Crossborderit IOSS and DDP vs Lappa
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
- On the Shopify App Store: Crossborderit IOSS and DDP 1.4 from 19 reviews and Lappa 3.7 from 6 reviews.
- Lappa lists 9 features Crossborderit IOSS and DDP’s listing doesn’t mention, including Canada (HST, PST, GST), Compliance reporting, EU (VAT).
Head to head
Automated IOSS to Europe and Global Duty and Tax
Tax compliance platform for e-commerce companies
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
Free
start-up
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureFully Automated, Reporting and Compliance for IOSS. Ability to pay tax authorities on your behalf and support you as an intermediary. Simple process, with a Flat fee that can be handed down to your buyers at the checkout. Low-cost solution that allows buyers to pay their VAT(sales tax)
Lappa helps Shopify merchants manage cross-border VAT and sales tax compliance in one place. The platform supports tax registration, return preparation, filing workflows, EPR reporting, e-invoicing, and marketplace tax management. It covers 111 countries and 123 currencies, helping merchants stay on top of deadlines, obligations, and reporting requirements.
- Automated Sync of Sales, Reporting and compliance.
- Full Visibility and reporting for all shipments
- Flat fee that can be seen in check-out and passed on to your customers
- Upload your Shopify sales data and check your tax obligations.
- Correct tax determination for any location.
- Online calculation, preparation and submission of VAT/Sales Tax/EPR reports.
- Work with tax authorities of 111 countries.
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 |  Crossborderit IOSS and DDP |  Lappa |
|---|---|---|
| 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 | Crossborderit IOSS and DDP | Lappa |
|---|---|---|
| App Store rating | 1.4 ★ | 3.7 ★(ahead) |
| App Store reviews | 19(ahead) | 6 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Crossborderit IOSS and DDP | Lappa |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | $44/month |
| Longest free trial | Not listed | 14 days |
| Plans listed | 1 | 2 |
Listing
| Measure | Crossborderit IOSS and DDP | Lappa |
|---|---|---|
| Shopify category rank | #118(ahead) | #121 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Aug 31, 2021 | Aug 6, 2019 |
| Languages | 1 | 1 |
| Developer | Crossborderit AB | LOVAT COMPLIANCE LTD |
FAQ
Crossborderit IOSS and DDP and Lappa: common questions
- Which has better reviews, Crossborderit IOSS and DDP or Lappa?
- On the Shopify App Store: Crossborderit IOSS and DDP 1.4 from 19 reviews and Lappa 3.7 from 6 reviews.
- What features does each app list that the other doesn’t?
- Lappa lists 9 the others don’t mention, such as Canada (HST, PST, GST), Compliance reporting, EU (VAT), IOSS and OSS (EU). 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 13, 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 Oct 13, 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.