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Personal finance you can see through.

For everyone who left Mint. Every number shows where it came from, and JamCash can’t touch your money or sell your data.

Join the waitlist
The JamCash transactions page, showing a sample month.
OctoberSample month · all accounts
  • Trader Joe’sGroceries
    −84.17
  • Transfer to SavingsTransfer
    −500.00
  • NetflixSubscriptions
    −15.49
  • Payroll · Acme CoIncome
    +2,840.00

It can read your bank. It can’t act on it.

JamCash is a personal finance manager for your accounts, transactions, budgets, savings goals and recurring bills. Bank sync is optional and read-only through SimpleFIN, your access link is sealed with AES-256-GCM, a bank change to a row you edited waits for you, and everything exports to CSV.

At a glance

Can move money
Never
Sells or shares your data
Never
Shows you ads, trains AI on you
Never
Works without a bank link
Every feature
SimpleFIN, only if you sync
$1.50/mo or $15/yr
paid to SimpleFIN

A budget that checks itself against what you actually spent.

One number per category. Overspending is flagged the day it happens, and rollover carries the difference into next month.

A sample month of budgets: budgeted, spent and left per category.
Groceries187.83 left
Dining out22.60 over
Kids+$40 rolled over121.55 left
Fuel83.60 left
Costco membershipFound 2 charges · yearly · $130.00
$10.83/mo

The subscriptions you forgot come to you.

JamCash spots charges that repeat and asks about each one. A yearly fee shows as its monthly cost, and a quiet price increase gets noticed.

Ask Claude where the money went.

JamCash runs an MCP server. Give an assistant a key, read-only if you like, and it answers from the same numbers you see. It can only change things if the key allows it.

Claude · JamCashkey: finance:read

How much did we spend eating out in September, and is that more than August?

↳ get_spending_report · Aug 1 to Sep 30, by month

Dining out was $312.40 in September and $241.15 in August, up $71.25. Most of the jump is three Friday dinners at Zingerman’s.

Get in before the public launch.

JamCash runs today for its first user. Invites go out in the order people joined, and waitlist members hear the price first. Joining is free and commits you to nothing.

We will email you about JamCash early access and launch, nothing else, and we never share your address. Ask us to remove you at any time. See the privacy policy.

When does JamCash launch?
There is no public date yet. Waitlist members hear it first, before sign-up opens.
What will JamCash cost?
A subscription, priced before sign-up opens. Bank sync adds SimpleFIN’s own $1.50 a month; without it there is nothing else to pay.
Do I have to connect my bank?
No. Every feature works with accounts you keep by hand.