9 Best B2B Mobile Payment Apps for 2026

Paying a bill, sending an invoice, receiving a payment, and running a card can be done in an instant. All it takes is a tap or swipe on a touchscreen.

This is, of course, thanks to modern technology, but further focus has been put on finance and eCommerce innovation. The power of processing payments has now been optimized for mobile.

What Are B2B Mobile Payments?

B2B mobile payments are business-to-business transactions initiated, approved, or completed via mobile devices or mobile-optimized interfaces. Unlike consumer P2P apps like Venmo and Cash App, B2B mobile payments handle invoices, vendor payments, and accounts receivable collections between companies.

Mobile payment processing works across multiple payment rails:

• ACH and bank transfers

• Card networks (credit and debit)

• Real-time payment systems

• Invoice-based processing

These transactions are initiated or approved on smartphones and tablets, enabling payment processing anywhere business happens.

B2B mobile payment platforms handle multiple payment types while delivering enterprise-grade security and workflow automation that consumer apps cannot support.

Why B2B Mobile Payments Matter in 2026

Mobile payment systems have become operational infrastructure, not optional features. Revenue teams need instant access to payment data, approval workflows, and collection tools regardless of location.

Mobile access delivers faster collections, on-the-go approvals, and real-time payment visibility that desktop-only systems cannot match.

Faster Cash Collection Cycles

Mobile payment apps reduce days sales outstanding through four mechanisms:

• Instant delivery: invoices reach customer mobile devices immediately

• One-tap payment: embedded payment links reduce friction

• Mobile approvals: internal authorization workflows happen anywhere

• Real-time notifications: teams see when funds clear

Mobile-First Buyer Expectations

Business buyers expect the same payment convenience they experience as consumers. Mobile-optimized payment experiences reduce friction, accelerate transactions, and improve vendor relationships.

B2B Mobile Payment Methods

Businesses send and receive mobile payments through several primary methods. Different tools specialize in different approaches:

Mobile invoicing apps enable sellers to create and send invoices directly from smartphones, accelerating the entire collections cycle.

9 Best B2B Mobile Payment Apps

The following apps cover different use cases, from enterprise to small business. Each offers unique features, pricing structures, and mobile capabilities.

Shopify

With its near-endless features and capabilities, Shopify carries solutions for businesses of any size. Starting as a humble eCommerce platform, it has expanded to accommodate large enterprises.

Shopify focuses on consumer categories, including:

• Beauty and cosmetics

• Consumer electronics

• Fashion and apparel

• Food and beverage

• Home furnishings

A Shopify account is required, with subscription options that include an online store and free card reader. Higher-tiered memberships reduce card processing fees.

For larger enterprises, Shopify offers personalized migration services, wholesale sales portals, customizable APIs, and multi-channel campaign management.

Users can acquire features such as reporting, talent management, and inventory through the Shopify app store. It contains tens of thousands of applications with both free and paid versions to allow more budget flexibility.

Shopify's mobile app enables on-the-go store management, including order processing, inventory updates, and customer communication from smartphones and tablets.

One major setback Shopify has compared to other payment processing apps is the lack of options for fund transferring, accessed through Shopify Payments. Users can move funds on a specific, set schedule, but there is no option for instant transferring.

Best for: Enterprise companies selling products on the web and wanting a sophisticated online store, with options for a physical store as well.

Learn more about Shopify

Square

One of the most popular payment processing and point-of-sale applications, Square has made an empire of eCommerce solutions. It also shares the same parent company as the makers of Cash App, the ever-so-popular P2P mobile app.

Square requires no monthly fees or subscriptions and includes a free card reader.

Square offers industry-specific solution packages including Restaurants, Appointments, and Retail. Each package includes at no additional cost:

• Point-of-sale software: process transactions and manage inventory

• Online store: sell products on the web

• Team management: track employee schedules and permissions

• Business analytics: view sales and performance metrics

• Customer directory: store contact information and purchase history

• Gift cards: issue digital and physical gift cards

For an additional price, users can choose different terminals and card readers, some of which come with a monthly payment option.

Square also has additional applications which include:

• Payroll

• Loyalty

• Marketing

• Photo Studio

In addition, Square has other financial services:

• Installments, a payment service similar to Klarna

• Capital, a loan service

• Business debit card

Square's software integrates with several eCommerce platforms, including Magento, Wix, BigCommerce, GoDaddy, OpenCart, and WooCommerce. To fully take advantage of Square's capabilities including integrations, a customizable API is offered.

Square's mobile-first design and mobile POS capabilities make it a strong choice for businesses that need to accept payments anywhere business happens. The platform facilitates money transmissions from the app account to a bank account within 1-2 business days for free. Users can pay a 1.75% fee for an instant transfer.

Best for: Mid-sized companies with physical locations who want the option to expand in the future.

Learn more about Square

Stripe

Stripe specializes in online eCommerce, while Square serves businesses with physical locations. Neither charges monthly fees.

Stripe's developer-friendly API enables custom payment integrations across web and mobile platforms. Mobile SDKs support in-app payment capabilities for businesses building custom experiences.

Trade-offs to consider:

• No built-in operations tools: inventory and employee management require third-party solutions

• No PayPal processing: evaluate whether your buyers require PayPal as a payment option

• Limited hardware: no free card reader included

Best for: Mid-sized companies with online stores and a strong development team.

Learn more about Stripe

PayPal

PayPal offers mobile processing with card readers for point-of-sale transactions. No monthly fees or subscriptions required.

PayPal fund transfer options:

• To PayPal account: immediate

• To bank account:1-3 business days (free)

• Instant bank transfer:1% fee, $10 maximum

PayPal's mobile app and Venmo for Business extend payment acceptance for B2B transactions. A free card reader is included, and a multi-user feature supports team access.

Best for: Small businesses that already utilize PayPal services and want a simple solution.

Learn more about PayPal

QuickBooks GoPayment

GoPayment is QuickBooks' mobile payment processor, accepting cash, checks, credit cards, and debit cards. Requires an existing Intuit account (QuickBooks, TurboTax, or Mint).

No monthly fees and a free card reader are included. Premium tiers offer lower transaction fees and additional features.

QuickBooks mobile app syncing enables on-the-go invoicing and payment tracking. Fund transfers take 1-2 business days for free, with an instant deposit option available for a 1.75% fee.

Limitations to consider:

• Limited hardware options (two card reader models only)

• No employee management tools

• No inventory management features

• Compatible with select third-party terminals and devices

Best for: Companies utilizing QuickBooks or other Intuit products, or planning to in the future.

Learn more about QuickBooks GoPayment

BILL

BILL (formerly Bill.com) is a leading B2B payment platform designed specifically for business-to-business transactions, not consumer or retail payments. The platform handles both accounts payable and accounts receivable automation.

BILL's mobile app enables payment approvals and processing from anywhere. The platform integrates with major accounting software including QuickBooks, Xero, and NetSuite, syncing payment data automatically.

Key BILL capabilities:

• AP automation: schedule and approve vendor payments

• AR automation: send invoices and collect payments

• Mobile approvals: approve payments on the go

• Virtual card capabilities for supplier payments

Best for: Mid-market to enterprise companies wanting dedicated B2B payment automation with strong accounting software integration.

Learn more about BILL

Tipalti

Tipalti is an enterprise-focused global payables automation platform suited for mid-market to enterprise companies with high supplier payment volumes. The platform handles mass payments to suppliers and contractors across multiple countries.

Tipalti features:

• Global payments: pay suppliers in 196 countries

• Compliance: built-in tax and regulatory compliance

• Mobile: approve payments from anywhere

• Multi-currency support

Best for: Enterprise companies with global supplier networks requiring multi-currency payment capabilities and tax compliance automation.

Learn more about Tipalti

Melio

Melio is a B2B payment platform for small businesses. The platform enables businesses to pay vendors by bank transfer or card, even if the vendor only accepts checks.

Melio capabilities:

• ACH transfers: free bank transfers with limits based on subscription tier (5 free transfers/month on the free plan, higher limits on paid plans)

• Card option: pay by card even to vendors who don't accept cards

• Check handling: Melio prints and mails checks if needed

• Schedule payments in advance

• Mobile app for on-the-go payment management

• Sync with QuickBooks and Xero

Best for: Small businesses wanting to modernize payments with flexible pricing options including a free starter plan.

Learn more about Melio

Versapay

Versapay is an accounts receivable automation platform with strong mobile and self-service payment portal capabilities. The platform is suited for B2B companies wanting to improve customer payment experience.

Versapay features:

• Customer portal: buyers self-serve payments anytime

• Automated collections: reduce manual follow-up

• Cash application: auto-match payments to invoices

• ERP integration for data synchronization

Best for: B2B companies focused on improving accounts receivable processes and reducing collection cycles.

Learn more about Versapay

B2B Mobile Payment Security

Mobile payment apps must protect sensitive financial data during transmission and storage. Evaluate platforms based on these security requirements:

• Tokenization: card data replaced with secure tokens

• Encryption: data protected during transmission

• MFA: multi-factor authentication for payment approvals

• PCI DSS compliance: vendor meets payment card industry standards

PCI DSS compliance is table stakes. Verify certification documentation before implementation.

ERP and Accounting Integrations

ERP and accounting integrations enable automated reconciliation, real-time visibility, and reduced manual data entry. Strong integrations sync bidirectionally, meaning payment data flows back to your accounting system automatically.

Common integration targets:

• QuickBooks

• Xero

• NetSuite

• Sage

• SAP

• Microsoft Dynamics

Without proper integrations, finance teams manually enter payment data into accounting systems. Bidirectional sync eliminates this work, reduces errors, and enables payment intelligence platforms like ZoomInfo to enrich CRM data with financial signals.

How to Choose a B2B Mobile Payment App

No application is one-size-fits-all, which makes it important to choose one that suits your company's unique needs. Evaluate platforms based on specific criteria that match your operational requirements.

Evaluation checklist:

• Hardware needs: What devices does your team use?

• Transfer timing: How quickly must funds settle?

• Integration requirements: What systems must the app connect to?

• Fee structure: Flat rate, interchange-plus, or subscription?

• Mobile capabilities: Does the app support full functionality on mobile?

• Security certifications: Does the vendor meet PCI DSS and other compliance standards?

• Customer support: What support channels are available?

Though it can be daunting to compare every little feature of each app, choosing the right one can make all the difference for overall efficiency and profitability. The right platform reduces manual work, accelerates collections, and improves vendor relationships.

How ZoomInfo Helps Payments and Fintech Teams

For companies selling B2B mobile payment solutions, finding buyers actively evaluating platforms is the challenge. ZoomInfo's GTM Context Graph combines buyer intent data, technographic signals, and firmographics to identify accounts in-market for payment solutions.

ZoomInfo capabilities for payments and fintech teams:

• Buyer intent signals: identify companies researching payment platforms, ACH providers, and mobile processing solutions

• Technographic data: see which companies use legacy payment systems or complementary tools

• Verified contacts: reach finance and operations decision-makers across 500M+ contacts

• GTM Workspace: execute targeted outreach when accounts show payment evaluation signals

ZoomInfo's 100M+ company profiles surface which accounts are evaluating payment platforms right now. GTM Workspace enables sales teams to act on these signals immediately.

Talk to our team to learn how ZoomInfo helps payments and fintech teams find and win customers faster.