Upsell Shopify Apps – Analytics & Insights

Kaching Bundles App & Upsells dominates upsell with 78.1% market share — a clear category leader Shopify merchants gravitate to first, 69.5pp ahead of Upsell & Cross Sell — Selleasy (8.6%). Essential Upsell & Cross Sell sits at #3 with 5.1% share, rounding out the top tier. Together, the top 3 apps absorb 91.8% of all upsell installs — a highly concentrated landscape with limited room for new entrants. Bundlex Product Bundles Upsell is the standout mover this month, climbing 5 positions — a momentum signal worth tracking.

Kaching Bundles App & Upsells's 78.1% share looks dominant, but Essential Upsell & Cross Sell slipped 2 positions this month and the rest of the top 5 has reshuffled. Upsell apps are settled at the top and contested below — for merchants whose needs aren't a perfect Kaching Bundles App & Upsells fit, the #2–#5 apps often surface better niche options.

Kaching Bundles App & Upsells climbed from #2 (Feb 2026) to #1 (Sep 2026) — a 1-position gain among upsell apps over the charted window. Across the top 5 plotted upsell apps, 4 improved their ranking while 1 declined — the category is moving upward overall. Kaching Bundles App & Upsells's share expanded +33.3pp from 44.8% (Feb 2026) to 78.1% (Oct 2026) — a sustained widening of the gap against other upsell apps over this window.

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

United States dominates demand for upsell apps with 29.9% of all tracked installs — a single market that effectively defines the category's product priorities. United Kingdom follows at 7.8%, with Australia at 7.1%. Together, the top 3 markets account for 44.8% of upsell app installs worldwide. Netherlands (6.1%) and France (4.9%) round out the top 5. Netherlands is the fastest-growing market this month (+1.4pp), pointing to accelerating demand outside the established leaders.

With 29.9% of upsell 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 United Kingdom (7.8%) and other regions sometimes find better fit in apps that over-index outside United States.

Essential Upsell & Cross Sell reached 1,000 reviews in 16 months since launch — the fastest ramp among the top 5 upsell apps tracked here. Essent Cart Drawer Cart Upsell in 18 months, Upsell & Cross Sell — Selleasy in 32 months, and Kaching Bundles App & Upsells took 37 months to cross the same milestone, a 21-month spread between the fastest and slowest in the set.

1 app on this chart hasn't yet crossed 1,000 reviews: Bundlex Product Bundles Upsell at 181 cumulative reviews. Bundlex Product Bundles Upsell is closest to the milestone — its current count puts it roughly 18% of the way to 1,000.

The 21-month spread between Essential Upsell & Cross Sell and Kaching Bundles App & Upsells reaching 1,000 reviews suggests a competitive upsell category — leaders pulled ahead by roughly a year, but no single app dominated launch-to-milestone speed. The ramp differences likely reflect both product quality and timing-of-launch rather than one clear category winner.