The CSV Importer
Tool for Web Apps

Fuse is an embeddable CSV importer that makes importing data to your website a breeze.

CSV importer

The Last CSV Importer
You’ll Ever Need.

Your Customer’s Data

Let your customers upload CSV files or do it on their behalf.

Transformed & Cleaned

Auto-adjust and correct customer data to match your own schema.

Imported like Magic

Don’t worry about messy errors; our powerful validation system has you covered.

People Love Us

Powering 300+ Data Import Experiences Worldwide

How It Works.

Step 1: Configure an Importer

Or ask us to do it for you. An Importer defines columns, data types, custom validation rules, and data transformations. We are happy to set your entire experience up if you don't have time.

Step 2: Install our JS Library

Use NPM, Yarn, or our CDN to add our JavaScript library to your app. Alternatively, if you don't wish to host Fuse, we can host it for you.

Step 3: Start Importing Data

Customers or operations teams can drag and drop CSV files from any source to import data into your system. Our CSV importer will help them map and transform data to match your requirements.

Secure by Default.

HIPAA

We are HIPAA-compliant and ready to sign a BAA with your organization.

GDPR

We meet the requirements for handling personal data under GDPR.

CCPA

For our customers in California, rest assured we comply with the CCPA.

Start Now

Sign up and try our data import tool for free.

What You'll Remember Us For.

Seamless Data Cleaning

Cleaning data is exhausting. Our CSV importer quickly identifies problematic areas and guides you through correcting them.

Powerful Data Transformations

Quickly transform data from any uploaded CSV file into the format you require. Combine columns, manipulate text, change formatting, etc.

Custom Validation Rules

We support every data validation rule you could dream up. Make sure that data is clean the first time you import it with our intelligent validation errors.

More Features to Love.

Embeddable CSV Importer

Fuse is an embeddable CSV import tool that can take your customers' data in any format, match it to your systems schema, perform data translations, and import data into your system.

Multiple File Format Support

In addition to CSV file support, our CSV importer accepts XLS, XSLX, and TSV files.

Custom Styles

Customize Fuse to match your existing brand styles. Change fonts and colors so the data onboarding experience feels no different than the rest of your app.

AI-Powered Column Matching

Imported CSV data automatically maps to your columns using our smart matching technology.

Low-Code Implementation

Get up and running in minutes. Our solution maximizes usability and minimizes programming so developers can focus their time on other important parts of your product.

Backend Validation Support

Backend error occurred on row 90, column F? With our backend validation support, we’ll alert the customer that an error occurred and show them how to fix it.

Internationalization

When you embed our CSV importer into your website, it will load in the browser's default language. We support English, German, French, and Spanish.

Customer Support

We are here to help. Our knowledgeable and friendly team supports you when you need it. We will even set up your data import experience for you if you want.

Security Compliance

Our CSV importer is compliant with HIPAA, GDPR, and CCPA.

Data Imports for
Every Team Member.

Operations & CX

Stop wasting your time cleaning and wrangling customer data to get it into your system. Let our CSV importer do the hard work for you.

Sales

Low the barrier of entry to your product by accepting CSV imports from all of your competitors. Supporting external customer data is no longer a hurdle to closing a sale.

Engineering

Don't reinvent the wheel on data import experiences. Get back to building the features that are mission-critical for your company.

Product

Stop bothering engineers to handle one-off data imports. Fuse is a CSV import experience that will accept imports from any competitor or external product. Get back to prioritizing the work that's important for your business.

Pricing for Businesses of All Sizes.

Choose the plan that’s right for your customers’ needs.

Try for free. Cancel anytime. No hidden feeds.

Standard

From
$79
/ month
Includes 10 million cells and 100 files.
+ $2
per million extra
+ $1
per extra file
1 Importer
Unlimited Team Members
Fully Featured
get started for free

Professional

From
$199
/ month
Includes 10 million cells and 100 files.
+ $2
per million extra
+ $1
per extra file
Unlimited Importers
White Labeling
get started for free

Enterprise

Custom Pricing
Includes custom data usage.
Custom Data Retention
SSO/SAML
Custom Agreements
Service Level Agreement
Dedicated Support
get started for free

Implementation Examples for
Every Library.

React CSV Importer

We love React.js. Our NPM package can be imported into a React app and you directly in your component tree. See our documentation on implementing a React CSV importer.

Angular CSV Importer

Using Angular.js? Quickly install our NPM package and have our CSV import tool running in minutes. See our documentation on implementing an Angular CSV importer.

Vue CSV Importer

For all the Vue.js fans, our NPM package can be added to your Vue.js application and integrates directly with your existing code. See our documentation on creating a Vue CSV importer.

JavaScript CSV Importer

Naturally, our library works with jQuery and other JavaScript frameworks as well. See our Quickstart Examples to see how to configure the CSV importer for your application.

Built by Data Import Experts.

Data Import Experts

Importing CSV data is our thing.

We are a team of highly experienced software engineers, product designers, product managers, and entrepreneurs who care a lot about building beautiful, quality products. We built Fuse after a few of our clients came to us with the need for a CSV import tool.

Our goal is to make the process of uploading, transforming, and cleaning data as seamless as possible.

This is a huge part of who we are, and we love it. But data onboarding comes with a lot of complexity and the need for ongoing dev time and support. Let us handle it so you can get back to doing what you do best.

Frequently Asked Questions.

Join the forefront of innovation

hipaa-certificate

We are HIPAA-compliant

We build enterprise-grade web and mobile applications.

Subscribe to our newsletter

Hard-curated insights on AI and software development.

Partnerships
Recognized by
swovo logo icon

Copyright © 2026. Made withby the Swovo Team