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PO Validator B2B

00 reviews

Enforce valid PO numbers at checkout. Built for B2B shops.

Developed by byKlemm

About this app

Launched

2026-06-08

Developer

byKlemm

Privacy policy

View policy

Screenshots

1 / 4
PO Validator: valid PO numbers required at B2B checkout

Blocks checkout without a valid PO number. Prevent invalid B2B orders before they reach your team.

Cart and checkout validations

Key Features

  • Server-side checkout validation that buyers cannot skip or bypass
  • Flexible rules: length limits, required prefix, and regex for ERP formats
  • Character rules: whitelist allowed characters and block unwanted spaces
  • Regex rules: validate PO formats against ERP and SAP number patterns
  • Supports EN, DE, FR, and ES error messages out of the box
Insights & Metrics
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Pin up to 3 metrics for quick access.
Date Range

Analytics

In our report, LetsMetrix will cover the following analytics on usage of the PO Validator B2B Shopify app.

Category Positions
Ranking of PO Validator B2B in best match categories of the Shopify App Store
NamePositionPage
Checkout - Other
327 / 332
40
14
2
Insight
AI-driven summary of PO Validator B2B category positioning

Market fluctuations observed across 1 mid-tier categories, with Checkout - Other slipping by 40 to reach #327.

Featured category

Checkout - Other

1 category analyzed

Position

#327

40

Category Positional Changes

Weekly rank trend in best-match categories — markers highlight app updates.

No data

There is no data to display for this chart.

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PO Validator B2B FAQs

No. PO Validator B2B pricing starts at N/A. For more details about PO Validator B2B pricing, check here.