PromoLock: Discount Blocker vs Restrict Multi Discount Codes
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 13, 2026 for PromoLock, Oct 14, 2026 for Restrict Multi Discount Codes.
The short answer
- Only PromoLock lists a free plan. Paid plans start at $99/month for PromoLock and $4/month for Restrict Multi Discount Codes.
Head to head
- United States
- Australia
- Netherlands
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Lite
- · Block all or any code, or by pattern
- · Control code stacking
- · Create up to 3 discounts, 2 custom rules
- · Keep discounts off sale item
- · Low-volume stores, under $10k GMV/mo
- · One discount, different offer per group
Pro
- · Analytics and recurring loss reports
- · Bulk single-use codes for campaigns
- · Dedicated support
- · Find your codes leaked on coupon sites
- · Non-Plus stores, $10k-$250k GMV/mo
- · Unlimited custom rules
Enterprise
- · Everything in Pro, scaled for volume
- · Higher analytics history & data limits
- · Peak traffic, biggest carts, no sweat
- · Plus store only: Discount fraud guard
- · Plus store only: Enhanced block controls
- · Plus stores or $250k+ online GMV/mo
Basic
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featurePromoLock rules how discount codes behave at checkout. Block or allow discount codes site-wide or by pattern, stop codes stacking, and control discounts on sale items. Create your own discounts with the limits and fraud guards to protect your margin. See the exact margin each discount costs you, not just the revenue it brings — sale loss, stack loss, and per-code breakdowns.
Take control of your checkout discounts. This app lets you set custom limits on how many discount codes AND gift cards customers can apply per order. Configure the maximum allowed—whether it's 1, 2, or more—to match your promotion strategy. When limits are exceeded, checkout is blocked with clear, localized messages prompting customers to remove extras.
- ## To use this app, your store needs to be on the Plus plan
- Disable Discount & GiftCard Code Use.
- Limit Usable Discount Codes.
- Custom Error Message.
- One-code enforcement: Automatically blocks checkout when more than one code.
- Localize warning messages across multiple languages to match your store.
- Instantly validates discount inputs at checkout without theme changes.
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 |  PromoLock |  Restrict Multi Discount Codes |
|---|---|---|
| Detected stores | 8 | 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 | Apparel & Accessories, Home & Garden, Animals & Pet Supplies | Not published |
| Top store countries | United States, Australia, Netherlands | Not published |
Reviews
| Measure | PromoLock | Restrict Multi Discount Codes |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 7 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | PromoLock | Restrict Multi Discount Codes |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $99/month | $4/month(ahead) |
| Longest free trial | 3 days | 3 days |
| Plans listed | 3 | 1 |
Listing
| Measure | PromoLock | Restrict Multi Discount Codes |
|---|---|---|
| Shopify category rank | #255 | #167 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Jun 13, 2025 | Sep 10, 2025 |
| Languages | 1 | 2 |
| Developer | WEBx47 | K2 Digital |
FAQ
PromoLock and Restrict Multi Discount Codes: common questions
- Is PromoLock or Restrict Multi Discount Codes cheaper?
- Only PromoLock lists a free plan. Paid plans start at $99/month for PromoLock and $4/month for Restrict Multi Discount Codes. 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 13, 2026 for PromoLock, Oct 14, 2026 for Restrict Multi Discount Codes; 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 13, 2026 for PromoLock, Oct 14, 2026 for Restrict Multi Discount Codes. 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.