# Best Installment Payment and Buy Now Pay Later (BNPL) Software - Page 6

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

**Total Products under this Category:** 66

### Category Stats (Aug 2026)

- **Average Rating:** 4.41/5 The average rating of products in this category, based on all submitted ratings
- **Top Trending Product:** Ratio (+3.28%) - Among all products in this category, Ratio recorded the largest rating increase compared to last month

_Last updated: August 05, 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
- 3,900+ Authentic Reviews
- 66+ 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](https://www.g2.com/categories/installment-payment-and-buy-now-pay-later-bnpl/grids.png?focus%5B%5D=1222&focus%5B%5D=107452&focus%5B%5D=1680910&focus%5B%5D=75417&focus%5B%5D=122728&focus%5B%5D=87565&focus%5B%5D=87566&focus%5B%5D=10629)

Highlighted products: PayPal Payments, Sunbit, PayPal Buy Now Pay Later, Affirm, Zip for Business, Afterpay, Sezzle, 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=sunbit&focus%5B%5D=paypal-buy-now-pay-later&focus%5B%5D=affirm&focus%5B%5D=zip-for-business&focus%5B%5D=afterpay&focus%5B%5D=sezzle&focus%5B%5D=klarna)

**Sponsored**

### Nickel

Cashflow is the lifeblood of every American business, yet the financial services you rely on to move, save, and borrow money quietly bleed it. Nickel is a different kind of company. We're an all-in-one accounts payable (AP) and accounts receivable (AR) platform that gives your business the financial products, software, and AI it needs to grow its cashflow. We only succeed when you succeed, which is why we do the one thing our peers won't: we publish exactly how we make money on every product. It's not a marketing stunt. It's the most transparent payment processor you'll find, and a new bar for the industry. More than 25,000 B2B businesses, and the accountants who serve them, run their cashflow on Nickel with free unlimited ACH and some of the lowest fees in the industry. Here's what you can do with Nickel: Get paid faster, Accounts Receivable. Create branded payment links and payment portals in seconds and share them by text, email, or your website. Customers pay by card, ACH, or check, and they never need a Nickel account. Save payment methods on file with Nickel Plus to enable one-click and recurring payments. Pay vendors without the busywork, Accounts Payable. Pay any business, 1099 contractor, or individual by ACH, card, wire, or mailed check using just their email address. Set custom approval workflows so large payments always get the right sign-off. Keep more of every dollar, transparent by design. Free unlimited ACH with no per-transaction percentage and no volume cap, on the Nickel Core plan with no monthly fee. No chargeback fees and no hidden costs, plus a published breakdown of how we make money on every product. Competitive 2.9% flat-rate card processing on all domestic cards, with the option to pass card fees to the payer. Built to handle high-value B2B transactions up to $1M without a hitch on Nickel Plus. Stay in sync and in control. Native QuickBooks sync (Online, Desktop, and Enterprise) means every payment matches your books one-to-one, with no batch deposits and no double entry. A Master Account and Subaccount structure lets you manage multiple businesses or clients under a single login. Earn 2% APY on idle cash in Nickel Balance, accrued daily. Developers can build on Nickel's REST API and webhooks for ACH, card, and wire with Nickel Pro. Backed by AI and real humans. CC Penny, Nickel's AI accountant, on any email to coordinate and handle a payment for you. And when money's on the line, a US-based support team is ready to assist you. We're setting an audacious new bar for transparency in financial services, and we want you to hold us to it. Don't ever settle for less. Join 25,000+ businesses moving their money on Nickel. Get started for free in five minutes, with no credit card required.

[Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list_llm&secure%5Bcategory_id%5D=1578&secure%5Bchosen_at%5D=2026-08-11T11%3A54%3A45Z&secure%5Bdisplayable_resource_id%5D=1975&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=neighbor_category&secure%5Bplacement_resource_ids%5D%5B%5D=1975&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=1370291&secure%5Bresource_id%5D=1578&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Finstallment-payment-and-buy-now-pay-later-bnpl%3Fpage%3D6&secure%5Btoken%5D=5f2e0d95846fdb666e85068a0ed79101f08d84b57e6e9b4e6eaa6b88116fe70f&secure%5Burl%5D=https%3A%2F%2Fwww.getnickel.com%2Fproducts%2Ffree-ach-payments&secure%5Burl_type%5D=free_trial)

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Spotlight Categories

[Payment Processing Software](https://www.g2.com/categories/payment-processing)

[Relational Databases](https://www.g2.com/categories/relational-databases)

[Contact Center Software](https://www.g2.com/categories/contact-center)

[Purchasing Software](https://www.g2.com/categories/purchasing-software)

[Quality Management Systems (QMS)](https://www.g2.com/categories/quality-management-qms)

Similar Categories

- [Payment Gateways](/categories/payment-gateways)
- [Embedded Payments](/categories/embedded-payments)
- [Failed Payment Recovery](/categories/failed-payment-recovery)

- [Payment Analytics](/categories/payment-analytics)
- [Payment Card Issuance](/categories/payment-card-issuance)
- [Payment Processing](/categories/payment-processing)

- [Payments Orchestration](/categories/payments-orchestration)

[Browse Installment Payment and Buy Now Pay Later (BNPL) Themes](/categories/installment-payment-and-buy-now-pay-later-bnpl/themes)

 ![Nathan Calabrese](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Nathan Calabrese")
NC

Researched and written by [Nathan Calabrese](https://research.g2.com/insights/author/nathan-calabrese)

Updated October 3, 2024

Installment payment and buy now pay later (BNPL) software facilitates a business’ ability to offer customers the option to purchase products and services over time through a set number of regular payments. Businesses embed these solutions into their online store or integrate them with their invoicing software to offer flexible payment options. Because of the flexibility associated with installment payments, these solutions enable a business to potentially attract new customers and sell more high-priced items within their e-commerce store. This type of software can also benefit marketplace providers such as Etsy or eBay, which use BNPL to allow their sellers to receive installment payments.

These tools need to integrate with [e-commerce platforms](https://www.g2.com/categories/e-commerce-platforms) to provide options for installment payment at checkout and with [payment gateways](https://www.g2.com/categories/payment-gateways) to process payments. Furthermore, all payment data needs to be transferred to financial systems, which requires integration with [accounting software](https://www.g2.com/categories/accounting).

To qualify for inclusion in the Installment Payment and Buy Now Pay Later (BNPL) category, a product must:

- Provide the option to pay for purchases by choosing from multiple installment plans
- Manage the amount, timeframe, and number of installments available
- Define multiple installment plans that can be assigned to different products and services
- Apply appropriate interest and fees if the installments are late or unpaid
- Send personalized payment notifications to both customers and businesses
- Integrate with e-commerce platforms, payment gateways, or invoicing software
- Analyze the impact of buy now pay later options on customer satisfaction
- Comply with security and privacy compliance regulations such as PCI DSS

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