Custom Javascript Shopify Apps – Analytics & Insights

SA Request a Quote, Hide Price holds the top spot for custom javascript with 28.3% market share, but the gap to challengers is closing, -39.8pp ahead of Hulk Contact Form Builder (68.1%). Formful – Contact Form Builder sits at #3 with 1.3% share, rounding out the top tier. Together, the top 3 apps absorb 97.7% of all custom javascript installs — a highly concentrated landscape with limited room for new entrants. Formester Contact Form Builder is the standout mover this month, climbing 6 positions — a momentum signal worth tracking. Worth noting: the top-ranked app and the highest-share app aren't the same here — App Store rank and our market share metric (computed from review counts and other factors) move on independent dynamics, so cross-checking both views matters in this category.

SA Request a Quote, Hide Price leads at 28.3%, only -39.8pp ahead of Hulk Contact Form Builder (68.1%), with rankings stable this month. When the top two custom javascript apps demonstrate similar real-world adoption, fit-for-store usually matters more than rank — comparing pricing model, integration depth, and support hours separates them better than the share gap does.

SA Request a Quote, Hide Price climbed from #2 (May 2026) to #1 (Oct 2026) — a 1-position gain among custom javascript apps over the charted window. Across the top 5 plotted custom javascript apps, 3 lost rank positions while only 2 improved — consolidation at the top. SA Request a Quote, Hide Price's share held near 28.3% from May 2026 to Oct 2026 — a stable install base for custom javascript apps rather than active gain or loss.

Stable rankings across the top 5 plotted custom javascript apps mean merchants have largely settled on their preferences — challengers below the top 5 face an uphill path to break in.

United States dominates demand for custom javascript apps with 32.5% of all tracked installs — a single market that effectively defines the category's product priorities. Australia follows at 10.8%, with Canada at 7.8%. Together, the top 3 markets account for 51.2% of custom javascript app installs worldwide. United Kingdom (7.2%) and Germany (4.0%) round out the top 5. United Kingdom is the fastest-growing market this month (+1.5pp), pointing to accelerating demand outside the established leaders.

With 32.5% of custom javascript app installs concentrated in United States, the leading apps in this category typically prioritize United States-based merchants for localization, currency, and support hours — merchants in Australia (10.8%) and other regions sometimes find better fit in apps that over-index outside United States.

Hulk Contact Form Builder is the only app in this set to have crossed 1,000 reviews, reaching the milestone in 85 months since launch. The remaining 4 custom javascript 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: SA Request a Quote, Hide Price at 645, SK Contact Form Builder at 393, SureCust Forms Builder, Locks at 110, Formful – Contact Form Builder at 104 cumulative reviews. SA Request a Quote, Hide Price is closest to the milestone — its current count puts it roughly 65% of the way to 1,000.

Hulk Contact Form Builder 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 custom javascript category.