OngoingAI

Rate Lab usage & market intelligence

Shopify rating

5.0 ★

1 reviews

Pricing
Free trial available
Basic Plan$39/month

7-day free trial · or $429/year and save 8%

Grow Plan$79/month

7-day free trial · or $799/year and save 16%

Advanced Plan$149/month

7-day free trial · or $1,499/year and save 16%

Plus Plan$299/month

7-day free trial · or $2,999/year and save 16%

What does Rate Lab do?

Rate Lab is a DIY Custom Carrier Service solution. You have full control over what rates are returned to checkout via Liquid templates.

  • Take full control of your Shipping Rates with Liquid rate logic
  • Copy/paste common use cases from our sample library
  • Available to all Shopify plans

Features

Shipping ratesFlat feeCarrier-basedCustomer-basedDimension-basedDistance-basedProduct-basedQuantity-basedWeight-basedZIP/post codeRate blendingMulti-zoneMulti-originDelivery dateOrder limitsMulti-languageMulti-currencyCustom rules
Review history
Daily review count on the Shopify App Store
1±0 · 29d· Rating steady at 5.0★
Aug 17Sep 14

Daily tracking from Aug 10, 2026 through today · 29 days observed · sign up free for the full history →

Catalog position
Within Shipping rates on the App Store
Rank by reviews
#165 of 365
Review percentile
55th
Rating percentile
100th
On the App Store
0.9 yrs
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Frequently asked questions

Rate Lab is a DIY Custom Carrier Service solution. You have full control over what rates are returned to checkout via Liquid templates. It's a shipping rates tool for ecommerce stores.