Amendify ‑ Order Edit & Upsell vs Subbify | Easy Substitutions
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 19, 2026 for Amendify, Oct 13, 2026 for Subbify.
The short answer
- Paid plans start at $9.99/month for Amendify and $5/month for Subbify.
- Amendify lists 12 features Subbify’s listing doesn’t mention, including Address, Analytics, Cancellations.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Standard
- · 24/7 Customer Support
- · All order editing options
- · Process up to 1,000 orders/mo
Advanced
- · 24/7 Customer Support
- · 3PL / WMS integrations
- · Address validation & warnings
- · Klaviyo Integration
- · Post-Purchase Upsells
- · Process up to 10,000 orders/mo
Premium
- · 3PL / WMS integrations
- · Address validation & warnings
- · Klaviyo Integration
- · Post-Purchase Upsells
- · Priority Support
- · Process up to 100,000 orders/mo
Starter
- · Email Customization & Branding
- · Multi-Option Substitution Offers
- · Up to 25 Substitution Offers
Pro
- · Auto Invoice & Refunds
- · Auto Order-Tagging
- · Everything in Starter
- · Remove Subbify Branding
- · Slack Integration
- · Unlimited Substitution Offers
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCustomers often need to change something after checkout. Amendify lets them edit orders themselves without contacting support. Buyers can update addresses, variants, quantities, discounts, and more from a simple order editing page. Control what customers can modify with rules, approvals, limits, and editing windows.
Stop canceling orders due to stockouts or unexpectedly unavailable products. Subbify makes post-purchase product substitutions effortless—select unavailable items, choose replacements from your catalog, add optional discounts, and send. Customers receive a clean email where they review and approve alternatives with a single click. Works seamlessly with all currencies and pricing worldwide.
- Let customers edit addresses, emails, variants, and quantities after checkout.
- Automate order edits with rules for approvals, limits, and time windows.
- Cut support tickets by letting shoppers fix order mistakes on their own.
- Offer smart post-purchase upsells triggered when customers change orders.
- Upsell or Downsell Substitutions
- Auto Invoicing and Refund (Optional)
- Custom Branding
- Auto Order Tagging
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 |  Amendify |  Subbify |
|---|---|---|
| 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 | Amendify | Subbify |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 18 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
Amendify and Subbify: common questions
- Is Amendify or Subbify cheaper?
- Paid plans start at $9.99/month for Amendify and $5/month for Subbify. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Amendify lists 12 the others don’t mention, such as Address, Analytics, Cancellations, Custom attributes. 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 Oct 19, 2026 for Amendify, Oct 13, 2026 for Subbify; 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 Oct 19, 2026 for Amendify, Oct 13, 2026 for Subbify. 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.