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Reliable apps for Shopify merchants. No bloat, no shortcuts — just tools your store can depend on.

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Each app does one thing well. No bloat, no feature creep.

Payment Rules3 ACTIVE

VIP Customers

Net 60

tag = vip

0% deposit

Large Orders

Net 30

order > $5,000

25% deposit

New Customers

Net 15

first order = true

50% deposit

Applied at checkout

Live

TermStack

B2B Payment Terms, Automated

Define payment term rules once. TermStack enforces Net 15/30/60/90 and deposit requirements at checkout — automatically.

Install Free Learn more

In Progress

More apps coming soon

We're building the next one.

Affiliate Program

Refer. Earn. Repeat.

Recommend Varr Labs apps to your audience or clients and earn recurring commission for every merchant you refer.

30%

recurring commission

months per referral

Open to everyone — agencies, developers, influencers, bloggers.

Become an affiliate

From the blog

Deep dives on B2B commerce, Shopify development, and growing your store.

All posts

Shopify Functions

Migrating B2B Payment Terms from Shopify Scripts to Functions

Shopify Scripts are deprecated on June 30, 2026. Here's how to migrate your B2B payment terms logic to Shopify Functions before your checkout breaks.

26th March 202612 min read

B2B

How to Set Up Net 30 Payment Terms on Shopify Plus

Net 30 setup on Shopify Plus takes five minutes per company. This guide walks through the complete process and explains the decisions to make before you configure anything.

18th March 202610 min read

B2B

B2B Payment Terms on Shopify Plus: The Complete Guide

47% of B2B invoices get paid late. Learn how payment terms work on Shopify Plus, where the native setup falls short, and how to automate them with rules.

10th March 202615 min read

All posts

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