Private, open-source budgeting in the browser with end-to-end encryption
- Zero-based
- Expense tracking
- Couples & families
Spend Space
Web budgeting app with custom categories, keyword auto-categorizing, and optional bank sync.
Research-based review, not hands-on testing. Last researched .
Overview
SpendSpace is a browser-based personal finance app where users define their own spending categories and keyword rules that auto-categorize imported or synced transactions. It offers optional zero-based budgets, category spending limits with email alerts, goals, subscription detection and a what-if scenario tool. Plans differ by data source: CSV only, US bank sync, or international sync.
Best for: People who want to define their own category scheme and rules and are fine with a web-only app.
Pros and cons
Pros
- Low starting price: $2.99/mo for a CSV-only plan with manual entry and full budgeting
- Custom categories with keyword rules that re-categorize past and future transactions
- Optional zero-based budget plus plain spending limits with email alerts
- Bank sync via Stripe (US), or SimpleFIN/Lunch Flow (international); investment accounts via SnapTrade
- Vendor says data can be exported or deleted at any time
- Includes what-if scenario simulator and subscription detection
Cons
- Web only; no mobile app yet per FAQ
- One budget per account; multiple budgets not available yet
- No free tier after the trial
- Very small user base: Capterra shows no reviews, little independent coverage
- Site copy is inconsistent on bank connection provider (Teller on some pages, Stripe/SimpleFIN/Lunch Flow on the pricing section)
Features
- Envelope budgeting not confirmed not confirmed
- Automatic bank sync included
- Manual transaction entry included
- Goal tracking included
- Debt payoff tools not confirmed not confirmed
- Investment tracking included
- Bill reminders not confirmed not confirmed
- Reports & charts included
- Multi-currency not confirmed not confirmed
- Shared / household budgets not confirmed not confirmed
- Separate logins for shared budgets not confirmed not confirmed
Custom categories, keyword rules, zero-based or limit budgets, goals, subscription detection, scenario simulator, AI insights, net-worth/manual assets
Our review
Short version
SpendSpace is a browser-based personal finance app where users define their own spending categories and keyword rules that auto-categorize imported or synced transactions. It offers optional zero-based budgets, category spending limits with email alerts, goals, subscription detection and a what-if scenario tool. Plans differ by data source: CSV only, US bank sync, or international sync.
Quick profile, not a full review. Built on 2026-09-29 from the vendor site, store listings and public sources. No hands-on testing: I did not sign up, start a trial or connect a bank.
Cost
- CSV Import $2.99/mo; US Banking $4.99/mo; International $3.99/mo (requires separate SimpleFIN/Lunch Flow subscription per site)
- Annual billing offered ('save 17%') but annual dollar amounts not visible in fetched page text
- Trial: 3 months free
Not confirmed
Annual prices; Founding year; Last release date; Bill reminders; Debt payoff planning; Multi-currency; Shared budgets; Export format details; Whether the 3-month trial requires the promo code.
Notes
Site also lists 'Pricing as of 2024' competitor figures in a comparison table; treat as marketing. Uses Google Gemini for AI categorization/insights.
Ratings are set separately against a shared rubric.
Spend Space alternatives
Free web-based zero-based budgeting for manual entry, installable on phones
- Zero-based
- Expense tracking
- Forecasting
Subscription budgeting web app with envelope-style planning, bank sync and multi-asset accounts
- Envelope
- Zero-based
- Expense tracking