Features Pricing FAQ Blog Português Start free
Available on WhatsApp

You talk.
Gauss handles it.

Tired of apps you forget to use? Track your finances in seconds — just send a WhatsApp message and you're done.

No credit card required. Cancel anytime.

G
Gauss
Online
uber 12
10:32
Got it! $12 on transport
10:32
lunch 18 dollars
1:15 PM
Done! $18 on food
1:15 PM
how am I doing this month?
6:40 PM
So far $1,240 in January

Food: $480
Transport: $220
Housing: $350
Leisure: $190
6:40 PM
0%
give up tracking expenses
0%
use WhatsApp daily
0%
share expenses with someone
<10s
to log an expense

Source: Gauss Research

How it works

Three steps. No hassle.

1

Save the number

Add Gauss to your WhatsApp contacts

2

Send a message

Write naturally: "lunch 18" or "uber 12"

3

Done

Gauss logs, categorizes, and organizes everything for you

Simple by design

Built for people who've tried other apps and gave up

Where you already are

Works on WhatsApp. No new app to download, no new interface to learn.

Under 10 seconds

Type "uber 12" and done. No menus, no forms, no hassle.

AI that understands you

Write the way you talk. "Lunch 18", "spent 50 at the store" — Gauss gets it.

Works for families

You and your partner each log from your own WhatsApp. Everything consolidated.

Instant summaries

Ask "how am I doing this month?" and get your summary instantly.

Your data protected

End-to-end encryption. Your financial data stays secure.

"

I could never use expense tracking apps. I forget to log things and in the rush I just can't. If it worked through WhatsApp, that could actually work!

— Gauss Research, Jan/2026

Choose your plan

Start free for 14 days. Cancel anytime.

14-day free trial
Individual
$5/mo

For personal finance tracking

  • 1 user
  • Text-based logging
  • Automatic categorization
  • Summaries & history
Start free
14-day free trial
Family+
$15/mo

For larger families

  • Unlimited users
  • Everything in Family
  • Priority support
  • Beta features first
Start free

Frequently asked questions

Gauss works directly in WhatsApp. You send a message like "uber 12" or "lunch 18 dollars" and our AI automatically logs the expense, categorizes it, and organizes your finances. No app download needed.

No. Gauss works 100% inside WhatsApp. Just add our number and start sending messages. If you already use WhatsApp, you already know how to use Gauss.

Yes! The Family plan supports up to 3 users and Family+ supports unlimited users. Each person logs expenses from their own WhatsApp and everything appears consolidated.

The Individual plan costs $5/month, Family is $9/month (up to 3 users), and Family+ is $15/month (unlimited users). All plans include a free 14-day trial.

Yes. We use end-to-end encryption and follow security best practices. Your financial data is never shared with third parties.

Gauss eliminates the friction that causes 85% of people to abandon finance apps. Instead of opening an app, navigating menus, and filling out forms, you just send a WhatsApp message in under 10 seconds.

Currently Gauss works with text messages. Voice message support is on our roadmap and will be available soon.

Just send a WhatsApp message asking to cancel. No paperwork, no fees. You can cancel anytime.

Have another question? Chat with us on WhatsApp

Ready to simplify your finances?

Free for 14 days. No credit card required.

End-to-end encryption
No credit card
Cancel anytime