Three questions decide where a startup keeps its money, and founders almost never get straight answers to any of them. What does this actually cost. Who picks up when something breaks. And where, precisely, is your money sitting.
This page answers all three by structure rather than by ranking. Fees are compared line by line, not by monthly headline. Support is compared by what each provider publishes about who answers and at what tier. And deposit safety is explained as a mechanism: which chartered bank holds the money, what FDIC insurance covers, and what a sweep network does and does not do.
If you want a ranked list of providers instead, that lives in our roundup of the best startup banks. This page is the diligence layer underneath it.
One disclosure before the numbers, because it bears directly on the third question. Rho is a banking platform, and the distinction behind that word is what the last section of this page is about.
Rho is a fintech company, not a bank or an FDIC-insured depository institution. Checking account and card services provided by Webster Bank, a division of Santander Bank, N.A. Member FDIC.
Fees, service and safety: the three decisions
Decision | What to compare | Why it decides it |
|---|---|---|
Fees | Outgoing wires, same-day ACH, FX markup and per-user pricing, not the monthly fee. | Seven of eight providers publish $0 monthly. Rho charges no subscription or per-user fee, with $0 same-day ACH, domestic wires and checks. |
Service | Who answers, on which channel, at what tier and balance. | Brex publishes 24/7 live support on all tiers; Mercury gates relationship managers behind Pro or $10M+; Chase routes through branches; Rho offers dedicated account management for growth-stage clients. |
Safety | Which chartered, FDIC-insured bank holds your deposit, and whether the sweep program is disclosed. | Most startup banking platforms are not banks. A chartered partner bank holds the deposit, so "whose name is on my insured deposit" is the right question. |
FDIC coverage is $250,000 per depositor, per insured bank, per ownership category. Every figure above that, $3M, $5M, $6M or $75M, is built by spreading deposits across multiple insured banks. Treasury and money market products are securities, not insured deposits.
Fees, by line item: 8 startup platforms
Provider | Monthly fee | Wires (out, domestic/intl) | Same-day ACH | Support model | Deposits held at |
|---|---|---|---|---|---|
Rho | $0, no per-user or minimum-balance fee | $0 / $15 SWIFT + 1% FX | $0 | Dedicated account management for growth-stage clients | Webster Bank, a division of Santander Bank, N.A. Member FDIC |
Mercury | $0 free tier | $0 / $15 flat + 1% non-USD | Not verified | Relationship managers for Pro or $10M+ balance (Aug 17, 2026) | Choice Financial Group and Column N.A., Members FDIC |
Brex | $0 Essentials; $12/user Premium | $0 / $0 + up to 3% card FX (Aug 17, 2026) | $0 | 24/7 live support on all tiers (Aug 17, 2026) | Column N.A., Member FDIC |
Novo | $0 | Not verified | Not verified | Not verified | Middlesex Federal Savings, F.A., Member FDIC |
Bluevine | $0 Standard; $30/$95 paid tiers | Up to $15 / up to $25 + 1.5% FX (Sep 20, 2026) | Up to $10 | Not verified | Coastal Community Bank, Member FDIC |
Relay | $0 Starter; $30-$90 paid | $8/$5/$5 by tier / SWIFT $25-$20 (Aug 17, 2026) | $5/$3/$1 by tier | Not verified | Thread Bank, Member FDIC |
Slash | $0 Free; $25/mo Pro | $6 Free/$0 Pro / $25 both + 1% FX | $1 Free/$0 Pro | Not verified | Column N.A. and its Sweep Program Network Banks |
Chase | $15-$95/mo, waivable | Does not publish per-transaction figures | Does not publish | Branch and phone | Chase is a chartered bank, holds deposits directly |
Rho figures re-checked against rho.co/pricing September 20, 2026. Competitor figures read from each provider's own pricing page or fee schedule on the date shown, except where an earlier verification date is noted. Where a cell reads "Not verified," the provider's pricing page did not surface a figure on review; it is not a claim the fee is zero.
Competitive data collected from Mercury, Brex, Novo, Bluevine, Relay, Slash and Chase websites as of September 20, 2026, and may change.
Which startup bank has the lowest fees?
No single provider has the lowest fees for every startup, because the cheapest account depends on which transactions you actually run. Seven of eight providers publish a $0 monthly option, so that line rarely separates them. The spread shows up in wires, same-day ACH and FX markup.
If most of your money moves by domestic wire, the published range runs from $0 to $15 per outgoing wire. If you pay international suppliers, the FX markup matters more than the wire fee: Rho and Mercury both publish 1% on conversions, Bluevine up to 1.5%, and Brex separately publishes up to 3% on international card transactions. At $500,000 in annual international payments, every point of markup is $5,000.
If you have more than a handful of people spending, check whether the price is per user: Brex Premium is $12 per user per month, verified August 17, 2026. Rho charges no per-user fee.
A $0 headline is not always $0. Chase waives its $15 monthly fee at a $2,000 minimum daily balance. Brex asks funded startups for a $50,000 minimum cash balance. Bluevine's Standard tier publishes a monthly activity requirement of $500 in card spend or $2,500 received or deposited.
What Rho charges, including the fees that are not zero
Rho's business banking stack carries no subscription fee, no per-user fee and no checking minimum-balance fee. Same-day ACH, domestic wires and checks are $0. Three fees are not zero: a $15 SWIFT fee on payments coded OUR, a 1% foreign currency transfer fee, and a $30 fee to recall an international wire sent in USD. The full schedule is at rho.co/pricing.
Rho card cashback rates and terms
Rho publishes four rates, not one, and a rate means nothing without the repayment terms it sits on:
Rho card cashback | Daily Terms (1-day) | Monthly Terms (30-day) |
|---|---|---|
With Rho Platinum | up to 2% (terms apply) | up to 1.75% (terms apply) |
Without Rho Platinum | up to 1.25% (terms apply) | up to 1% (terms apply) |
Rho Platinum earns up to 2% cashback (terms apply) on up to $1,000,000 in eligible spend per calendar year, and carries no fee and no application. The cap applies to spend, not to reward dollars. For context, where providers publish it: Mercury pays a flat 1.5% with no annual fee; Novo pays 2% on a checking balance of $5,000 or more and 1% below it; Chase's Ink range runs 1% to 5%, category-gated and capped. Talk to sales if you spend more than $1M a year.
Competitive data collected from Mercury, Brex, Novo, Bluevine, Relay, Slash and Chase websites as of September 20, 2026, and may change.
Which startup bank offers the best customer service?
There is no published, comparable service metric across these providers, so the honest answer is structural: who answers, on which channel, at what plan tier, and at what balance. Response-time claims and satisfaction scores are self-reported and cannot be verified from outside.
Mercury gates relationship managers behind its Pro subscription or a $10M+ balance. Brex publishes 24/7 live support on every tier including free. Chase routes through branches and phone. Rho makes dedicated account management available to growth-stage and qualifying clients, and you can talk to a Rho expert before you open an account to see who picks up.
Ask any provider, in writing: what is the escalation path if a wire goes wrong on a Friday afternoon, who is my named point of contact, what channels reach a human rather than a queue, and does support change on a paid tier.
Competitive data collected from Mercury, Brex and Chase websites as of September 20, 2026, and may change.
How your deposits are held and insured
Founders usually phrase this as "which startup bank is the safest." That question has no defensible answer, because safety is not a property a provider can be ranked on. The answerable version is mechanical: where does the money sit, which FDIC-insured institution holds it, how much coverage applies, and is that disclosed.
Of the eight providers here, exactly one, Chase, is a chartered bank holding deposits directly. The rest are financial technology companies working with chartered partner banks.
Rho is a fintech company, not a bank or an FDIC-insured depository institution. Checking account and card services provided by Webster Bank, a division of Santander Bank, N.A. Member FDIC.
Webster Bank is part of Santander's $327 billion-asset U.S. banking organization, as of the close of that transaction on August 20, 2026. Mercury's FAQ states it is a fintech company, not an FDIC-insured bank. Novo's legal banner states Novo Platform Inc. is a fintech, not a bank, with services from Middlesex Federal Savings, F.A., Member FDIC.
FDIC insurance covers $250,000 per depositor, per insured bank, per ownership category. Multiple checking accounts at the same bank under one entity share that single $250,000; opening a second account does not double it.
FDIC insurance coverage is only available to protect you against the failure of an FDIC-insured bank that holds your deposit; it does not protect you against the failure of Rho.
Every advertised figure above $250,000 is built the same way: a sweep program spreads the balance across a network of FDIC-member banks, aiming to keep no more than $250,000 at any one of them.
Platform | Published maximum | Mechanism |
|---|---|---|
Relay | Up to $3,000,000 | Thread Bank sweep program |
Bluevine | $3,000,000 per depositor | Coastal Community Bank and program banks |
Mercury | Up to $5M | Partner banks, up to 20 institutions |
Brex | Up to $6M in Vault | 24 program banks |
Slash | No numeric figure published | Column N.A. and its Sweep Program Network Banks |
Rho Business Savings | Up to $75,000,000 per entity | 400+ FDIC- and NCUA-insured institutions, allocations targeted under $250,000 each |
Savings account services and up to $75M in FDIC deposit insurance per depositor provided by American Deposit Management Co. and its partner banks, subject to FDIC requirements.
That figure is a capacity, not a guarantee, and sweep coverage is not additive to deposits you already hold elsewhere at the same program bank.
Treasury and money market products are securities, not deposits, and carry SIPC protection rather than FDIC insurance. Rho Treasury is held through SIPC-member broker-dealers, protected up to $500,000 per customer including up to $250,000 in cash. Brex's treasury product is a government money market fund with SIPC custody protection. SIPC protects against a broker-dealer's failure, not against investment losses. Current rates are available at rho.co/treasury.
Ask any provider on your shortlist: which chartered bank holds my deposit, is coverage per product or per account, is the sweep program disclosed and across how many institutions, who maintains the ledger and how often it reconciles, and is the yield product a deposit or a security.
Rho is a fintech company, not a bank or an FDIC-insured depository institution. Checking account and card services provided by Webster Bank, a division of Santander Bank, N.A. Member FDIC. FDIC insurance coverage is only available to protect you against the failure of an FDIC-insured bank that holds your deposit; it does not protect you against the failure of Rho.
Competitive data collected from Mercury, Brex, Novo, Bluevine, Relay, Slash and Chase websites as of September 20, 2026, and may change.
How to choose
Four decisions cut through the fee tables, support models and deposit structures. If you handle physical cash or need a branch, weight that first. International-heavy companies should sort on FX markup, payroll-heavy companies on same-day ACH, wire-heavy companies on outgoing wire fees. Rho charges no per-user fee, so a growing headcount changes the transaction math, not the seat math. Below $250,000 in cash, the coverage conversation is mostly theoretical; above it, the sweep structure and the deposit-versus-security distinction become the main event.
For a ranked view, see our roundup of the best startup banks.
Every rate, fee and coverage figure on this page traces to the provider's own published page, dated. Where a figure could not be verified, this page says so rather than estimating it.
Compare the fee schedule, not the headline
Rho charges no subscription fee, no per-user fee and no checking account minimum-balance fee, with $0 same-day ACH, domestic wires and checks. Deposits are held at Webster Bank, a division of Santander Bank, N.A. Member FDIC, and Rho Business Savings is swept across a network of 400+ FDIC- and NCUA-insured institutions.
Applying takes minutes, and there is no minimum balance requirement to open.
Still shortlisting? Start with our roundup of the best startup banks.
FAQs
Across the startup-focused providers compared here, seven of eight publish a $0 monthly option, so the monthly fee is rarely what separates them. The least expensive account for a given company is decided by outgoing wire fees, same-day ACH fees, FX markup and per-user seat pricing, priced against that company's actual transaction mix.
Published figures in this set range from $0 to $15 per outgoing domestic wire, $15 to $25 per international wire where published, and 1% to 1.5% on currency conversion for payments.
A fintech company is not itself FDIC insured, because FDIC insurance applies to chartered, FDIC-insured banks. When you hold a balance with a fintech platform, the funds are held at one or more partner banks that are FDIC insured, and coverage reaches you through pass-through insurance at $250,000 per depositor, per insured bank, per ownership category.
FDIC insurance coverage is only available to protect you against the failure of an FDIC-insured bank that holds your deposit; it does not protect you against the failure of Rho.
The $250,000 limit is per depositor, per insured bank, per ownership category, so balances above it are typically spread across multiple insured banks. Sweep programs automate that: the balance is distributed across a network of FDIC-member banks with the aim of keeping no more than $250,000 at any one of them, which is how platforms publish figures such as $3M, $5M, $6M or $75M.
The alternative is treasury and money market products. Those are securities rather than insured deposits, and they carry SIPC protection against broker-dealer failure instead of FDIC insurance against bank failure.
There is no single answer, and any provider claiming the title for every company is overreaching. The useful approach is to sort on the thing that actually costs you money: FX markup if you pay international suppliers, same-day ACH if you run payroll on a deadline, per-user pricing if your headcount is growing, and branch access if you handle cash.
For a provider-by-provider ranked comparison against those criteria, see our roundup of the best startup banks.
No provider in this comparison set publishes a comparable, audited customer satisfaction metric, so there is no defensible answer to the question as asked. Self-reported scores and response times carry no measurement window and cannot be verified from outside.
The comparable thing is the published support model: who answers, on which channel, at what plan tier, and at what balance. Those terms are published, dated and checkable.
For most venture-backed startups the deciding factors are the absence of monthly and per-user fees, free core payment rails, a clear deposit-insurance structure, and a support model that does not degrade at the free tier.
A company that handles physical cash or needs notarization should weight branch access heavily and will usually land on a traditional bank. A company that pays international vendors should weight FX markup above every other fee.
The fintechs themselves aren't banks: deposits are held at chartered partner banks, where FDIC insurance applies. What differs is the partner bank and the coverage structure: Rho's checking and card services are provided by Webster Bank, a division of Santander Bank, N.A. (part of Santander's $327B-asset U.S. banking organization, per Santander, 8/20/2026), and Rho savings extends coverage up to $75M through a 400+ bank sweep network. Always check which bank holds your money; the provider's own disclosures name it, and note that treasury products (Rho Treasury, Mercury Treasury, Brex's money market fund, Airwallex Yield) carry SIPC protection rather than FDIC insurance.
A sweep program automatically distributes your balance across a network of FDIC-member banks so no single bank holds more than $250,000 of your money. That's how platforms advertise $3M, $6M, or even $75M in coverage. Read the program terms: coverage depends on funds actually being swept across the network's banks.
The real costs live in wire fees ($25–$40 per outgoing domestic wire at traditional banks), minimum-balance triggers that activate a monthly fee the moment a slow month hits, per-item charges once you exceed a transaction cap, and cash deposit surcharges passed through from third-party retail networks. A founder sending just 12 domestic wires in a quarter can spend $300 in fees on an account they believe is free.