Calcurates: Accurate Shipping vs Postcode Shipping
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 7, 2026 for Calcurates, Oct 13, 2026 for Postcode Shipping.
The short answer
- On the Shopify App Store: Calcurates 4.9 from 77 reviews and Postcode Shipping 4.8 from 116 reviews.
- Only Postcode Shipping lists a free plan. Paid plans start at $69/month for Calcurates and $20/month for Postcode Shipping.
- Calcurates lists 12 features Postcode Shipping’s listing doesn’t mention, including Address validation, Block dates, Custom messages.
Head to head
All-Inclusive Solution for Cost-Effective Shipping at Checkout
Calculated shipping rules & delivery zones to improve checkout
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Pay As You Go
- · AI configuration (MCP)
- · AI-powered chat support
- · Access to all features
- · FREE onboarding call
- · Human text support
- · No rates calculations included
Small
- · AI configuration (MCP)
- · AI-powered chat support
- · Access to all features
- · FREE initial setup service
- · FREE onboarding call
- · Human text and on-call support
Medium
- · AI configuration (MCP)
- · AI-powered chat support
- · Access to all features
- · FREE initial setup service
- · FREE onboarding call
- · Human text and on-call support
Large
- · AI configuration (MCP)
- · AI-powered chat support
- · Access to all features
- · FREE initial setup service
- · FREE onboarding call
- · Human text and on-call support
Rates Sandbox
- · Email support to help you get started
- · Test your shipping zones and rules
- · Upgrade when your shipping rates go live
Active Rates
- · Dependable Tier 1 support at every step
- · Live rates using shipping zones & rules
- · Test your rates in the Sandbox any time
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureTurn on cost-effective and sales-stimulating shipping by eliminating the gap between calculated shipping charges displayed at checkout and real shipping costs you bear. Show carrier real-time rates — UPS, USPS, DHL, FedEx, Australia Post, etc. Build own postcode, dimensions and weight-based shipping price calculator with Table Rates. Restrict shipping, apply advanced shipping rules.
Take control of your local & global shipping rates while reducing cart abandonment by displaying real-time shipping rates! Create flexible delivery rates with calculated shipping rate rules & delivery zones so you can ship your products profitably. Globally available shipping calculator for AUS, UK, NZ, CA, and more supported.
- Shipping live rates from 10+ major carriers. Connect own carrier accounts.
- Advanced shipping calculator: Table Shipping Rates, Pallet Rates, Rate Shopping
- Shipping rules and restrictions. Shipping rates by postcodes, tags, metafields
- Dimensional shipping rates and packaging rules, volumetric weight calculations
- Shipping Rates in the Cart: For countries, regions, neighborhoods, & post codes
- Calculate Shipping Rates: Based on location, postal code, weight, cart contents
- Shipping Rate Tiers: Extensive shipping support on a local & global basis
- Product Groups: Offer unique shipping rates based on specific products
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Calcurates |  Postcode Shipping |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Calcurates | Postcode Shipping |
|---|---|---|
| App Store rating | 4.9 ★(ahead) | 4.8 ★ |
| App Store reviews | 77 | 116(ahead) |
| New reviews, 28 days | 1(ahead) | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Calcurates | Postcode Shipping |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $69/month | $20/month(ahead) |
| Longest free trial | 15 days | 7 days |
| Plans listed | 4 | 2 |
Listing
| Measure | Calcurates | Postcode Shipping |
|---|---|---|
| Shopify category rank | #59 | #43(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | Yes |
| Launched | Dec 17, 2021 | Jan 7, 2014 |
| Languages | 1 | 1 |
| Developer | Calcurates | MicroAngel |
FAQ
Calcurates and Postcode Shipping: common questions
- Is Calcurates or Postcode Shipping cheaper?
- Only Postcode Shipping lists a free plan. Paid plans start at $69/month for Calcurates and $20/month for Postcode Shipping. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, Calcurates or Postcode Shipping?
- On the Shopify App Store: Calcurates 4.9 from 77 reviews and Postcode Shipping 4.8 from 116 reviews.
- What features does each app list that the other doesn’t?
- Calcurates lists 12 the others don’t mention, such as Address validation, Block dates, Custom messages, Custom notifications. Postcode Shipping lists 5 the others don’t mention, such as Curbside, Geolocation, In-store, Multi-location. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 7, 2026 for Calcurates, Oct 13, 2026 for Postcode Shipping; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 7, 2026 for Calcurates, Oct 13, 2026 for Postcode Shipping. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.