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Log Every Expense in 5 Seconds with SMS

Text the merchant and amount. BudgeFlow categorizes it, updates your budget, and replies with your balance in under two seconds. The fastest expense tracker you'll ever use.

Why SMS

The fastest way to log an expense ever built

Expense tracking fails when logging feels like a chore. Every extra tap, every loading screen, every "are you sure?" dialog is a reason to say "I'll do it later." Later doesn't happen. The expense goes unlogged. The budget gets inaccurate. The whole system breaks down.

SMS is fundamentally different. Your phone is already in your pocket. You already know how to text. The act of typing "coffee 4.50" and hitting send takes about the same time as pocketing your change. There's no app to find, no account to log into, no interface to navigate. You send the text and you're done.

BudgeFlow's SMS expense tracker records every transaction in your database with accurate timestamps, AI-assigned categories, and envelope deductions — building a complete and accurate financial record without any of the friction that kills other methods. After a month of SMS tracking, your data quality is typically far higher than a year of sporadic app-based logging.

Syntax

Log an expense any way you like

BudgeFlow understands natural language — be as brief or descriptive as you want.

Starbucks 6.40
AI recognizes Starbucks → Coffee category
coffee 4.50
Generic description → Coffee category
Whole Foods 84.10
Grocery chain → Groceries category
84.10 groceries
Amount-first format also works
Whole Foods 84.10 #groceries
Hashtag forces specific category
gas 55 shell on elm
Extra description OK — AI filters it
amazon 39.99 headphones
Brand + item → Electronics
spent 25 on lunch with team
Natural sentence format
uber eats 32.40
Delivery apps → Dining by default
Target 94.20 #clothing
Override Target's default category
Features

More than just logging

The SMS expense tracker that thinks ahead.

AI categorization

Gemini-powered merchant recognition. Learns your overrides and applies them to future transactions automatically.

Custom categories

Create any category you need — Pet Care, Hobbies, Travel. Reference it in texts with a hashtag.

Recurring detection

BudgeFlow recognizes repeating charges and flags them in your reports. Never miss a subscription you forgot about.

CSV export

Export all transactions at any time. Compatible with Excel, Google Sheets, and tax software.

Categories

Every category auto-detected

BudgeFlow ships with 25+ pre-built merchant mappings. Add your own anytime.

🛒 Groceries🍽️ Dining☕ Coffee🚗 Transport⛽ Gas🏠 Housing💡 Utilities📱 Phone🎬 Entertainment🏥 Health💊 Pharmacy👕 Clothing✈️ Travel🎓 Education🐾 Pets🎁 Gifts💻 Tech📦 Online Shopping🏋️ Fitness💈 Personal Care🔧 Home Repair📚 Books🍺 Alcohol🧾 Subscriptions+ Your custom categories
FAQ

Frequently asked questions

An SMS expense tracker logs your financial transactions via text message. You text the expense — merchant name and amount — to a dedicated number, and the system records it, categorizes it, and replies with a confirmation. BudgeFlow is an SMS expense tracker that also manages budget envelopes, tracks income, handles shared expenses, and provides monthly reports — all accessible from any phone.

The simplest expense tracker you'll ever use.

14-day free trial. Any phone. Cancel anytime.

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