Thank You Page Upsell Shopify Apps – Analytics & Insights

Checkout Plus ranks #1 for thank you page upsell with 8.8% share — the leader position in a fragmented field where many apps are within striking distance, 7.0pp ahead of Oak Thank You Page Upsell (1.8%). Aftersell Post Purchase Upsell sits at #3 with 36.1% share, rounding out the top tier. The top 3 apps together control 46.7% of thank you page upsell installs — a clear leadership tier with a meaningful long tail behind them. Oak Thank You Page Upsell is the standout mover this month, climbing 51 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.

Thank You Page Upsell is a fragmented market — the top 3 apps together hold only 46.7% of installs, leaving Checkout Plus's 8.8% lead modest in absolute terms and Aftersell Post Purchase Upsell at 36.1% still capturing meaningful share. With this many viable apps, pricing model and integration depth differentiate thank you page upsell options more than rank does.

Checkout Plus climbed from #2 (May 2026) to #1 (Oct 2026) — a 1-position gain among thank you page upsell apps over the charted window. Across the top 5 plotted thank you page upsell apps, 4 improved their ranking while 1 declined — the category is moving upward overall. Checkout Plus's share expanded +4.9pp from 3.9% (May 2026) to 8.8% (Oct 2026) — a sustained widening of the gap against other thank you page upsell apps over this window.

5 of 5 plotted thank you page 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 thank you page upsell apps with 35.0% of all tracked installs — a single market that effectively defines the category's product priorities. United Kingdom follows at 9.1%, with Australia at 5.8%. Together, the top 3 markets account for 49.8% of thank you page upsell app installs worldwide. Netherlands (5.1%) and Germany (4.1%) round out the top 5.

With 35.0% of thank you page 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 (9.1%) and other regions sometimes find better fit in apps that over-index outside United States.

Upsell & Cross Sell — Selleasy reached 1,000 reviews in 32 months since launch — the fastest ramp among the top 5 thank you page upsell apps tracked here. Aftersell Post Purchase Upsell crossed the same milestone in 73 months, 41 months behind.

3 apps on this chart haven't yet crossed 1,000 reviews: Checkout Plus at 115, Brew: Thank You Page Upsell at 16, Oak Thank You Page Upsell at 9 cumulative reviews. Checkout Plus is closest to the milestone — its current count puts it roughly 12% of the way to 1,000.

The 41-month gap between Upsell & Cross Sell — Selleasy's and Aftersell Post Purchase Upsell's time-to-1,000 highlights how unevenly product-market fit landed across this thank you page upsell set — the leader found its merchant audience early, while late-rampers took multiple years to reach the same review depth. For merchants comparing these apps today, slower-ramping apps may have closed the functionality gap but still operate on smaller review bases.