Sequential Numbering Shopify Apps – Analytics & Insights

Order Printer Pro: PDF Invoice dominates sequential numbering with 87.1% market share — a clear category leader Shopify merchants gravitate to first, 82.4pp ahead of AG Order Printer ‑ PDF Invoice (4.8%). GST Pro: GST Invoice India sits at #3 with 3.1% share, rounding out the top tier. Together, the top 3 apps absorb 95.1% of all sequential numbering installs — a highly concentrated landscape with limited room for new entrants. Lexware Office (lexoffice) is the standout mover this month, climbing 6 positions — a momentum signal worth tracking.

Order Printer Pro: PDF Invoice's 87.1% share looks dominant, but Shoptopus: Invoice Generator slipped 1 position this month and the rest of the top 5 has reshuffled. Sequential Numbering apps are settled at the top and contested below — for merchants whose needs aren't a perfect Order Printer Pro: PDF Invoice fit, the #2–#5 apps often surface better niche options.

Order Printer Pro: PDF Invoice held #1 steadily from May 2026 to Sep 2026 — an entrenched leader in sequential numbering that challengers haven't displaced. Across the top 5 plotted sequential numbering apps, 3 improved their ranking while 0 declined — the category is moving upward overall. Order Printer Pro: PDF Invoice's share expanded +7.0pp from 80.2% (May 2026) to 87.1% (Sep 2026) — a sustained widening of the gap against other sequential numbering apps over this window.

3 of 5 plotted sequential numbering apps moved positions in this window — recent trajectory beats current rank as a signal when a category is reshuffling this actively.

United States is the largest single market for sequential numbering apps at 21.0% — but no country dominates, meaning sequential numbering apps serve a globally distributed merchant base. Germany follows at 11.7%, with Australia at 8.5%. Together, the top 3 markets account for 41.2% of sequential numbering app installs worldwide. United Kingdom (8.2%) and France (5.8%) round out the top 5. Australia is the fastest-growing market this month (+0.5pp), pointing to accelerating demand outside the established leaders.

With United States's 21.0% as the largest single market and the rest spread across many countries, the leading sequential numbering apps tend to be region-agnostic by design — geography matters less for app choice here than features, pricing, and support quality.

Order Printer Pro: PDF Invoice is the only app in this set to have crossed 1,000 reviews, reaching the milestone in 104 months since launch. The remaining 4 sequential numbering apps tracked here are still building toward 1,000 — current cumulative review counts give the clearest picture of where each one stands today.

4 apps on this chart haven't yet crossed 1,000 reviews: AG Order Printer ‑ PDF Invoice at 693, WebPlanex: GST Invoice India at 461, Invoice Falcon at 304, GST Pro: GST Invoice India at 251 cumulative reviews. AG Order Printer ‑ PDF Invoice is closest to the milestone — its current count puts it roughly 69% of the way to 1,000.

Order Printer Pro: PDF Invoice is the only app in this set to have crossed 1,000 reviews so far — a useful signal for merchants that one app has already proved sustained adoption while the others remain in the "promising but unproven" tier of the sequential numbering category.