Comparison

Ray vs Spreadsheets

Spreadsheets give you total control over your finances. Ray gives you AI-powered answers with automatic bank sync. Here's when each one makes sense.

Ray

An open-source CLI that connects to your bank via Plaid and gives AI-powered financial advice. Runs locally on your machine. $0 self-hosted or $10/mo managed.

Spreadsheets

Google Sheets, Excel, or Tiller-powered spreadsheets are the DIY approach to personal finance. You build exactly what you want, own your formulas, and have complete flexibility. Many financially-savvy people swear by them.

Feature comparison

FeatureRaySpreadsheets
AI financial adviceYes — conversational AI advisorNo — you build the logic
Bank syncYes (Plaid, automatic)Manual or Tiller ($79/yr)
Data storageLocal encrypted databaseLocal file or Google cloud
Open sourceYes (MIT)Your own formulas
Pricing$0 self-hosted / $10/mo managedFree to $79/yr (with Tiller)
PrivacyNo cloud storage, PII-masked AI callsDepends (Google Sheets = cloud)
Mobile appNo (CLI-based)Yes (Google Sheets mobile)
BudgetingAI-assisted budget trackingWhatever you build
Investment trackingYes — holdings, gains, cost basisManual tracking only
Debt payoff planningYes — avalanche/snowball simulationsIf you build the formulas

Key differences

Automatic bank sync

Spreadsheets require manual entry or a paid add-on like Tiller. Ray syncs directly with your bank via Plaid — your data is always current.

Ask questions in plain English

With a spreadsheet, you need to build the formula first. With Ray, you just ask: "how long until I'm debt-free if I add $200/mo?" and get an instant answer.

Doesn't break when you're busy

Every spreadsheet budget dies eventually because life gets in the way. Ray syncs automatically and is always ready when you come back to it.

Pre-built financial intelligence

Ray has 30+ tools for spending analysis, debt payoff, investment tracking, and more — things that would take hours to build in a spreadsheet.

Pricing comparison

Ray

$0 self-hosted

$10/mo managed

Open source, MIT licensed. All features included.

Spreadsheets

Free (Google Sheets) to $79/yr (Tiller for bank sync)

The verdict

Spreadsheets are the most flexible personal finance tool that exists. If you love building formulas, tracking every number yourself, and having total control over your financial model, spreadsheets are hard to beat. The best spreadsheet budget is the one you've customized to your exact life.

The problem is maintenance. Most spreadsheet budgets die within a few months because manual data entry doesn't survive a busy period. When you come back to it, the data is stale and catching up feels overwhelming.

Ray solves the maintenance problem with automatic bank sync and solves the analysis problem with AI. You don't need to build formulas — you ask questions and get answers. The tradeoff: you lose the total customization of a spreadsheet. But you gain an always-current financial picture and an AI that can run complex analyses on demand.

More comparisons

Try Ray free

Open source, local-first, and takes five minutes to set up.

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