06
Local-first product
Pre-release prototype · 2026
ClearCost: Purchase and Savings Planner
Balances hide the jobs money already has.
- Role
- Creator and product engineer
Scrubbed dogfood screen

A balance becomes a decision map
- Local inputsOn-device state
- Money MapBills, reserves, goals
- Protected cashAlready assigned
- Purchase scenarioDeterministic calculation
- Visible tradeoffBefore committing
- Local inputsMoney Map
- Money MapProtected cash
- Protected cashPurchase scenario
- Purchase scenarioVisible tradeoff
The work, in five lines
- Problem
- Balances hide the jobs money already has.
- Owned
- I created the product, calculations, and privacy model.
- Changed
- Purchase decisions now show their household tradeoffs.
- Difficult
- The guidance had to stay deterministic and local.
- Verified
- Public-safe prototype screenshot and restrained feature summary.
Open the evidence
Evidence boundary
No public artifact is linked for this project.
Public-safe prototype screenshot and restrained feature summary.