A man in a trendy clothing shop leans over a counter and smiles as he types on a light green laptop. The man has a trimmed beard and he wears a cream-colored beanie, a teal puffer vest, and a cream-colored T-shirt. The counter he leans on has what appears to be green carpet attached to its front, and part of the wall behind the man is painted to look like exposed wood. In the background, a customer browses a rack of clothing.
One use of APIs is to connect a multitude of apps, allowing businesses to access many services in one place without creating custom integrations. — Getty Images/monkeybusinessimages

An application programming interface (API) connects two different apps, allowing them to work together seamlessly. Small businesses can use APIs to automate tasks, improve customer service, and boost overall productivity. Here are the five best API integrations for small businesses and how you can use them.

[Read more: 8 AI Tools for Better Customer Service]


Stripe is a payment processor that allows businesses to accept online and in-person payments. The company also offers a suite of APIs businesses can use to manage payment-related tasks.

For example, you can use Stripe to accept credit card, debit card, and digital wallet payments. The software can also be used to set up subscriptions and recurring billing or pay contractors and vendors.

Stripe’s API also lets you generate financial reports, so you’ll receive real-time insights into your financial data. You can sync Stripe with your accounting software so any transaction data is automatically recorded.


Shopify is one of the best e-commerce platforms available, and its API makes it easier for shop owners to scale their online stores. You can use Shopify’s API to integrate your online store with third-party apps and payment processors. You can also automate routine tasks in your business, like inventory management or customer support.

Shopify’s API also gives you access to plenty of data about your online store, inventory, and customers. This information helps you make data-driven decisions about your business and create a better customer experience.

[Read more: 5 Ways to Expand and Diversify your E-Commerce Business]

Stripe’s API also lets you generate financial reports, so you’ll receive real-time insights into your financial data.


Zapier is a tool that lets you connect different apps and services without needing a custom integration. Zapier offers over 6,000 integrations with popular apps like Slack, Google Calendar, and Notion.

Every automation is known as a “Zap,” and there are two main components involved—a trigger and an action. The trigger is the event that starts the workflow, and the event is the desired result.

Here are some examples of Zap you can set up:

  • Automatically add new CRM contacts to your email list.
  • Add new e-commerce customers to your accounting software.
  • Add any Google Drive files to another backup source.


Salesforce is cloud-based CRM software that lets you store all your customer data in one location. Salesforce can help you attract new leads to your business and close more deals.

The Salesforce API allows you to connect the software to other third-party apps and build custom integrations. For example, you can use the API to integrate Salesforce with marketing automation software like Hubspot or Marketo.

You can also use the API to upload large amounts of data into Salesforce and perform bulk queries on that data. You can also use machine learning to create personalized shopping experiences for your customers.

[Read more: How to Combine AI and CRM to Grow Your Small Business]


Mailchimp is an email marketing software, and the Mailchimp Marketing API can help you manage your contact data and automate certain workflows. You can create a new audience, organize your contacts by tags, or segment them by different activities. Segmenting your audience allows you to create targeted email campaigns and improve conversion rates.

You can do A/B testing on different aspects of your email marketing, like the subject lines or calls-to-action. A/B testing is the best way to learn what your audience prefers so you can send optimized emails to your list.

You can also integrate Mailchimp with other third-party apps, like webinar software or payment processors. This allows you to create a scalable solution for your business, so you can continue to manage a growing email list.

[Read more: How Marketing Automation Tools Can Boost Business]

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