Vat Invoices Shopify Apps — Full Market Share Table
All tracked vat invoices Shopify apps ranked by current install share, with change vs 30 days ago and Leader / Climbing / Declining / Stable status — filterable by country and date range.
| # | App | Market Share | Change | Status |
|---|---|---|---|---|
| 1 |  Oxilayer PDF Invoice Generator | 42.88% | 5.02 | Climbing |
| 2 |  Simple Invoice ‑ Order Printer | 15.08% | 1.16 | Declining |
| 3 |  TAX Exemption & VAT e‑invoices | 13.82% | 4.84 | Climbing |
| 4 |  Invoice Inn | 12.56% | 12.56 | Climbing |
| 5 |  Sufio: Invoices You Can Trust | 7.07% | 0.89 | Climbing |
| 6 |  OpenFiskal TSE & RKSV for POS | 5.03% | 2.63 | Climbing |
| 7 |  GST india : GST Invoice | 1.51% | 1.06 | Climbing |
| 8 |  Comply | 1.18% | 1.03 | Climbing |
| 9 |  F: PDF Invoice Generator | 0.20% | 0.05 | Climbing |
| 10 |  EAS EU & UK Compliance | 0.14% | 0.14 | Climbing |
Showing 1-10 out of 25
Key Insights:
- Oxilayer PDF Invoice Generator holds 42.9% share of vat invoices app installs — 27.8pp ahead of Simple Invoice ‑ Order Printer (15.1%).
- Top 3 apps (Oxilayer PDF Invoice Generator, Simple Invoice ‑ Order Printer, TAX Exemption & VAT e‑invoices) account for 71.8% of all vat invoices install share — a fragmented market.
- Invoice Inn is gaining share fastest this month (+12.56pp) — the largest single gainer among the top vat invoices apps by share.
- Simple Invoice ‑ Order Printer is losing share fastest (-1.16pp) — could indicate a churning user base or a stronger challenger gaining ground.
Vat Invoices Shopify Apps — Market Share Over Time
Monthly market share trajectory for the top 5 vat invoices Shopify apps over the past year — see who's gaining or losing install share month by month.
Charts Data
| App | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 | Oct 2026 |
|---|---|---|---|---|---|---|
| Oxilayer PDF Invoice Generator | 41.9% | 46.5%4.62 | 51.0%4.43 | 46.9%4.04 | 37.3%9.64 | 42.9%5.58 |
| Simple Invoice ‑ Order Printer | 32.7% | 18.2%14.44 | 9.4%8.87 | 20.8%11.41 | 16.0%4.77 | 15.1%0.92 |
| TAX Exemption & VAT e‑invoices | 2.6% | 2.2%0.38 | 0.7%1.51 | 0.5%0.19 | 10.3%9.78 | 13.8%3.50 |
| Invoice Inn | — | — | — | — | — | 12.6% |
| Sufio: Invoices You Can Trust | 17.5% | 27.4%9.90 | 28.0%0.61 | 10.4%17.63 | 6.1%4.33 | 7.1%0.99 |
Key Insights:
- Oxilayer PDF Invoice Generator's share expanded from 41.9% → 42.9% over the charted period.
- Of the top 5 tracked vat invoices apps, 2 grew share and 2 lost share — leader is widening the gap.
Top Vat Invoices Shopify Apps by Country
Per-country market share rankings for vat invoices Shopify apps across 5 markets — see which apps lead in each country and where regional leaders diverge from the global leader.
| # | Worldwide |  United States |  India |  China |  United Kingdom |
|---|---|---|---|---|---|
| 1 | Oxilayer PDF Invoice Generator | Oxilayer PDF Invoice Generator | GST india : GST Invoice | Invoice Inn | Oxilayer PDF Invoice Generator |
| 2 | Simple Invoice ‑ Order Printer | Simple Invoice ‑ Order Printer |  Easy Order Manager+ | TAX Exemption & VAT e‑invoices | Sufio: Invoices You Can Trust |
| 3 | TAX Exemption & VAT e‑invoices | Sufio: Invoices You Can Trust | Invoice Inn | Oxilayer PDF Invoice Generator | Simple Invoice ‑ Order Printer |
| 4 | Invoice Inn | F: PDF Invoice Generator | TAX Exemption & VAT e‑invoices | OpenFiskal TSE & RKSV for POS | EAS EU & UK Compliance |
| 5 | Sufio: Invoices You Can Trust |  Order Printer ‑ PDF Invoice CG | Oxilayer PDF Invoice Generator | Simple Invoice ‑ Order Printer |  InvoiceFlow Pro: VAT Invoices |
Key Insights:
- Oxilayer PDF Invoice Generator leads vat invoices apps in 2 of 4 tracked markets (United States, United Kingdom).
- Oxilayer PDF Invoice Generator leads worldwide, but 2 of 4 tracked markets crown a different leader — GST india : GST Invoice in India, Invoice Inn in China.
Top 5 Apps in Vat Invoices
- Invoice Inn — Leads vat invoices apps with 12.6% install share, rated 5.0★ — gaining share this month.
- TAX Exemption & VAT e‑invoices — Holds 13.8% of vat invoices app install share, rated 4.9★ — gaining share this month.
- Oxilayer PDF Invoice Generator — Holds 42.9% of vat invoices app install share, rated 5.0★ — gaining share this month.
- OpenFiskal TSE & RKSV for POS — Holds 5.0% of vat invoices app install share, rated 5.0★ — gaining share this month.
- Simple Invoice ‑ Order Printer — Holds 15.1% of vat invoices app install share, rated 4.9★ — losing share this month.
Vat Invoices Shopify Apps — Frequently Asked Questions
1. Which vat invoices app has the highest market share on Shopify?
Oxilayer PDF Invoice Generator ranks #1 by share among vat invoices apps at 42.9%, but the market is fragmented — multiple apps capture meaningful share. Compare the top 5 on features and pricing before deciding.
2. How is market share calculated for vat invoices Shopify apps?
For vat invoices (a keyword page), market share is rank-weighted — apps at position #1 carry roughly 40× the weight of apps at position #22, and apps beyond #22 are excluded. Each app's weighted score is divided by the total weighted score across the keyword to give the share %. This reflects Shopify search behaviour: most installs come from the top of the results.
3. Which vat invoices apps are gaining market share on Shopify?
Invoice Inn is gaining vat invoices app market share fastest this month, up +12.56pp versus 30 days ago. Switch the table sub-tab to "Market Share Changes" to see all gainers ordered by movement.
4. Which vat invoices apps are losing market share on Shopify?
Simple Invoice ‑ Order Printer has lost the most market share this month among vat invoices apps (-1.16pp). Sort the table by Change (Low to High) to see the full list of decliners.
5. Which countries drive the most vat invoices Shopify app installs?
Netherlands drives the largest share of vat invoices app installs at 12.7%, followed by United States at 12.5% and Lithuania at 9.6%. Use the country picker on the third card to compare market leaders by country.
6. How many vat invoices apps does ShopDigest track on Shopify?
ShopDigest tracks 96 vat invoices apps on the Shopify App Store. Market share, rankings, and review data refresh weekly so you can track competitive shifts as they happen.
7. Why does the highest-share vat invoices app differ from the #1 ranked app?
Rank reflects an app's current position in the Shopify App Store under vat invoices (driven by Shopify's own algorithm), while market share on ShopDigest is estimated from review counts and other factors as a proxy for active installs. The two metrics move on independent dynamics, so the highest-share app and the #1-ranked app are not always the same — and a divergence between them is worth noting rather than assuming one will pull the other along. For vat invoices, Oxilayer PDF Invoice Generator leads on share; see the rankings tab for who currently holds #1 position.
