Comarch ERP Optima vs OnPay Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

Comarch ERP Optima

0.0 (0 reviews)

Comarch ERP Optima is a comprehensive business management software designed to automate accounting, payroll, and sales processes for small to medium-sized enterprises seeking a unified cloud-based operational platform.

Starting at $15/mo
Free Trial 30 days
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OnPay

0.0 (0 reviews)

OnPay is a cloud-based payroll and HR software providing small businesses with automated tax filings, integrated benefits administration, and personnel management tools to streamline back-office operations and ensure compliance.

Starting at $40/mo
Free Trial 30 days

Quick Comparison

Feature Comarch ERP Optima OnPay
Website comarch.com onpay.com
Pricing Model Subscription Subscription
Starting Price $15/month $40/month
FREE Trial ✓ 30 days free trial ✓ 30 days free trial
Free Plan ✘ No free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas on-premise mobile cloud mobile
Integrations Microsoft Outlook Comarch e-Sklep Allegro InPost Microsoft Excel Comarch BI Point iFaktury24 QuickBooks Online Xero FreshBooks Deputy When I Work TSheets Guideline Vestwell PosterElite Human Interest
Target Users small-business mid-market small-business mid-market
Target Industries retail professional-services wholesale
Customer Count 0 0
Founded Year 1993 2011
Headquarters Krakow, Poland Atlanta, USA

Overview

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Comarch ERP Optima

Comarch ERP Optima provides you with a centralized platform to manage every aspect of your business, from basic bookkeeping to complex warehouse logistics. You can automate repetitive tasks like invoicing and tax reporting, which helps you reduce manual errors and save time. The software is built specifically to comply with local regulations, ensuring your financial documents and HR records always meet current legal standards without extra effort.

You can access your business data from anywhere using the cloud version, allowing you to track sales performance and inventory levels in real-time. Whether you are running a small retail shop or a growing service firm, the modular design lets you pick only the tools you need today and add more as your team expands. It simplifies your daily operations by connecting your online store, physical warehouse, and accounting office in one synchronized system.

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OnPay

OnPay is a comprehensive payroll and HR solution designed to take the complexity out of managing your team. You can run unlimited payroll cycles for employees and contractors, while the platform automatically handles all federal, state, and local tax filings and payments. It simplifies your back-office by combining payroll, automated tax reporting, and HR tools into a single, intuitive interface that scales with your business needs.

Beyond just cutting checks, you can manage the entire employee lifecycle from digital onboarding to benefits administration. The platform integrates directly with popular accounting and time-tracking software to eliminate manual data entry. Whether you are a small business owner or a growing mid-sized company, you get access to licensed payroll experts and a guarantee that your tax filings are accurate and on time.

Overview

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Comarch ERP Optima Features

  • Automated Accounting Generate financial statements and tax declarations automatically to keep your books accurate and compliant with minimal manual entry.
  • Integrated Invoicing Issue professional invoices in seconds and track payment statuses to maintain a healthy cash flow for your business.
  • Warehouse Management Track your stock levels across multiple locations in real-time so you never run out of your best-selling products.
  • Payroll and HR Manage employee records, calculate salaries, and handle social security contributions within a single, secure module.
  • E-commerce Sync Connect your online store directly to your ERP to synchronize orders, prices, and inventory levels automatically.
  • Business Intelligence Create custom reports and visual dashboards to analyze your sales trends and identify new growth opportunities.
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OnPay Features

  • Full-Service Payroll. Run unlimited payroll cycles for employees and contractors with automated tax filings and payments in all 50 states.
  • Digital Onboarding. Invite new hires to enter their own details and sign documents electronically before their first day on the job.
  • Benefits Administration. Manage health insurance, 401(k) plans, and workers' compensation directly within your payroll dashboard for seamless deductions.
  • HR Toolset. Create custom offer letters, store personnel files securely, and track employee PTO with built-in HR management features.
  • Accounting Integrations. Sync your payroll data automatically with QuickBooks, Xero, and FreshBooks to keep your financial books perfectly balanced.
  • Employee Self-Service. Give your team lifetime access to their pay stubs, tax forms, and personal information through a dedicated mobile-friendly portal.

Pricing Comparison

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Comarch ERP Optima Pricing

Standard Cloud
$15
  • Cloud-based access
  • Basic Invoicing module
  • Standard Accounting features
  • Automatic software updates
  • Data backup and security
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OnPay Pricing

Monthly Base
$40
  • Full-service payroll in 50 states
  • Automated tax filings and payments
  • HR software and document storage
  • Software integrations
  • Employee self-service accounts

Pros & Cons

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Comarch ERP Optima

Pros

  • Excellent compliance with local tax and legal regulations
  • Modular structure allows you to pay only for needed features
  • Reliable cloud access for remote work and multi-site management
  • Strong integration between sales, warehouse, and accounting modules

Cons

  • Interface feels slightly dated compared to newer SaaS tools
  • Initial setup requires time to configure specific business rules
  • Mobile app functionality is limited compared to the desktop version
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OnPay

Pros

  • Transparent flat-fee pricing with no hidden costs
  • Excellent customer support from licensed payroll professionals
  • Intuitive interface makes running payroll very fast
  • Seamless integration with popular accounting software
  • Handles complex multi-state payroll without extra fees

Cons

  • No native mobile app for administrators
  • Limited advanced reporting compared to enterprise tools
  • Lacks built-in native time tracking features
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