Zuyderwijk Media

AI Product Engineering

Personal Finance Platform

Active Platform

Last updated

Check Je Saldo wordmark

CheckJeSaldo.nl

Check Je Saldo turns bank statements and connected accounts into a calm, explainable view of income, spending, fixed costs, monthly room, savings goals, and anomalies. It shows households not only what is in the account, but what is still due and what is safe to spend.

Explainable Finance

Budget Planning

Fixed Costs

Privacy-aware Coach

View

Income to spending room

Input

Bank link or statement

Control

User-reviewed categories

Check Je Saldo personal finance platform showing monthly spending room, income, expenses, plans, and a privacy-aware budget coach.

From Transactions to Context

Check Je Saldo imports financial activity and organizes it into an understandable household picture. Automatic categorization speeds up the work while review states keep the user in control of uncertain transactions.

Connect an account or upload a bank statement to create the overview

Automatic transaction categorization with confidence and correction flows

Household, account, and period context kept visible across the product

Planning That Explains What Remains

The dashboard combines income, expenses, fixed costs, subscriptions, budgets, and savings goals so the central number becomes usable: what remains after expected obligations.

Free-to-spend calculation that includes upcoming fixed costs

Monthly budgets, recurring costs, and savings goals in one planning layer

Clear breakdowns that explain how each total was calculated

Guided Insight with User Control

Signals and the budget coach help people notice deviations and explore next steps without quietly changing their data or making decisions for them.

Anomaly signals for unusual spending and changing monthly patterns

Proposal-only coaching that explains its context and assumptions

Privacy and data-scope controls visible where guidance is created

Project Deliverables

Explainable personal-finance dashboard

Transaction categorization and review workflow

Budget, fixed-cost, and savings planning

Privacy-aware coach and insight layer

Core Stack

Next.js

TypeScript

Supabase

Financial data workflows

AI-assisted insights

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Each project page starts from a specific business context, but the delivery model is the same: clear product thinking, sound architecture, and production-ready implementation.

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