Ten startup-business-loan options worth a real look in 2026 — including the few that actually fund day-one businesses, plus the revenue-based products that open up after the first 6 months. No marketplaces, no aggregators.
Most 'startup business loans' actually require 6-12 months of operating revenue history. True day-one startups are limited to: founder credit cards, SBA Microloans via nonprofit intermediaries, friends-and-family rounds, or accelerator funding. After 6 months of revenue, the door opens to Brex Capital (corporate cards + working capital for venture-backed startups), Stripe Capital (revenue-based for Stripe users), Shopify Capital (revenue-based for Shopify users), American Express Business Loan, Square Loans (Block's lending arm), and SBA 7(a) Small Loan products at participating banks. This guide ranks ten products across the spectrum.
| # | Card | ClearValue Rating | Highlight | Apply |
|---|---|---|---|---|
| 1 | SBA Microloan Nonprofit Intermediary (SBA-funded) | 3.9 / 5 | Up to $50K loan size | Apply → |
| 2 | Founder Business Credit Cards Chase, AmEx, Capital One, U.S. Bank | 4.0 / 5 | $5K–$50K opening line | Apply → |
| 3 | Y Combinator / Techstars / 500 Global Accelerator Programs | 3.9 / 5 | $100K–$500K+ capital amount | Apply → |
| 4 | Brex Capital Brex | 3.9 / 5 | Corporate card + credit type | Apply → |
| 5 | Stripe Capital Stripe | 3.9 / 5 | Revenue-based financing type | Apply → |
| 6 | Shopify Capital Shopify | 3.9 / 5 | Revenue-based financing type | Apply → |
| 7 | Square Loans Block (Square) | 3.9 / 5 | Revenue-based financing type | Apply → |
| 8 | American Express Business Loan American Express | 3.9 / 5 | $3.5K–$75K loan size | Apply → |
| 9 | American Express Business Line of Credit American Express | 3.9 / 5 | Up to $250K credit limit | Apply → |
| 10 | SBA 7(a) Small Loan Participating SBA PLP Bank | 3.9 / 5 | Up to $500K loan size | Apply → |
Most "best startup business loans" lists ignore the single most important fact about startup-stage lending: almost every product on the market requires at least 6-12 months of operating revenue history. The "no revenue, no problem" framing is mostly marketing — when underwriters actually look at a file, revenue history is the variable that gates approval at every issuer except a narrow handful of options.
This guide gets the framing right. The first three products listed (SBA Microloan, founder credit cards, accelerator funding) are the ones true day-one startups can actually access. The next seven products (Brex Capital, Stripe Capital, Shopify Capital, AmEx Business Loan, AmEx Business Line of Credit, Square Loans, SBA 7(a) Small Loan) open up once the business has 6-12+ months of revenue history.
Every product below was verified at the issuer's own page on May 18, 2026. Underwriting requirements, loan sizes, and pricing rotate periodically — confirm at the issuer's link before applying. None of the products listed here are marketplaces; every entry is a direct lender or a direct funding source.
| Product | Issuer | Type | Loan size | Revenue history needed | |---|---|---|---|---| | SBA Microloan | Nonprofit intermediary (SBA-funded) | Term loan | Up to $50K | None to 6+ months (varies by intermediary) | | Founder business credit cards | Chase, AmEx, Capital One, U.S. Bank, etc. | Revolving credit | $5K-$50K typical opening line | None — underwritten on personal credit | | Y Combinator / Techstars / 500 Global | Accelerator | Equity (not debt) | $100K-$500K+ | None — accelerator cohort selection | | Brex Capital | Brex (direct lender) | Corporate card + working capital | Variable, tied to balance and revenue | Cash balance + revenue; pre-revenue possible for venture-backed | | Stripe Capital | Stripe (direct lender) | Revenue-based financing | Based on Stripe revenue | 6-12+ months Stripe processing history | | Shopify Capital | Shopify (direct lender) | Revenue-based financing | Based on Shopify sales | A few months of Shopify sales | | Square Loans | Block (direct lender) | Revenue-based financing | Based on Square sales | A few months of Square sales | | American Express Business Loan | American Express (direct lender) | Term loan / working-capital line | $3.5K-$75K typical range | 1+ year typical | | American Express Business Line of Credit | American Express (direct lender) | Working-capital line | Up to $250K | 1+ year typical | | SBA 7(a) Small Loan (up to $500K) | Participating PLP bank | SBA-guaranteed term loan | Up to $500K | 2+ years TIB typical at most banks |
> Loan sizes, eligibility windows, and revenue-history requirements rounded to typical published ranges; verify current terms at the issuer's own page before applying.
The framing question is "which startup-loan product fits where you actually are in the business lifecycle." Here's what mattered in priority order:
1. Stage compatibility. Day-zero pre-revenue startup vs. 6-month-revenue startup vs. 18-month-revenue startup all have different open doors. We grouped products by the revenue history they actually require, not by what marketing copy implies. 2. Personal-credit dependency. Some products underwrite primarily on the founder's personal credit (founder credit cards, AmEx Business Loan); others underwrite primarily on business-level data — platform revenue (Stripe, Shopify, Square), cash balance (Brex), or accelerator cohort selection (Y Combinator). Match the product to which underwriting lens your strongest signal lives in. 3. Equity vs. debt. Y Combinator, Techstars, and similar accelerators provide equity-based capital, not debt. Mixing equity-style "loans" into a list of debt products is misleading — we flagged each entry by type. 4. All-in cost. APR (for term loans), factor rate (for revenue-based financing), and equity dilution (for accelerator) are not directly comparable. We described each entry's pricing in its own native unit and pointed to the factor rate to APR calculator for cross-conversion when needed. 5. Speed. Founder credit cards approve in days. Brex, Stripe Capital, Shopify Capital, and Square Loans typically fund within 1-3 business days of approval for established platform customers. SBA Microloans and SBA 7(a) Small Loans run on the SBA timeline. 6. Direct lender vs. marketplace. Every product listed is a direct lender, a direct funding source, or an accelerator. No marketplaces are included.
We did not weight: vanity rankings, paid placement, or aggregator "best startup loan" listings.
For most early-stage startups, the right startup-financing stack combines two or three of these products — typically a founder credit card for short-term flexibility, plus either an SBA Microloan or a platform-revenue product (Stripe Capital, Shopify Capital, Square Loans) for the larger working-capital piece. SBA 7(a) and bank financing open up later as time-in-business and documented profitability accumulate.
A few patterns where debt isn't where the answer is:
The right startup-loan product fits the stage you're actually at — not the stage your business plan says you'll be at in 12 months. Pre-revenue debt is narrow by design. Once revenue history accumulates, the door opens to a much wider set of products at progressively better pricing.
Yes, but the options are narrow. True day-one startups (zero revenue history) can access: (1) SBA Microloans up to $50,000 through nonprofit intermediary lenders (some intermediaries are willing to fund pre-revenue businesses with a strong plan); (2) personal credit instruments like founder business credit cards from Chase, AmEx, Capital One, or U.S. Bank, which underwrite on the founder's personal credit; (3) friends-and-family rounds (informal lending or convertible notes); (4) accelerator and incubator funding (Y Combinator, Techstars, 500 Global) which provide cash and credit lines as part of the program. Almost every other 'startup business loan' product on the market — including Brex Capital, Stripe Capital, Shopify Capital, AmEx Business Loan, Square Loans — requires at least 6 months of operating revenue history.
The SBA Microloan program provides loans up to $50,000 to small businesses through nonprofit intermediary lenders. SBA does not lend directly under this program; SBA provides capital to roughly 140+ nonprofit intermediary lenders nationwide, and those intermediaries underwrite and originate microloans to small businesses including startups. Average microloan size is around $13,000-$15,000 depending on the intermediary. Interest rates vary by intermediary but typically run in the 8-13% range. The intermediary lender's flexibility on credit-box (including a willingness to fund pre-revenue startups in some cases, particularly women-owned, minority-owned, and rural businesses) is the key advantage of SBA Microloans vs. bank SBA 7(a) loans. The authoritative source is sba.gov.
All four are direct lenders attached to a broader business-payments or banking platform. Brex Capital is the lending arm of Brex, primarily serving venture-backed startups (Brex's core customer base) with corporate cards and working capital lines. Stripe Capital is Stripe's revenue-based financing product — available to businesses processing payments through Stripe with at least a 6-12 month history; advances are repaid as a percentage of future Stripe transaction volume. Shopify Capital is the equivalent product for Shopify Sellers — revenue-based advances repaid as a percentage of Shopify sales. Square Loans is Block's (Square's parent) revenue-based lending product for Square sellers, repaid as a percentage of Square sales. All four are direct lenders, not marketplaces. The right one for a startup depends on which platform the business uses.
Accelerators and incubators (Y Combinator, Techstars, 500 Global, Plug and Play, MassChallenge, and dozens of vertical-specific programs) provide capital in exchange for equity rather than as a loan — typically $100K-$500K+ for a small equity stake (Y Combinator's standard deal is currently $500K for ~7% equity in two parts). Strictly speaking that's not debt financing. But accelerator portfolio companies often get access to working-capital credit lines, founder credit cards (Brex, Mercury), and partnership pricing on tools and infrastructure that effectively extend the runway of the accelerator capital. For pre-revenue or very-early-revenue startups, accelerator funding plus the associated partner credit lines is often the most useful 'startup loan' equivalent available.
Revenue-based financing (RBF) — also called a revenue-share advance — is an advance against future revenue that's repaid as a fixed percentage of incoming revenue (or in some cases a fixed daily/weekly payment derived from average revenue). Stripe Capital, Shopify Capital, and Square Loans are all structured as revenue-based financing. The key differences from a traditional term loan: (1) repayment scales with revenue — slow weeks have smaller repayment amounts, busy weeks have larger ones; (2) there's typically no fixed maturity date — repayment continues until the total fee + advance amount is paid; (3) underwriting is driven by platform transaction history rather than credit score. RBF is often labeled with a 'factor rate' rather than APR. Translate factor rates into APR before comparing to traditional loans using the factor rate to APR calculator — RBF APRs typically run materially higher than bank rates.
It depends on the product. SBA Microloans (via nonprofit intermediaries): some intermediaries underwrite to lower FICO floors than bank SBA loans (sometimes 580-620+ accepted), with the intermediary's flexibility being a major reason to look there. SBA 7(a) Small Loan at a participating bank: 680+ personal FICO typical, 2+ years TIB usually required. Brex Capital: Brex underwrites corporate cards and working-capital lines without a personal credit pull on the founder in many cases, using cash-balance and revenue data instead — particularly useful for venture-backed startups whose founders may have thin personal credit. Stripe Capital, Shopify Capital, Square Loans: revenue-based underwriting on platform transaction history; personal credit weighting is lighter than at bank lenders. AmEx Business Loan and AmEx Business Line of Credit: 660+ personal FICO typical. Founder business credit cards: 680+ personal FICO typical, with some accessible cards available at lower FICO.
For most early-stage businesses, the answer is revenue first — debt without revenue traction creates an obligation without the cash flow to service it, and that's how startup businesses dig themselves into a hole their first year. The exceptions where startup-stage debt makes sense: (1) productive debt funding a clear ROI-positive use (equipment that generates documented revenue, inventory that's already pre-sold, advertising spend with proven CAC math); (2) bridge financing in a venture-backed startup where the next equity round is near-term; (3) SBA Microloans funding a specific business launch where the loan size matches the documented runway need. The good debt calculator is the discipline check — if a specific use of funds doesn't pencil as productive, the right answer is usually 'not yet.'
How we rate
Every pick gets a 1–5 ClearValue Rating computed from four weighted factors: Editorial confidence (30%), Cost (25%), Value (25%), and Accessibility (20%).
Scored consistently across every product and independent of any compensation. Full methodology →