Best Installment Payment and Buy Now Pay Later (BNPL) Software - Page 2

How Many Installment Payment and Buy Now Pay Later (BNPL) Software Products Does G2 Track?

Total Products under this Category: 75

Category Stats (Oct 2026)

  • Average Rating: 4.43/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: mondu (+9.08%) - Among all products in this category, mondu recorded the largest rating increase compared to last month

Last updated: October 01, 2026

How Does G2 Rank Installment Payment and Buy Now Pay Later (BNPL) Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 4,000+ Authentic Reviews
  • 75+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Installment Payment and Buy Now Pay Later (BNPL) Software

G2 Grid® for Installment Payment and Buy Now Pay Later (BNPL) Software plotting products by satisfaction and market presence

Highlighted products: PayPal Payments, PayPal Pay Later, Sunbit, Affirm, Zip for Business, Sezzle, Afterpay, and Klarna.

Underlying data: [Grid® JSON](https://www.g2.com/categories/installment-payment-and-buy-now-pay-later-bnpl/grids.json?focus%5B%5D=paypal&focus%5B%5D=paypal-paypal-pay-later&focus%5B%5D=sunbit&focus%5B%5D=affirm&focus%5B%5D=zip-for-business&focus%5B%5D=sezzle&focus%5B%5D=afterpay&focus%5B%5D=klarna)

Credit Key

Credit Key is the leading provider of flexible, buy now pay later payments for B2B transactions. Organizations focused on growth rely on Credit Key to offer their business customers greater access to capital, faster approvals, and extended payment terms using embedded financing. With instant credit decisions at the point of sale across all buying channels, merchant partners can meet the rising demands of modern B2B buyers by providing a streamlined, omnichannel experience for all of their customer segments—from sole proprietorships to enterprise brands. Credit Key gives customers two ways to pay, so financing fits the purchase: Net Terms for everyday operating supplies, letting customers buy what they need now and pay on flexible terms without tying up working capital; and Monthly Installments for bigger investments in equipment, inventory, or growth, letting customers spread the cost over up to 12 months. Either way, we assume 100% of the payment risk and pay our merchant partners within 48 hours. Our solution is proven to boost revenue for merchants, while enabling borrowers to better manage cash flow and grow their business. Credit Key is revolutionizing the traditionally long and cumbersome business financing process. Our innovative solutions are designed to drive business growth for merchant partners and customers alike.

Average Rating: 4.7/5.0

Total Reviews: 34

How Do G2 Users Rate Credit Key?

  • Quality of Support: 8.7/10 (Category avg: 8.5/10)
  • Payment Scheduling: 9.2/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.6/10 (Category avg: 8.4/10)
  • E-commerce Integration: 9.1/10 (Category avg: 8.6/10)

Who Is the Company Behind Credit Key?

Who Uses This Product?

  • Top Industries: Restaurants, Business Supplies and Equipment
  • Company Size: 56% Small, 44% Medium

What Are Recent G2 Reviews of Credit Key?

What Are G2 Users Discussing About Credit Key?

Simpl

Simpl is a payment option designed to help users make multiple payments easily.

Average Rating: 4.1/5.0

Total Reviews: 17

How Do G2 Users Rate Simpl?

  • Quality of Support: 7.5/10 (Category avg: 8.5/10)

Who Is the Company Behind Simpl?

Who Uses This Product?

  • Top Industries: Food & Beverages
  • Company Size: 65% Small, 18% Large

What Are Recent G2 Reviews of Simpl?

What Are G2 Users Discussing About Simpl?

ViaBill

ViaBill is changing the way people shop online. We offer a payment solution that empowers shoppers to have the freedom of choice by allowing them to buy now and pay in easy monthly installment with 0% interest. ViaBill seamlessly integrates into your website's checkout flow and enables higher conversion, larger AOV, and revenue. We work with thousands of merchants across the world to create a better shopping experience and transform the overall customer journey.

Average Rating: 4.2/5.0

Total Reviews: 17

How Do G2 Users Rate ViaBill?

  • Quality of Support: 7.6/10 (Category avg: 8.5/10)
  • Payment Scheduling: 10.0/10 (Category avg: 8.9/10)
  • Loyalty Management: 10.0/10 (Category avg: 8.4/10)
  • E-commerce Integration: 8.6/10 (Category avg: 8.6/10)

Who Is the Company Behind ViaBill?

  • Seller: ViaBill
  • Year Founded: 2014
  • HQ Location: Copenhagen, Capital Region
  • Twitter: @ViaBill
    1 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    69 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: CEO
  • Company Size: 82% Small, 12% Medium

What Are Recent G2 Reviews of ViaBill?

What Are G2 Users Discussing About ViaBill?

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TABBY

tabby increases sales by letting shoppers shop now and pay after delivery or in instalments while you get paid in full, all upfront.

Average Rating: 3.9/5.0

Total Reviews: 13

How Do G2 Users Rate TABBY?

  • Quality of Support: 7.3/10 (Category avg: 8.5/10)
  • Payment Scheduling: 7.1/10 (Category avg: 8.9/10)
  • Loyalty Management: 6.8/10 (Category avg: 8.4/10)
  • E-commerce Integration: 7.0/10 (Category avg: 8.6/10)

Who Is the Company Behind TABBY?

  • Seller: tabby
  • Year Founded: 2019
  • HQ Location: Riyadh, SA
  • LinkedIn® Page: www.linkedin.com
    4,672 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 69% Small, 31% Medium

What Do G2 Reviewers Say About TABBY?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the large credit limits and extensive merchant options offered by Tabby, enhancing their shopping experience.
  • Users appreciate the large credit limits offered by Tabby, providing flexibility across a wide range of merchants.
Cons
  • Users report difficulties with account access issues due to late payment fees and AI-blocked cards impacting their experience.
  • Users face late payment fees and issues with blocked cards due to AI decisions, impacting their experience negatively.

What Are Recent G2 Reviews of TABBY?

Vartana, a Capchase company

Vartana, a Capchase company, is an AI-powered B2B enterprise sales and financing platform that enables vendors to close deals at lightning-fast speeds by offering automated credit approvals, flexible payment terms, and a smooth checkout experience. Vartana helps vendors easily configure deals directly from their CRMs like Salesforce, HubSpot, Microsoft Dynamics, and Zoho. Vartana's automation helps vendors seamlessly craft payment options that align with their customer’s needs and close fast. Founded in 2020 by Kush Kella and Ahmed Sharif, acquired by Capchase in 2025.  Learn more: https://www.capchase.com/blog/capchase-acquires-vartana

Average Rating: 4.9/5.0

Total Reviews: 24

How Do G2 Users Rate Vartana, a Capchase company?

  • Quality of Support: 9.7/10 (Category avg: 8.5/10)
  • Payment Scheduling: 9.4/10 (Category avg: 8.9/10)
  • Loyalty Management: 9.0/10 (Category avg: 8.4/10)
  • E-commerce Integration: 9.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Vartana, a Capchase company?

  • Seller: Capchase
  • Year Founded: 2020
  • HQ Location: New York, New York
  • Twitter: @Capchase
    2,443 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    100 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 79% Large, 17% Medium

What Are Recent G2 Reviews of Vartana, a Capchase company?

Postpay

Postpay is a financial technology company that offers a "buy now, pay later" (BNPL service, enabling customers to make purchases immediately and spread the cost over time with interest-free installments. Founded in 2019 and headquartered in Dubai, Postpay partners with thousands of retailers across the UAE and Saudi Arabia, providing consumers with flexible and transparent payment options. The service seamlessly integrates with merchants' online and in-store platforms, allowing businesses to offer an alternative payment solution that can enhance conversion rates and average order values. Postpay is committed to delivering a user-friendly experience, ensuring that customers can manage their financial health while enjoying their desired products without hidden fees. Key Features and Functionality: - Interest-Free Installments: Customers can split their purchases into three equal payments without incurring any interest or fees. - Seamless Integration: Postpay integrates effortlessly with merchants' online stores and in-store systems, providing a smooth checkout experience. - Wide Merchant Network: The platform collaborates with a diverse range of retailers, offering consumers flexibility in shopping across various brands and sectors. - User-Friendly Process: The sign-up and checkout processes are straightforward, requiring minimal personal information to ensure quick transactions. - Risk Management: Postpay assumes full responsibility for payment risks on behalf of the merchant, mitigating concerns related to fraud and credit. - Compliance and Security: The service is Shariah-compliant and PCI DSS certified, ensuring secure handling of cardholder data. Primary Value and User Solutions: Postpay addresses the need for flexible and transparent payment solutions in the retail sector. For consumers, it offers a manageable financial arrangement, allowing them to acquire products immediately and pay over time without additional costs. This flexibility enhances the shopping experience and promotes responsible spending. For merchants, Postpay provides a tool to increase sales and customer loyalty by offering an appealing payment option that can lead to higher conversion rates and larger average order values. By eliminating the challenges associated with cash on delivery and assuming payment risks, Postpay supports businesses in streamlining operations and focusing on growth.

Average Rating: 4.6/5.0

Total Reviews: 19

How Do G2 Users Rate Postpay?

  • Quality of Support: 9.1/10 (Category avg: 8.5/10)
  • Payment Scheduling: 9.1/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.9/10 (Category avg: 8.4/10)
  • E-commerce Integration: 9.1/10 (Category avg: 8.6/10)

Who Is the Company Behind Postpay?

  • Seller: Postpay
  • Year Founded: 2019
  • HQ Location: Dubai, Dubai
  • LinkedIn® Page: www.linkedin.com
    15 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 58% Small, 42% Medium

What Are Recent G2 Reviews of Postpay?

Laybuy

Buy now, pay later provider. Laybuy let's your customers purchase & receive their order today whilst spreading the total cost over 6 weekly payments, interest free.

Average Rating: 4.3/5.0

Total Reviews: 10

How Do G2 Users Rate Laybuy?

  • Quality of Support: 7.7/10 (Category avg: 8.5/10)
  • Payment Scheduling: 8.8/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.8/10 (Category avg: 8.4/10)
  • E-commerce Integration: 8.7/10 (Category avg: 8.6/10)

Who Is the Company Behind Laybuy?

  • Seller: Laybuy
  • Year Founded: 2017
  • HQ Location: Auckland, New Zealand
  • Twitter: @PaybyLaybuy
    2,111 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    11 employees on LinkedIn®
  • Ownership: ASX: LBY

Who Uses This Product?

  • Company Size: 60% Small, 20% Medium

What Are Recent G2 Reviews of Laybuy?

Four

Four helps Retailers lower cart abandonment and lift AOV by offering a flexible split payment option at Checkout. Retailers get paid up-front and customers get to pay over time interest-free.

Average Rating: 4.1/5.0

Total Reviews: 10

How Do G2 Users Rate Four?

  • Quality of Support: 6.9/10 (Category avg: 8.5/10)
  • Payment Scheduling: 8.8/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.8/10 (Category avg: 8.4/10)
  • E-commerce Integration: 8.8/10 (Category avg: 8.6/10)

Who Is the Company Behind Four?

  • Seller: Four Technologies
  • Year Founded: 2018
  • HQ Location: Miami, US
  • Twitter: @PayWithFour
    316 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    35 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Medium, 40% Small

What Do G2 Reviewers Say About Four?

AI-generated summary from verified user reviews

Pros
  • Users value the higher purchase credit offered by Four, appreciating the easy application and payment process.
  • Users appreciate the higher purchase credit offered by Four, enjoying the ease of application and payment processes.
  • Users appreciate the ease of use of the Four application, facilitating simple transactions and credit management.
Cons
  • Users express concern about the limited availability of merchants, impacting their overall experience with Four.

What Are Recent G2 Reviews of Four?

EasyPay

EasyPay Finance meets the needs of retailers and auto repair dealers by providing simple and affordable payment plans for their customers.

Average Rating: 4.4/5.0

Total Reviews: 31

How Do G2 Users Rate EasyPay?

  • Quality of Support: 8.7/10 (Category avg: 8.5/10)
  • Payment Scheduling: 8.2/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.6/10 (Category avg: 8.4/10)
  • E-commerce Integration: 8.5/10 (Category avg: 8.6/10)

Who Is the Company Behind EasyPay?

  • Seller: EasyPay
  • Year Founded: 2001
  • HQ Location: Carlsbad, CA
  • Twitter: @EasyPay_Finance
    107 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    91 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 69% Small, 25% Medium

What Do G2 Reviewers Say About EasyPay?

AI-generated summary from verified user reviews

Cons
  • Users express concern over the lack of credit score reporting, resulting in unexpected high interest payments.
  • Users are frustrated with payment issues due to unreported payments leading to high interest charges.

What Are Recent G2 Reviews of EasyPay?

FuturePay

FuturePay is a payment option that lets your customers buy now and pay later – without a credit card.

Average Rating: 4.2/5.0

Total Reviews: 10

How Do G2 Users Rate FuturePay?

  • Quality of Support: 8.3/10 (Category avg: 8.5/10)
  • Payment Scheduling: 7.9/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.0/10 (Category avg: 8.4/10)
  • E-commerce Integration: 7.7/10 (Category avg: 8.6/10)

Who Is the Company Behind FuturePay?

  • Seller: FuturePay
  • Year Founded: 2019
  • HQ Location: New York, New York
  • Twitter: @Futurepay_HQ
    24 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    12 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Small, 40% Medium

What Are Recent G2 Reviews of FuturePay?

What Are G2 Users Discussing About FuturePay?

Splitit

Splitit revolutionizes payment solutions by enabling card-linked installments without new loans or fees, leveraging consumers' existing credit. As the only embedded white-label omnichannel payments provider of its kind, Splitit empowers enterprise merchants to achieve higher conversion rates and increased transaction values without losing customers to third-party BNPL providers. Its innovative, consumer-friendly approach spans diverse sectors, including jewelry, dental care, and education. By future-proofing payments with a model that prioritizes consumer protection and merchant success, Splitit sets a new standard in the industry.

Average Rating: 4.1/5.0

Total Reviews: 18

How Do G2 Users Rate Splitit?

  • Quality of Support: 8.2/10 (Category avg: 8.5/10)
  • Payment Scheduling: 7.7/10 (Category avg: 8.9/10)
  • Loyalty Management: 6.9/10 (Category avg: 8.4/10)
  • E-commerce Integration: 7.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Splitit?

  • Seller: Splitit
  • Year Founded: 2012
  • HQ Location: Atlanta, US
  • Twitter: @splitit
    1,370 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    96 employees on LinkedIn®
  • Ownership: ASX:SPT

Who Uses This Product?

  • Top Industries: Consumer Goods
  • Company Size: 75% Small, 25% Medium

What Do G2 Reviewers Say About Splitit?

AI-generated summary from verified user reviews

Cons
  • Users warn against fraudulent activities with Splitit, causing credit card issues and unauthorized charges despite payment plans.
  • Users express frustration over late fees and unauthorized charges, leading to credit card issues and dissatisfaction.
  • Users report frustrating payment issues with Splitit, including unauthorized charges that max out credit cards unexpectedly.

What Are Recent G2 Reviews of Splitit?

What Are G2 Users Discussing About Splitit?

Alternative Payments

Alternative Payments is a full-service B2B payments platform that simplifies and automates payments for you and your customers. Offer your customers a white-labeled and secure platform to pay invoices with numerous payment methods (ACH, credit cards, and Pay in Installments). Integrate with leading accounting and PSA software solutions to sync invoices and make auto-reconciliation a breeze. Enable automations like auto-pay and automated email reminders to save you time and collect invoices faster, and unlock data insights to give you complete visibility on payments and better predict cash flow. All in one platform.

Average Rating: 4.7/5.0

Total Reviews: 11

How Do G2 Users Rate Alternative Payments?

  • Quality of Support: 9.0/10 (Category avg: 8.5/10)
  • Payment Scheduling: 6.7/10 (Category avg: 8.9/10)
  • Loyalty Management: 6.7/10 (Category avg: 8.4/10)
  • E-commerce Integration: 7.5/10 (Category avg: 8.6/10)

Who Is the Company Behind Alternative Payments?

  • Seller: Alternative Finance
  • Year Founded: 2021
  • HQ Location: New York, United States
  • Twitter: @Alt_Payments
    16 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    93 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 82% Small, 9% Large

What Are Recent G2 Reviews of Alternative Payments?

Comfi

Comfi is a BNPL for B2B SaaS vendors. Comfi integrates in your sales processes to help you sell more annual contracts by providing your customers with payment flexibility and access to annual discounts, while you get paid upfront. Your customers sign up for annual, but pay monthly. You, as a vendor, get the whole some upfront. Comfi takes the risks and collects from customers.

Average Rating: 4.1/5.0

Total Reviews: 7

How Do G2 Users Rate Comfi?

  • Quality of Support: 8.1/10 (Category avg: 8.5/10)
  • Payment Scheduling: 8.7/10 (Category avg: 8.9/10)
  • Loyalty Management: 9.2/10 (Category avg: 8.4/10)
  • E-commerce Integration: 9.2/10 (Category avg: 8.6/10)

Who Is the Company Behind Comfi?

Who Uses This Product?

  • Company Size: 86% Small, 14% Medium

What Do G2 Reviewers Say About Comfi?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the convenience of Comfi, enjoying its ability to automate home tasks effortlessly.
Cons
  • Users face significant payment issues with Comfi, experiencing delays and unfulfilled financial obligations that complicate transactions.
  • Users express frustration over poor customer support, highlighting unfulfilled payments and unresponsive communication from Comfi.

What Are Recent G2 Reviews of Comfi?

Partial.ly

Partial.ly is payment plan software that lets merchants turn any purchase, deposit, or invoice into a custom installment plan — no lender, no credit checks. Merchants set their own down payment, schedule, and terms, and Partial.ly automates billing, retries, and collections from there. It connects with your existing software and can be used standalone, via API, or fully white-labeled. Join thousands of businesses that have used Partial.ly to convert high-ticket sales and grow their business, processing over $350 million in payments across 1.7 million customer accounts.

Average Rating: 4.4/5.0

Total Reviews: 15

How Do G2 Users Rate Partial.ly?

  • Quality of Support: 9.2/10 (Category avg: 8.5/10)
  • Payment Scheduling: 8.7/10 (Category avg: 8.9/10)
  • Loyalty Management: 8.3/10 (Category avg: 8.4/10)
  • E-commerce Integration: 8.3/10 (Category avg: 8.6/10)

Who Is the Company Behind Partial.ly?

  • Seller: Partial.ly
  • Year Founded: 2015
  • HQ Location: Tampa
  • Twitter: @partiallyapp
    112 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    5 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Are Recent G2 Reviews of Partial.ly?

Bread Pay

Bread Financial is a leading provider of simple, personalized payment, lending, and saving solutions. We create opportunities for our customers and partners through digitally-enabled choices that offer ease, empowerment, and financial flexibility

Average Rating: 4.0/5.0

Total Reviews: 6

How Do G2 Users Rate Bread Pay?

  • Quality of Support: 8.3/10 (Category avg: 8.5/10)
  • Payment Scheduling: 7.9/10 (Category avg: 8.9/10)
  • Loyalty Management: 7.9/10 (Category avg: 8.4/10)
  • E-commerce Integration: 7.2/10 (Category avg: 8.6/10)

Who Is the Company Behind Bread Pay?

  • Seller: Bread Financial
  • Year Founded: 1996
  • HQ Location: Columbus, Ohio, United States
  • Twitter: @breadfinancial
    6,006 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    4,253 employees on LinkedIn®
  • Ownership: NYSE: BFH

Who Uses This Product?

  • Company Size: 50% Small, 33% Medium

What Do G2 Reviewers Say About Bread Pay?

AI-generated summary from verified user reviews

Cons
  • Users find the cumbersome interface of Bread Pay less intuitive compared to other wallet options.

What Are Recent G2 Reviews of Bread Pay?

Nathan Calabrese
NC
Researched and written by Nathan Calabrese
Updated October 3, 2024