What are some alternatives?
When comparing SquareUp Payment Method and ElasticSearch, you can also consider the following products
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.
Constant Contact - Constant Contact offers email marketing, social media marketing, online survey, event marketing, digital storefronts, and local deals tools.
Apache Solr - Solr is an open source enterprise search server based on Lucene search library, with XML/HTTP and...
dotdigital Engagement Cloud - View all of dotdigital's omnichannel marketing automation features: Email, SMS, Push Notifications, Social Ads, Live Chat, Segmentation, Marketing Automation and more
Amazon CloudSearch - Amazon CloudSearch is a fully-managed service in the cloud that makes it easy to set up, manage, and scale a search solution for your website.