Chartered 1987 · Rebuilt for orbit

Banking with the discipline of a ledger and the reach of a frontier.

MuskAtlantic pairs a century-old approach to sound banking with infrastructure built for how money moves now — instant transfers, transparent rates, and statements that read like they were written for a human.

Member FDIC (mock) · No minimum balance · No monthly fee

City financial district skyline at dusk
Savings APY
4.35%
Time to open
4min
Monthly fee
0usd
ATM network
55Knodes
01 / Accounts

Three accounts. No fine print maze.

Every account carries the same ledger you can see, the same support line, and the same rate whether you deposit ten dollars or ten million.

02 / Beyond the account

Perks, financing, and investing — under one login.

Your balance should do more than sit there. These are the three ways members put it to work.

Person reviewing rewards on a phone at a cafe table
Frontier Rewards

Every swipe earns something you'd actually choose.

Cashback on everyday spend, partner discounts across travel and retail, and quarterly bonus categories members vote on. No points-to-miles math required — rewards post as cash, every time.

3%
Cashback, top category
120+
Partner brands
$0
Annual fee
Hand holding car keys next to a parked vehicle
AU Mobility

Financing for your next car, without the dealership markup.

Pre-qualify in minutes, lock a rate before you shop, and finance new or used vehicles from any participating dealer. Members with a Frontier Savings account get preferred rates and a lower minimum down payment.

5.9%
APR from
10%
Min. down payment
72mo
Longest term
Desk setup with a trading chart displayed on a laptop screen
AU Invest

Buy fractional shares straight from your checking account.

Start with $5. Build a position in any listed company over time with scheduled buys, and see your brokerage balance next to your checking balance — not in a separate app with a separate password.

$5
Minimum buy
$0
Trade commission
6,000+
Listed companies
03 / The ledger

Every dollar, accounted for in plain view.

No hidden tiers, no rate that quietly drops after month three. What you see when you open the account is what you get a year in.

ItemDetail
Deposit insuranceMember FDIC (mock), $250K per depositor
Overdraft policyDeclined, never charged
Wire transfersDomestic $0 · International $15
Card replacementFree, 2-day delivery
Support lineA person, under 90 seconds
01

Apply

Verify your identity and fund your account from any existing bank in under four minutes.

02

Fund

Transfer from an external account, or deposit a check with the mobile camera.

03

Move

Send, receive, and automate transfers — every action logged in a ledger you can search and export.

04 / Members

What moving your money here actually feels like.

Three members, three account types, in their own words.

“I switched my savings over for the rate and stayed for the fact that support picks up in under a minute, every time.”

Dara O.
Frontier Savings member since 2023

“AU Mobility got me a lower rate than the dealer's finance desk offered, and I had the number before I even test drove the car.”

Marcus T.
AU Mobility member since 2024

“Running payroll and watching my invest balance in the same app sounds small until you're the one reconciling both at midnight.”

Priya S.
Union Business member since 2022
Featured in Ledger WeeklyFintech Review — Best in Class 2025Banking DigestThe Frontier Post

Open the account you'll still trust in ten years.

No branch visit required. No minimum deposit. Cancel anytime with zero closing fee.

Open an account — 4 min