Checkout Defense: Fake Emails vs TTBlacklist ‑ Order Guard
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 4, 2026 for Checkout Defense, Nov 8, 2026 for TTBlacklist.
The short answer
- Only Checkout Defense lists a free plan. Paid plans start at $15/month for Checkout Defense and $2.90/month for TTBlacklist.
Head to head
- Germany
- United Kingdom
- United States
Free
- · Logs every order it would block
- · Upgrade to turn blocking on
- · Watch mode for fake checkout emails
Checkout Defense
Basic
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCut fake orders and promo abuse from disposable email addresses. Checkout Defense checks the email at checkout and signup against a list of 7,500+ disposable domains, refreshed weekly and checked inside the app with no third-party service. Turn each checkpoint on or off, add allow or block domains, and tag risky signups for review.
This app helps Shopify merchants manage an email blacklist and block unwanted orders efficiently. It enables easy blacklist management—you can manually add emails, bulk import via CSV, and view/delete entries directly in the Shopify Admin. Before checkout, the app automatically checks if the user’s email matches the blacklist.
- Block burner emails at checkout — cut fake orders and chargebacks.
- Stop promo and discount abuse — one burner can't burn an offer 50 times.
- Tag risky signups and newsletter subscribers automatically for review.
- 7,500+ disposable domains, refreshed weekly — checks run locally.
- Email Blacklist Management
- Real-Time Checkout Email Detection
- Basic Security & Logging
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 |  Checkout Defense |  TTBlacklist |
|---|---|---|
| Detected stores | Not published | 5 |
| 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 | Toys & Games, Apparel & Accessories, Media |
| Top store countries | Not published | Germany, United Kingdom, United States |
Reviews
| Measure | Checkout Defense | TTBlacklist |
|---|---|---|
| App Store rating | Not published | 1.0 ★ |
| App Store reviews | Not published | 1 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Checkout Defense | TTBlacklist |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $15/month | $2.90/month(ahead) |
| Longest free trial | 7 days | 14 days |
| Plans listed | 2 | 1 |
Listing
| Measure | Checkout Defense | TTBlacklist |
|---|---|---|
| Shopify category rank | Not enough data | #319 |
| Shopify App Charts | Not on this week’s charts | #20 in Checkout - Other |
| Built for Shopify | No | No |
| Launched | Jun 26, 2026 | Sep 18, 2025 |
| Languages | 1 | 1 |
| Developer | TrackbackLabs | taotens |
FAQ
Checkout Defense and TTBlacklist: common questions
- Is Checkout Defense or TTBlacklist cheaper?
- Only Checkout Defense lists a free plan. Paid plans start at $15/month for Checkout Defense and $2.90/month for TTBlacklist. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- 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 4, 2026 for Checkout Defense, Nov 8, 2026 for TTBlacklist; 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 4, 2026 for Checkout Defense, Nov 8, 2026 for TTBlacklist. 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.