Ninja Address Validation vs SafeShip: Address Validator
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026.
The short answer
- SafeShip is detected on 2× as many Shopify stores as Ninja Address Validation: 2 vs 1 as of Nov 8, 2026.
- On the Shopify App Store: Ninja Address Validation 5.0 from 46 reviews and SafeShip 1.0 from 1 reviews.
- Only SafeShip lists a free plan. Paid plans start at $4.99/month for Ninja Address Validation and $10/month for SafeShip.
- Ninja Address Validation lists 2 features SafeShip’s listing doesn’t mention, including Order limits, Order tracking.
Head to head
- Netherlands
- Singapore
- United States
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · Apartment and suite number check
- · Block PO boxes at checkout
- · Block missing house numbers
- · Block special characters and emojis
- · Block specific zip and postal codes
- · For any Shopify store
Growth
- · Block or allow DHL Paketshop
- · Everything in Starter, plus:
- · For stores shipping to Germany
- · Free for development stores
- · Validate DHL Packstation format
Pro
- · Custom regex rules for any pattern
- · Everything in Growth, plus:
- · For stores with complex address rules
- · Free for development stores
- · Set max characters per address field
- · Verify addresses after checkout
Development
- · **Shopify Plus required**
- · Free for shops on a development plan
- · Free to test in the checkout editor
Starter
- · **Shopify Plus required**
- · Address validator
- · Auto language translations
- · PO box blocker
Pro
- · **Shopify Plus required**
- · Address validator
- · Auto language translations
- · PO box blocker
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureNinja Address Validation App stops bad orders at checkout. Block missing house numbers (Hausnummer), invalid postal codes, PO boxes and special characters. Verify addresses with the address checker. Restrict ZIP codes and set country rules. Validate DHL Packstation and Paketshop formatting. Address validator works with express checkouts (PayPal, Apple Pay, Google Pay, Shop Pay).
SafeShip helps you save money by preventing delivery failures from customers entering an invalid shipping address. With the app, you can easily add address validation or PO box blocking to your checkout in a few clicks. The app works in the checkout page, so there's no need to have the customer update their shipping address after the order is placed.
- Block users when the address contains non-latin or special characters
- Block all PO Boxes with professional checkout validation & address validition
- Block users from checkout without a house number and/or without a street name
- Works on all Shopify stores, not just Shopify+ stores like most other solutions
- Validate shipping addresses and block checkout if the address doesn't exist.
- Prevent checkout with PO box addresses if you can't ship to them.
- Show shipping address suggestions to ensure optimal deliverability.
- Block shipping addresses that are missing a required house or building number.
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 |  Ninja Address Validation |  SafeShip |
|---|---|---|
| Detected stores | 1 | 2(ahead) |
| Net store change, 28 days | +1 | 0 |
| Stores added, 28 days | 1 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Apparel & Accessories | Health & Beauty, Home & Garden |
| Top store countries | Netherlands | Singapore, United States |
Reviews
| Measure | Ninja Address Validation | SafeShip |
|---|---|---|
| App Store rating | 5.0 ★(ahead) | 1.0 ★ |
| App Store reviews | 46(ahead) | 1 |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Ninja Address Validation | SafeShip |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $4.99/month(ahead) | $10/month |
| Longest free trial | 14 days | Not listed |
| Plans listed | 3 | 3 |
Listing
| Measure | Ninja Address Validation | SafeShip |
|---|---|---|
| Shopify category rank | #44(ahead) | #462 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Feb 2, 2024 | Jul 24, 2023 |
| Languages | 1 | 1 |
| Developer | Magical Apps | Checkout Plus |
FAQ
Ninja Address Validation and SafeShip: common questions
- Which is more popular, Ninja Address Validation or SafeShip?
- SafeShip is detected on 2× as many Shopify stores as Ninja Address Validation: 2 vs 1 as of Nov 8, 2026.
- Is Ninja Address Validation or SafeShip cheaper?
- Only SafeShip lists a free plan. Paid plans start at $4.99/month for Ninja Address Validation and $10/month for SafeShip. 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, Ninja Address Validation or SafeShip?
- On the Shopify App Store: Ninja Address Validation 5.0 from 46 reviews and SafeShip 1.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- Ninja Address Validation lists 2 the others don’t mention, such as Order limits, Order tracking. 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 8, 2026; 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 8, 2026. 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.