--- title: MainStream Reviews meta\_title: 'MainStream Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how MainStream works for a business like yours. date\_modified: '2026-07-31' parent\_category: name: Payment url: https://www.g2.com/categories/payment ---

# MainStream Reviews & Product Details

MainStream Merchant Services is a leading provider of payment processing solutions. Our customers represent a diverse array of businesses ranging from retail, restaurant, business to business to e-commerce and beyond. All of our merchant partners have unique non-cash payment processing needs that we are delighted to fulfill.

* * *

Seller
 [MAINSTREAM MERCHANT SERVICES](https://www.g2.com/sellers/mainstream-merchant-services)
Discussions
 [MainStream Community](https://www.g2.com/products/mainstream/discuss)

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## Top-Rated Alternatives

[

 ![PayPal Payments](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "PayPal Payments")

PayPal Payments

4.4/5(2,748)

](https://www.g2.com/products/paypal/reviews)

[

 ![Payoneer](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Payoneer")

Payoneer

3.2/5(374)

](https://www.g2.com/products/payoneer/reviews)

[

 ![GoCardless](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "GoCardless")

GoCardless

4.6/5(321)

](https://www.g2.com/products/gocardless/reviews)

[
View All Alternatives
](https://www.g2.com/products/mainstream/competitors/alternatives)

## MainStream hasn't been reviewed yet

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##### Pricing

Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more.

[
View More Pricing Information
](https://www.g2.com/products/mainstream/pricing)

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##### Categories on G2

[Payment Gateways](https://www.g2.com/categories/payment-gateways)

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