoint
Party determined from authority entries
Suggested Next Move
Authority Headroom
Current Gap
Est. Rounds Left
Analysis
Select your party, enter your settlement authority, and click Predict.
| Time | Party | Type | Amount | Kind | Change | Gap | Ratio | Notes | |
|---|---|---|---|---|---|---|---|---|---|
|
No entries yet Add an offer or demand to get started |
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