Synder is described as 'Receive credit card payments online and automatically record transactions from Stripe and other online payment processors, as well as the most popular ecommerce platforms like Shopify, etc., in QuickBooks or Xero' and is an app. There are eight alternatives to Synder for a variety of platforms, including Web-based, SaaS, PrestaShop, Wordpress and Magento / Adobe Commerce apps. The best Synder alternative is MFLicenseCenter.com. It's not free, so if you're looking for a free alternative, you could try MFLicenseCenter.com or Avalara. Other great apps like Synder are iExempt, TaxJar, Quaderno and Vatstack.