[2026 Edition] Shopify CSV Bulk Processing App Comparison: 4 Recommended Options

As we enter 2026, streamlining Shopify store operations is key to surviving the increasingly competitive e-commerce market. In particular, “CSV bulk processing” of order data and inventory information takes up a significant amount of time in daily routine work, and streamlining this process can determine the success or failure of business expansion. Implementing a high-performance app is essential to avoid manual errors and focus on important tasks like customer support and product planning. In this article, we carefully select four outstanding CSV bulk processing apps from the many available and provide a detailed ranking of their features and benefits. We will thoroughly support you in selecting the best app for your Shopify store and ensuring safe and efficient operation.

1st Place

Process order data in bulk! Japan Order CSV

App URL: View on Shopify App Store

App Overview

This is an order CSV output and bulk editing app tailored to Japanese business practices.

App Details

Supports PDF output of invoices, receipts, and shipping labels, and also supports CSV output of shipping labels suitable for Japanese shipping companies. This app streamlines bulk processing and editing of complex order information, especially for stores with a high volume of orders. A free trial is available.

Reviews

This app has significantly reduced work time for stores facing increased order volume and complex workflows. Its quick response to inquiries and detailed features tailored to Japanese business practices have been highly praised, and it has been described as cost-effective.

The following are user comments:

My work was becoming increasingly complicated due to an increase in orders, but this app has significantly reduced my work time. The CSV output function for delivery companies is especially useful. Thank you.

The response to inquiries is quick and helpful. Because it complies with Japanese business practices, it can accommodate detailed requests that other overseas apps cannot.

The PDF design of receipts and delivery notes is simple and easy to use. I think the monthly fee is very reasonable considering the benefits of implementation.

2nd Place

Specify Delivery Date

App URL: View on Shopify App Store

App Overview

Improve customer experience by allowing you to specify delivery dates and times.

App Details

When placing an order, you can specify the desired delivery date and time using a calendar. It also supports scheduled holidays and delivery suspensions for specific periods, and the specified information is automatically reflected in the order information, making it easy to use. It also reduces customer inquiries about delivery.

Reviews

The interface is very user-friendly and has been praised for being easy to understand for customers. The free plan reduces implementation risk, and many users have experienced immediate results, such as increased sales and fewer customer inquiries about shipping.

The following are some user comments:

It’s very easy to use. It has a wide range of features and an easy-to-understand interface for customers. Sales increased immediately after implementation.

I’m glad there’s a free plan. I can try it out first and then switch to a paid plan as needed, so I was able to implement it risk-free.

Setup was easy, and I was able to implement it quickly. The number of customer inquiries about shipping has decreased, which is a big help.

3rd Place

Bulk Tracking Notifications

App URL: View on Shopify App Store

App Overview

Track the delivery status of multiple orders at once and automatically notify customers.

App Details

Simply enter the order number to automatically update tracking status across multiple delivery companies. Send notifications of delivery delays and completions to customers via email or SMS, reducing customer support time. This is especially useful for stores with a high volume of orders.

Reviews

This app is highly rated by high-volume stores for its ability to save them time every day. Users appreciate the easy setup and excellent customer service. Accurate and reliable tracking information leads to increased customer satisfaction.

Here are some user comments:

This app is great for bulk updates! It saves me a ton of time every day. I highly recommend it for high-volume stores.

The setup was easy, and the customer service was top-notch. They quickly helped me customize my notification templates.

The tracking links are accurate and reliable. Customers appreciate proactive updates about their orders.

4th Place

Discount Mix

App URL: View on Shopify App Store

App Overview

This powerful promotional app allows you to combine multiple coupons and discounts.

App Details

This app allows you to simultaneously apply multiple discounts (e.g., a 5% off coupon and free shipping), which is not possible with standard Shopify features. This allows you to execute complex marketing strategies and drive increased average customer spending. It helps you achieve high conversion rates.

Reviews

The ability to apply multiple discounts simultaneously has dramatically improved the effectiveness of marketing campaigns and contributed to increased conversion rates. The support team’s quick response time highlights the app’s ease of use and value for money.

Below are some user comments:

This app has completely transformed our marketing campaigns. The ability to stack discounts has significantly improved our conversion rate.

The support team responded quickly, resolving minor issues within an hour. Once you get used to it, the interface is intuitive and easy to use.