20 beste B2B-Buchhaltungssoftware im Test 2026

Puzzle.io is a modern accounting platform built for startups and small businesses. It combines automation, AI, and real-time reporting to help you manage your finances more efficiently.

Why I picked Puzzle.io: Puzzle stands out because it automates complex accounting tasks like revenue recognition and accruals. If your business uses Stripe for subscription billing, Puzzle can automatically handle tricky calculations like accrued revenue, deferred revenue, MRR, and ARR—all with a single click. Another reason I chose Puzzle is its ability to generate real-time financial statements and reconcile transactions as they come in. This feature allows you to make informed decisions quickly, without waiting for month-end close.

Standout features & integrations:

Features include AI-powered categorization that learns from your financial patterns, automatically categorizing transactions for more accuracy. Additionally, Puzzle provides real-time dashboards that display key financial metrics like cash flow and burn rate.

Integrations include Stripe, Brex, Ramp, Rippling, and Gusto.

DualEntry is an AI-native ERP built for mid-market businesses managing complex financial processes. It offers automation-driven accounting that scales with your growth and provides advanced controls for multi-entity, multi-currency operations.

Why I Picked DualEntry: I chose DualEntry because it offers AI-powered tools that can help you handle high transaction volumes with speed and accuracy. Its automated bank matching and revenue recognition features are especially useful if you manage recurring transactions or multi-entity consolidation. I also like that DualEntry’s customizable reporting and multi-currency support can help you navigate international operations with real-time visibility.

Standout Features & Integrations:

Features include AI-driven auditing for transaction accuracy, multi-entity consolidation, and multi-currency management.

Integrations include BambooHR, Bill.com, Brex, Deel, Google SSO, Gusto, HubSpot, Ramp, Rippling, Salesforce, Stripe Billing, and Stripe Invoicing.

Zoho Books is a cloud-based accounting software designed for small to medium-sized businesses. It provides a well-rounded, and easy-to-use solution for managing your finances.

Why I picked Zoho Books: Zoho Books excels in integration capabilities, making it easy for your business to connect with other Zoho apps and third-party tools. Its automated workflows and reminders help you stay on top of billing and payments. You can also use the client portal to collaborate with clients and share transaction details. Additionally, it supports multi-currency transactions, which is beneficial if your business operates globally.

Standout features & integrations:

Features include automated bank feeds that sync your transactions for accurate records. The customizable templates allow you to tailor invoices and estimates to match your brand. You can also set up recurring transactions to save time on repetitive tasks.

Integrations include Zoho CRM, Zoho Projects, PayPal, Stripe, Square, Office 365, G Suite, Slack, Zapier, and Mailchimp.

Kashoo is an online accounting software designed for small businesses and freelancers who need straightforward financial management.

Why I picked Kashoo: Kashoo is perfect if you want a simple start and easy-to-use accounting tool. It offers features like automatic bank reconciliation, which saves you time by syncing transactions with your bank account. Additionally, with its intuitive dashboard, you can quickly view your financial status at a glance, while its real-time reports help you make informed decisions without sifting through complex data.

Standout features & integrations:

Features include project management tracking, which lets you manage and allocate expenses to different projects. The software’s multi-currency support is especially beneficial if you deal with international clients. You can also set up recurring invoices, ensuring timely billing for regular clients.

Integrations include Stripe, Square, PayPal, FreshBooks, and BluePay.

FreeAgent is a small business accounting software designed primarily for freelancers small business owners.

Why I picked FreeAgent: FreeAgent offers tailored features like invoicing and expense tracking that cater specifically to small businesses, entrepreneurs, and freelance operators. Its user-friendly interface makes it easy for individuals to manage their finances without needing extensive accounting knowledge. Plus, the software's tax filing capabilities are particularly beneficial for self-employed users. Lastly, it integrates with popular apps that freelancers often use, enhancing its utility for this user base.

Standout features & integrations:

Features include invoicing, expense tracking, and payroll management. You can easily file sales taxes directly through the platform, which simplifies the financial year-end process. Plus, the cash flow insights provided are vital for freelancers managing irregular income streams.

Integrations include Amazon, PayPal, Stripe, GoCardless, and Zapier.

Regpack is a registration and payment management software aimed at organizations that require online registration and payment processing. It serves event planners, educational institutions, and camps, offering a streamlined process for managing participant data entry and payments.

Why I picked Regpack: Regpack excels in handling registration payments, making it ideal for organizations with complex registration needs. Its automated payment collection feature ensures you never miss a payment deadline. The software also allows you to customize registration forms to gather the specific data you need from participants. Additionally, real-time analytics provide insights into registration trends and payment statuses, helping you manage your operations more effectively.

Standout features & integrations:

Features include flexible payment scheduling, allowing registrants to pay in installments or set up automated payments. Its integrated discount and coupon management tool enables you to offer promotions and special pricing. Plus, the software’s secure payment processing ensures transactions are encrypted and compliant with industry standards.

Integrations include Salesforce, Mailchimp, QuickBooks Online, Constant Contact, and Authorize.Net.

Billtrust is an accounts receivable automation software designed for businesses seeking efficient billing and payment processes.

Why I picked Billtrust: Billtrust excels in automating invoicing, making it ideal for businesses that handle high volumes of transactions. Its invoice delivery feature ensures your clients receive bills promptly, reducing payment delays. The software’s automated payment processing also helps speed up cash flow without manual intervention from your team. 

Standout features & integrations:

Features include a predictive cash application, which reduces the time spent on matching payments to invoices. The customer portal allows clients to view and pay invoices online, enhancing convenience. Additionally, Billtrust's detailed analytics offer insights into your accounts receivable performance.

Integrations include SAP, Oracle, QuickBooks Online, Sage, Salesforce, Microsoft Dynamics, and Epicor.

Refrens is designed to help B2B traders efficiently manage their financial operations and transactions, making business processes more organized and hassle-free.

Why I picked Refrens: Refrens is specifically designed for B2B traders, offering features like easy invoicing and payment tracking to suit their needs. Its platform allows you to create professional invoices quickly, which is important for maintaining cash flow. The software also supports multiple payment gateways, giving your clients flexibility in how they pay, while its expense tracking features help you keep an eye on business costs, ensuring accurate financial records.

Standout features & integrations:

Features include automatic invoice payment reminders, which help your team follow up without manual intervention. The software also offers customizable invoice templates, allowing you to maintain brand consistency. Additionally, you can easily access reports that provide insights into your business's financial health.

Integrations include Razorpay, Instamojo, PayPal, Stripe, and Paytm.

Denali Business is an accounting solution designed for nonprofits and small to mid-sized businesses. It provides key business functions like payroll management, secure data handling, and customizable reporting.

Why I picked Denali Business: Denali Business is tailored for nonprofits, offering features that cater specifically to their financial needs. It includes a secure audit trail and flexible reporting options, which are essential for non-profit transparency. The software's modular design also allows you to add or remove features as needed, making it adaptable for various organizational sizes.

Standout features & integrations:

Features include customizable reporting that suits various business needs. The software’s secure data management system features a tamper-proof audit trail, enhancing data integrity. Additionally, its user-friendly interface simplifies complex accounting tasks for your team.

Integrations include Denali Fund, Denali Payroll, and various productivity apps.

AccountEdge is an accounting software designed to meet the needs of small to medium-sized businesses, offering tools to handle various financial tasks efficiently.

Why I picked AccountEdge: AccountEdge is perfect for desktop users who prefer a traditional software experience. It provides a range of features like inventory tracking and advanced payroll capabilities, allowing your team to manage finances effectively. Along with these key features, the software's time billing is particularly useful for businesses that bill clients based on hours worked. Additionally, as an added bonus, its local installation ensures data control and security are maintained on your premises.

Standout features & integrations:

Features include strong offline access, ensuring you can manage finances without needing an internet connection. The customizable reporting feature allows you to generate detailed financial insights tailored to your business needs. You can also access multi-currency support, making it easier to handle transactions in different currencies.

Integrations include Shopify, UPS, Microsoft Power BI, Dropbox, and Square.