Trusted by 100,000+ Businesses Nationwide

Complete Payment Solutions for All Business Types

Professional credit card processing, advanced POS systems including POSalon for beauty salons and Eatery POS for restaurants, plus cutting-edge technology machines. Trusted by thousands of businesses nationwide with 24/7 multilingual support.

Available in English · 中文 · Español · Tiếng Việt · 한국어
100,000+
Satisfied Businesses
24/7
Customer Support
5
Languages Supported
1
Business Day Funding
CREDIT CARD PROCESSING

Start Accepting Credit Cards Today — at One Low Flat Rate

All In One Payment Solutions makes it simple and affordable for any business to accept all major credit and debit cards. Whether you run a restaurant, retail store, salon, or e-commerce site, we have the right solution for you — with transparent pricing, no surprises, and same-day setup.

  • Accept Visa, Mastercard, Amex, Discover & more
  • Contactless NFC & Apple Pay / Google Pay
  • EMV chip, swipe & PIN pad support
  • Real-time transaction processing
  • End-to-end encryption & fraud protection
  • Online, in-store & mobile payment options
  • EBT / WIC accepted for eligible businesses
  • Next-day funding available

We Serve All Business Types

🍽️
Restaurants
Swipe / Phone Order
🛍️
Retail Stores
Swipe / Pinpad / EBT
💻
eCommerce
Online / Mail Order
💄
Beauty & Nail Salons
Wireless / Mobile
🏪
Mini Markets
Swipe / EBT / WIC
🍺
Liquor Stores
Swipe / Pinpad
WHY CHOOSE US

More Than Just Payment Processing

We are your long-term business partner — providing the technology, support, and expertise to help your business grow.

One Low Flat Rate

Transparent pricing with no hidden fees. One competitive flat rate for all card types — Visa, Mastercard, Amex, Discover.

Next-Day Funding

Get quick access to your funds as soon as the next business day with your linked bank account.

24/7 Multilingual Support

Dedicated support team available around the clock in English, Chinese, Spanish, Vietnamese, and Korean.

Dedicated Account Manager

Every merchant gets a personal account manager to help set up, optimize, and grow your payment operations.

PCI Compliant & EMV Encrypted

Bank-grade security with full EMV chip encryption, PCI compliance, and real-time fraud protection on every transaction.

Business Insights & Analytics

Turn payment data into actionable insights. Track sales trends, peak hours, and customer behavior to grow smarter.

OUR PRODUCTS

Industry-Specific POS Solutions

Specialized systems built for your industry — not generic software adapted to fit.

Eatery POS
🍽️
Eatery POS

Complete restaurant management — POS station, iPad tablet, self-order kiosk, eMenu tablet, online ordering & KDS.

POS StationiPad TabletSelf-Order KioskOnline Ordering
POSalon
💄
POSalon

All-in-one salon management — appointments, VIP members, gift cards, employee management & loyalty rewards.

AppointmentVIP MemberGift CardLoyalty Rewards
SOON
BB365

Beauty Booking 365 — the Booksy + Groupon of beauty. Online booking, branded storefront, social feed, deals & in-store POS.

Online BookingDeals & CouponsSocial FeedIn-Store POS
Payment Terminals
💳
Payment Terminals

PAX, Clover, First Data, CodePay & Pinpad — countertop, wireless, and mobile terminals for every business need.

PAXCloverFirst DataCodePay
PAYMENT TERMINALS

The Right Terminal for Every Business

From compact PIN pads to full-featured smart terminals — we carry PAX, Clover, First Data, CodePay, and Pinpad devices to match your workflow.

PAX A35 PinpadPAX A35

Pinpad / Customer-Facing Display

Counter

Models: PAX A35 · Verifone P400 · Ingenico Lane 3000

Sits in front of the customer at the checkout counter. Customers sign directly on the screen, enter their PIN, and choose tip amounts — no need to hand over the terminal. Reduces wait time and improves the checkout experience.

Customer Self-SignPIN EntryTip SelectionEMV ChipNFC Tap-to-Pay
Best for: Retail stores, nail salons, restaurants, any counter-service business
PAX A920 WirelessPAX A920

Wireless / Wi-Fi Terminal

Mobile

Models: PAX A920 Pro · PAX A920 · CodePay Mobile

Untethered and battery-powered — bring the terminal to the customer anywhere in your space. Perfect for tableside payments at restaurants, pop-up events, farmers markets, and businesses without a fixed counter.

Wi-Fi & 4G LTEBattery PoweredBuilt-in PrinterTableside PayNFC Contactless
Best for: Restaurants, food trucks, pop-up shops, market vendors, delivery drivers
Clover Flex 3Clover Flex 3

Clover Flex 3

Countertop + Mobile

The ultimate 2-in-1 terminal. Use it as a full countertop station at your register, then unplug and take it on the road for house calls, on-site services, or tableside checkout. Android-powered with a large touchscreen and built-in receipt printer.

Android TouchscreenBuilt-in PrinterWorks as CountertopWorks as MobileApp EcosystemNFC + EMV + Swipe
Best for: Salons, home-service providers, food delivery, any business that works both in-store and on-the-go
First Data FD150First Data FD150

Countertop / Wi-Fi Terminal

Fixed Station

Models: PAX A80 · First Data FD150 · CodePay Station

A reliable, always-on terminal for high-volume counters. Connects via Ethernet or Wi-Fi for fast, stable processing. Large touchscreen, built-in thermal printer, and support for all payment types including swipe, chip, tap, and EBT.

PAX A80First Data FD150CodePayEthernet + Wi-FiEBT / WIC ReadyHigh Volume
Best for: Grocery stores, liquor stores, retail, restaurants with fixed checkout counters
SECURITY & COMPLIANCE

Bank-Grade Security on Every Transaction

Your customers' payment data is protected with the highest level of security. We are fully PCI DSS compliant and use end-to-end EMV encryption so you can accept payments with confidence.

PCI DSS Compliant
EMV Chip Encrypted
Fraud Protection
Secure Tokenization
SSL Encrypted
3D Secure Support
PCI Compliant
Meets all PCI DSS standards for cardholder data protection
EMV Encrypted
Full chip card encryption on every swipe and tap
Real-Time Alerts
Instant fraud detection and transaction monitoring
Global Standards
Compliant with international payment security standards

What Our Clients Say

Real businesses. Real results.

"Switching to All In One Payment was the best decision for my restaurant. The rates are unbeatable and their Eatery POS system transformed how we manage orders."

David Chen
Golden Dragon Restaurant, NYC

"The POSalon system is incredible. My staff can manage appointments and payments seamlessly. The multilingual support in Spanish is a huge plus for my team."

Maria Rodriguez
Bella Nail Salon, Queens

"Fast setup, competitive rates, and excellent support. They handle EBT and all card types. I recommend All In One to every business owner I know."

James Park
K-Mart Grocery, Brooklyn

Ready to Get Started?

Get a free consultation and custom quote today. Our team speaks your language and is available 24/7.