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Best Payment Processing Tools in 2026

Payment gateways and processing

183 tools evaluated · 10 top picks · Updated September 2026

Key Takeaways
  • Wise is our overall pick for payment processing in 2026, and our free pick.
  • We analyzed 183 payment processing tools to create this ranking.
  • 5 tools offer free plans, perfect for getting started.

Payment processing has consolidated around Stripe (developer-first SaaS), Adyen (enterprise global), Square (in-person + small business), and PayPal (consumer trust). The choice depends on the business model — Stripe wins for online subscriptions, Square for retail, Adyen for global enterprise.

7 Top Payment Processing Tools Compared

Starting price, average user rating, and our pick for each category.

ToolOur takeStarting priceRating
Wise logo
Wise
Best overallFree + paid4.1
BILL logo
BILL
Solid pick$49/mo4.4
Lillio logo
Lillio
Highest ratedContact sales4.6
Square logo
Square
Solid pick$49/mo4.4
PayPal logo
PayPal
Most affordable$14.99/mo3.3
Stripe logo
Stripe
Solid pickContact sales4.4
Paysera logo
Paysera
Solid pickFree + paid4.0

How the Top Payment Processing Tools Compare

The payment processing category is highly competitive in 2026, with Wise and BILL both ranking among the top choices on Toolradar's assessment, followed closely by Lillio. The tight competition reflects how mature this market has become.

Pricing varies significantly among the top picks: Wise (freemium (free tier available)), Square (freemium (free tier available)) offer free access, while BILL and Lillio require a paid subscription. Teams on a budget should start with Wise, which delivers strong value despite its free tier.

Computed from live tool ratings, review counts, and editorial scores.Editorial policy

Top Payment Processing tools

01
Wise logo

International money transfers and accounts

Freemium4.1/5287,986 ratings · Sep 2026

Wise moves money internationally with transparency. Multi-currency accounts and transfers-international finance without hidden fees. The fees are transparent. The rates are real. The experience is modern. Global businesses and individuals use Wise for transparent international payments.

+International transfers
+Good exchange rates
+Multi-currency
Account issues reported
Verification strict
Good value

Wise's 'Pay As You Go' model is generally fair and transparent, especially with its mid-market exchange rate.

Watch out

Fixed $7 fee can be high for small transfers.

02
BILL logo

One platform for accounts payable, accounts receivable, and company spend

Paid4.4/51,811 ratings · Sep 2026

BILL brings together AP/AR automation and company cards with AI-powered expense management in a single platform. It captures and codes invoices, routes approvals, pays vendors, and gives real-time visibility and controls over employee spend, all syncing two-way with your accounting software.

+AI auto-codes invoices and expenses and drafts memos, cutting manual data entry across both AP/AR and expense workflows.
+Company cards (physical and virtual) with real-time limits and visibility, paired with customizable AP/AR approval workflows and a full audit trail.
+Pays up to 2,000 bills at once via ACH, virtual card, check, or international wire, with access to millions of vendors on the BILL network.
Card issuance depends on credit approval, which can gate onboarding speed.
The breadth (AP + AR + cards + expense) means more setup and structure than a very small business with simple bill-pay needs may want.
03
Lillio logo

The #1 rated childcare management solution for early childhood programs.

Paid4.6/53,702 ratings · Sep 2026

Lillio, formerly HiMama, is a comprehensive childcare management software designed to streamline operations for daycare centers and early childhood programs. It helps directors and educators manage administrative tasks, simplify payment processing, and deliver developmentally appropriate curriculum aligned with state standards. The platform aims to save time on manual processes, allowing staff to focus more on engaging with children and providing quality education. Lillio enhances communication between centers and families by providing tools for sharing daily updates, photos, and videos. This fosters greater parent satisfaction and engagement by offering insights into a child's day and developmental progress. The software is built to support the growth and quality of early childhood programs, offering features that benefit educators, directors, and parents alike. The platform is trusted by thousands of childcare centers and is known for its world-class customer support, including dedicated account managers and an award-winning onboarding team. It aims to improve efficiency, parent communication, and curriculum delivery within early learning environments.

Lillio screenshot
+Significantly reduces time spent on billing and administrative tasks.
+Drastically improves parent communication and satisfaction.
+Streamlines weekly planning and observations for educators, freeing up time for child engagement.
Specific pricing details are not publicly available and require a demo request.
No explicit mention of integrations with other common childcare tools or platforms.
04
Square logo

Payment processing and POS systems

Freemium4.4/54,211 ratings · Sep 2026

Square processes payments for businesses. The payment solution that started with a card reader-payments that work everywhere. The simplicity defined the category. The features have grown. The ecosystem is complete. Businesses accepting payments often consider Square for complete commerce solution.

+Easy payment processing
+POS hardware
+Good for small business
Account holds possible
Not for high-risk
Good value

Square's pricing is generally fair, especially for small businesses.

05
PayPal logo

The original online payment system, still everywhere

Pay_per_use3.3/566,452 ratings · Sep 2026

PayPal is a global digital payments platform that enables individuals and businesses to send, receive, and accept money online and in person. It supports credit and debit card processing, bank transfers, peer-to-peer payments, invoicing, and buy-now-pay-later options across 200+ markets. Businesses use PayPal Checkout to accept payments on websites and apps, while the point-of-sale system handles in-person transactions via card readers and tap-to-pay. With buyer and seller protection programs, fraud monitoring, and integrations with major e-commerce platforms, PayPal serves everyone from freelancers to enterprise merchants processing millions in transactions.

+Ubiquitous brand recognition and consumer trust worldwide
+No monthly fee for standard payment processing
+Comprehensive buyer and seller protection programs
Transaction fees of 2.29-4.99% plus fixed fee add up for high-volume sellers
Account holds and freezes can disrupt cash flow without warning
Good value

PayPal does not sell a SaaS seat.

Watch out

Fixed fee for USD is $0.49 on the official US table. QR via a third-party integrator is $0.09 instead.

06
Stripe logo

Payment infrastructure for the internet

Paid4.4/53,839 ratings · Sep 2026

Stripe is a financial infrastructure platform for internet businesses. Accept payments from anyone, anywhere. Billing handles subscriptions and invoicing. Connect powers marketplace payments. Treasury provides banking as a service. The payments infrastructure that powers millions of businesses from startups to Fortune 500 companies.

Stripe screenshot
+Excellent developer experience
+Comprehensive feature set
+Strong documentation
Higher fees than some alternatives
Account holds can happen
Good value

Stripe's 2.9% + 30¢ per transaction is the standard every payment processor is compared against.

Watch out

International card surcharge: +1.5% on top of the 2.9% base rate for cards issued outside your country. A US business charging a UK customer pays 4.4% + 30¢, not 2.9%

07
Paysera logo

Global payments, currency exchange, and financial services for individuals and businesses.

Freemium4.0/56,311 ratings · Sep 2026

Paysera is a financial technology company offering a comprehensive suite of payment processing and financial services. It provides solutions for online payments, international money transfers, currency exchange, and even a payment gateway for e-commerce businesses. Individuals can use Paysera for personal banking needs, including sending and receiving money globally, managing multiple currencies, and using a Visa debit card. Businesses benefit from its robust payment gateway, mass payouts, and API integrations for automating financial operations. The platform is designed for both individuals seeking an alternative to traditional banking for international transactions and businesses needing efficient, cost-effective ways to manage payments, especially across borders. Key benefits include competitive exchange rates, lower transaction fees compared to many traditional banks, and a user-friendly interface for managing finances.

+Lower fees for international transfers compared to traditional banks
+Supports a wide range of currencies
+Convenient for both personal and business use
Customer support can sometimes be slow
Verification process can be lengthy for new users
08
Square for Restaurants logo

A comprehensive point-of-sale and management solution designed for every type of food business.

Freemium4.6/51,211 ratings · Sep 2026

Square for Restaurants is a modern, scalable point-of-sale (POS) and business management platform specifically tailored for the food and beverage industry. It caters to a wide range of establishments including quick-service, full-service, bars, breweries, coffee shops, bakeries, food trucks, catering businesses, and franchises. The platform streamlines operations by integrating payment processing, order management, marketing, loyalty programs, staff management, and financial tools into a single system. This solution empowers restaurant owners to accept various payment types, manage all incoming orders from different channels (in-house, online, delivery partners, QR codes) in one place, and attract new customers while retaining existing ones through integrated marketing and loyalty features. It also provides robust analytics and reporting capabilities, enabling data-driven decision-making for growth and efficiency. The system is accessible from anywhere, anytime, through web dashboards and mobile apps, ensuring businesses can keep pace with evolving customer needs and operational demands.

Square for Restaurants screenshot
+Highly intuitive and easy to implement, even for multi-location businesses.
+Bundles essential business functions (sales, reporting, timekeeping) into one platform.
+Provides powerful analytics for data-driven decision-making and growth strategies.
Specific hardware may be required for certain POS functionalities.
Advanced features might require paid subscriptions or additional Square products.
Good value

Square for Restaurants offers a generous entry point with its free tier, making it highly accessible for new or small businesses.

09
Toast POS logo

All-in-one restaurant management platform for front-of-house, back-of-house, and guest engagement.

Freemium4.2/51,837 ratings · Sep 2026

Toast POS is a comprehensive, cloud-based point-of-sale system specifically designed for restaurants. It offers a wide range of functionalities that go beyond basic transaction processing, aiming to streamline operations for various restaurant types, from quick-service to fine dining. The platform integrates front-of-house tools like order entry, payment processing, and table management with back-of-house features such as kitchen display systems (KDS), inventory management, and employee management. Beyond core POS functions, Toast provides integrated solutions for online ordering, delivery management, loyalty programs, and gift cards, helping restaurants expand their reach and enhance customer engagement. It also offers reporting and analytics tools to give owners and managers insights into sales, labor costs, and other key performance indicators. Toast is built on an Android-based hardware ecosystem, providing durable and purpose-built devices for the demanding restaurant environment. It caters to a broad spectrum of restaurant businesses looking for a unified platform to manage their entire operation.

+Comprehensive all-in-one solution for restaurants
+Cloud-based access and real-time data
+Integrated online ordering and delivery capabilities
Can be a significant investment for smaller businesses
Proprietary hardware can limit flexibility
10
Emburse Spend logo

Real-time AI-powered spend management for expenses, travel, invoices, and payments.

Paid4.4/51,189 ratings · Sep 2026

Emburse Spend is a comprehensive spend management platform that leverages purpose-built AI to provide real-time visibility and control over an organization's expenses, travel, invoices, and payments. It automates critical financial processes from receipt creation to reimbursement, ensuring compliance, accuracy, and proactive fraud prevention. The platform is designed for finance teams and organizations of all sizes, offering solutions tailored for small to mid-size companies, mid-size to large companies in Europe, and global enterprises. The core functionality of Emburse Spend revolves around its AI-driven intelligence, which automatically captures, categorizes, and validates spend, enforces policies before submission, and adapts to global tax and currency rules. This transforms spend management from a reactive process to a strategic one, enabling smarter forecasting, risk reduction, and data-driven decision-making. The platform offers a unified mobile experience for managing all aspects of travel and expense, making it convenient for employees and providing finance teams with end-to-end visibility and control.

Emburse Spend screenshot
+Provides real-time visibility and control over spend, enabling proactive management.
+Purpose-built AI automates many tasks, reducing manual effort, errors, and fraud.
+Offers comprehensive solutions covering expenses, travel, invoices, and payments in one platform.
Pricing information is not readily available on the website, requiring direct contact.
The extensive feature set might have a learning curve for new users.

Why these payment processing tools didn't make our top 10.

We evaluated 183 payment processing tools and these 20 ranked 11 through 30. They're solid options that fell short on one or two axes (review depth, pricing transparency, feature parity), but worth a look if the leaders don't fit your stack or budget.

Tekmetric logo
Tekmetric
Cloud-based platform for auto repair shop management, payments, and customer engagement.
Mangomint logo
Mangomint
The complete platform for salon and spa booking, payments, and management.
Spendesk logo
Spendesk
Centralized spend management for businesses, offering control, efficiency, and real-time insights.
Lightspeed logo
Lightspeed
Manage and operate every part of your business from one highly configurable system.
Eventbrite logo
Eventbrite
Event management and ticketing
GoCardless logo
GoCardless
Collect one-off and recurring payments directly from bank accounts, globally and without card fees.
GlossGenius logo
GlossGenius
All-in-one software for salon, spa, and medspa businesses to manage bookings, payments, and client care.
Tipalti logo
Tipalti
Finance automation that puts you in charge of accounts payable and mass payments.
Lightspeed Restaurant logo
Lightspeed Restaurant
A cloud-based POS system designed to optimize operations and enhance customer experiences for restaurants.
Brex logo
Brex
Corporate cards and spend management for startups
LawPay logo
LawPay
Secure and compliant payment processing and financial management for law firms.
Vagaro logo
Vagaro
Book your next salon, spa, or fitness appointment with ease.
Vcita logo
Vcita
All-in-one platform for service businesses
Paystand logo
Paystand
Automate B2B Accounts Receivable and Accounts Payable with zero-fee, blockchain-powered payments.
PaySimple logo
PaySimple
All-in-one payment processing and business management for service-based businesses.
Payoneer logo
Payoneer
Global payment solutions for businesses, freelancers, and marketplaces to pay, get paid, and grow globally.
Fieldwork logo
Fieldwork
Streamline field service operations, manage customer relationships, and automate payments for mobile workforces.
Buy Me a Coffee logo
Buy Me a Coffee
Get paid for your work with simple donations and subscriptions
Paw Partner logo
Paw Partner
Comprehensive software for pet boarding, daycare, and grooming businesses, designed by pet business owners.
Regpack logo
Regpack
All-in-one online registration and payment software for managing clients, events, and services.

Popular payment processing comparisons

See how the leading payment processing tools stack up head-to-head.

Payment Processing pricing, compared

Real plans and the hidden costs for each tool.

Browse all payment processing tools

183 tools
Booker logo
Booker
All-in-one software for spa and salon management, handling booking, payments, client management, and marketing.
paid· Web
Square Appointments logo
Square Appointments
Manage appointments, staff, and services with free online booking and scheduling software.
freemium· Web
Plooto logo
Plooto
Streamline and simplify your business payments with all-in-one accounts payable and receivable automation.
paid
Nickel logo
Nickel
Unify accounts receivable, accounts payable, and trade credit on one intuitive platform.
freemium· Web
FundraiseUp logo
FundraiseUp
The nonprofit digital fundraising platform for online giving, optimizing conversions and donor experiences.
paid· Web
Paddle logo
Paddle
Payments infrastructure for SaaS
paid· Web
SpotOn Restaurant logo
SpotOn Restaurant
A comprehensive restaurant POS system designed to boost efficiency and profitability.
freemium· Web
SpotOn logo
SpotOn
Integrated point-of-sale systems and business software solutions for restaurants and small businesses.
freemium· Web
ProfitWell logo
ProfitWell
Automate payments, tax, and compliance to accelerate your SaaS and app growth.
paid· Web
Kindrid logo
Kindrid
Empower your church's vision with instant, easy digital giving and event registration.
paid· Web
easyTithe logo
easyTithe
Empower discipleship and streamline church operations with integrated giving, management, and mobile engagement.
paid· Web
Gingr logo
Gingr
Streamline pet-care business operations, boost revenue, and build lasting customer relationships.
paid· Web
Roofr logo
Roofr
All-in-one platform for roofing businesses to manage leads, estimates, proposals, and payments.
freemium· Web, iOS, Android
PTminder logo
PTminder
Manage your fitness business with ease: scheduling, clients, and payments in one platform.
paid· Web
Bookafy logo
Bookafy
Automate appointment scheduling, payments, and reminders with AI-powered efficiency for any team size.
freemium· Web
Razorpay logo
Razorpay
The best payment solution for online payments in India, offering advanced financial operations.
freemium· Web
Zuora logo
Zuora
Subscription management and billing platform
paid· Web
Vetstoria logo
Vetstoria
Automate veterinary online booking, website management, and payments to grow your practice.
paid· Web
Sezzle logo
Sezzle
Shop now and pay later in 4 interest-free installments over 6 weeks.
free· iOS, Android
Stayntouch logo
Stayntouch
Re-imagining the guest and staff experience with a cloud-native hotel management platform.
paid· Web
Authorize.net logo
Authorize.net
Secure and reliable payment gateway for businesses of all sizes.
freemium· Web, iOS, Android, Windows, macOS
SmartCare logo
SmartCare
Simplified, secure online payment and donation processing for K-12 schools and community programs.
paid· Web
Airwallex logo
Airwallex
The global payment and financial platform for growing businesses.
freemium· Web
IRIS logo
IRIS
The most comprehensive floral POS software for florists, empowering shops with modern design and robust features.
paid· Web

Showing the top 24 of 183. Filter to narrow down.

In-depth: why these tools made the cut

Square logo

Square's strength is the bundling of payment processing, POS hardware, online store, invoicing, and now banking. For physical retail, restaurants, and small service businesses, Square's all-in-one offer is friendlier than stitching together Stripe + a separate POS.

For online-only businesses, Stripe's developer ecosystem is more capable. Square shines when physical-first or physical+online; less compelling for pure online operations.

PayPal logo

PayPal's value isn't processing fees — it's consumer trust at checkout. For B2C e-commerce, offering PayPal as an option consistently lifts conversion compared to card-only. The buyer protection brand alone moves the needle.

For B2B or subscription billing, PayPal is rarely the primary processor. Pair PayPal (for consumer checkout) with Stripe/Square (for everything else). Don't run a business on PayPal-only.

Stripe logo

Stripe's developer-first API, clean documentation, and broad product range (payments, billing, identity, treasury, climate) made it the default for online businesses. For SaaS, marketplaces, and digital products, Stripe is the rational starting point. The expanded product line (Atlas, Issuing, Capital) adds reasons to stay.

Stripe gets criticized for support quality at the SMB tier and pricing creep on newer products. For high-volume merchants negotiating rates, Adyen often offers better economics. For most internet businesses below $50M GMV, Stripe is the right default.

How to choose payment processing software

  1. Match to business model

    Online subscriptions/SaaS: Stripe. Physical retail + small online: Square. Global enterprise (multi-currency, multi-PSP routing): Adyen, Worldpay. Marketplaces: Stripe Connect, Adyen MarketPay. P2P/consumer: PayPal, Venmo.

  2. Audit fees deeply

    Headline rates (2.9% + 30¢) are similar across processors. The differences are in international cards, currency conversion, dispute fees, and volume discounts. For high-volume merchants, negotiate; for SMB, fees vary modestly.

  3. Plan for fraud and chargebacks

    Stripe Radar, Adyen RevenueProtect, and Sift handle fraud differently. For high-fraud verticals (digital goods, ticketing), fraud capability matters more than processing fee. Test fraud handling with realistic patterns before scaling.

Honorable mentions

Tools that didn't crack the headline list but deserve a look depending on what you optimize for.

  • Shopify logo
    ShopifyBest payment processing if you're on Shopify

    Shopify Payments (powered by Stripe) avoids Shopify's third-party transaction fee. For Shopify stores, it's the rational default unless you have a strong reason otherwise.

Best Payment Processing for

How we ranked these payment processing tools

We rank by real-world signal: verified user ratings aggregated from G2, Capterra, and our own community, the volume and recency of media coverage, and hands-on editorial review for the tools we cover in depth. Pricing is re-checked and the ranking refreshed monthly. We do not sell placement in this list.

Tools reviewed
183
With free tier
31%
Last updated
September 2026

Toolradar Research

The data behind payment processing

First-party analyses built from our full catalog, methodology published.

All Toolradar research

Frequently Asked Questions

What is the best payment processing tool in 2026?

Based on our analysis of 183 payment processing tools, Wise is our overall pick. The next tools on the list are BILL, Lillio, Square. Rankings use G2/Capterra review strength, media mentions, and editor-featured picks — the same verdict as /best/free/payment-processing and our comparison pages.

What are the top 3 payment processing tools?

The top 3 payment processing tools in 2026, ranked by Toolradar, are: 1) Wise, International money transfers and accounts. 2) BILL, One platform for accounts payable, accounts receivable, and company spend. 3) Lillio, The #1 rated childcare management solution for early childhood programs.. Our named overall pick is Wise.

Are there free payment processing tools?

Wise is our free-tier pick — freemium, not 100% free. 5 of the tools on this page offer a free or freemium plan.

How do I choose the right payment processing tool?

Start by defining your team size, budget, and must-have features. Wise is our overall pick. Compare all 183 options side-by-side on Toolradar.
Payment Processing statisticscatalog size, ratings and pricing data, updated monthly

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