One Click Upsell Shopify Apps – Market Share Breakdown
(Updated October 2026) See which one click upsell Shopify apps dominate installs and how their share has shifted over time. This keyword page shows the full market share table, monthly share trends for the leaders, and a country-level breakdown so you can compare global vs regional dominance.
One Click Upsell Shopify Apps — Full Market Share Table
All tracked one click upsell 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 |  Upsell & Cross Sell — Selleasy | 41.69% | 17.47 | Climbing |
| 2 |  Essential Upsell & Cross Sell | 28.80% | 17.79 | Declining |
| 3 |  One Click Upsell ‑ Zipify OCU | 11.51% | 0.94 | Climbing |
| 4 |  Aftersell Post Purchase Upsell | 5.70% | 0.54 | Climbing |
| 5 |  Kaching Post Purchase Upsell | 3.41% | 0.17 | Climbing |
| 6 |  EasySell COD Form & Upsells | 2.88% | 0.16 | Climbing |
| 7 |  ReConvert post purchase upsell | 2.69% | 0.46 | Declining |
| 8 |  AOV.ai Cart Drawer Cart Upsell | 1.31% | 1.09 | Declining |
| 9 |  Releasit COD Form & Upsells | 0.95% | 0.15 | Climbing |
| 10 |  Essential Free Shipping Bar | 0.50% | 0.03 | Declining |
Showing 1-10 out of 23
Key Insights:
- Upsell & Cross Sell — Selleasy holds 41.7% share of one click upsell app installs — 12.9pp ahead of Essential Upsell & Cross Sell (28.8%).
- Top 3 apps (Upsell & Cross Sell — Selleasy, Essential Upsell & Cross Sell, One Click Upsell ‑ Zipify OCU) account for 82.0% of all one click upsell install share — a fragmented market.
- Upsell & Cross Sell — Selleasy is gaining share fastest this month (+17.47pp) — the largest single gainer among the top one click upsell apps by share.
- Essential Upsell & Cross Sell is losing share fastest (-17.79pp) — could indicate a churning user base or a stronger challenger gaining ground.
One Click Upsell Shopify Apps — Market Share Over Time
Monthly market share trajectory for the top 5 one click upsell 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 |
|---|---|---|---|---|---|---|
| Upsell & Cross Sell — Selleasy | 22.2%21.14 | 24.4%2.22 | 41.9%17.47 | 47.4%5.51 | 44.9%2.5 | 44.8%0.05 |
| Essential Upsell & Cross Sell | 48.5%3.7 | 46.2%2.25 | 28.7%17.58 | 17.1%11.57 | 26.7%9.57 | 26.7% |
| One Click Upsell ‑ Zipify OCU | 10.9%0.93 | 10.7%0.18 | 11.4%0.67 | 11.1%0.25 | 10.0%1.12 | 10.2%0.13 |
| Aftersell Post Purchase Upsell | 4.5%4.01 | 5.2%0.64 | 5.7%0.52 | 13.2%7.5 | 6.3%6.96 | 6.3%0.01 |
| Kaching Post Purchase Upsell | 3.1%2.22 | 3.2%0.11 | 3.4%0.2 | 4.1%0.65 | 5.4%1.35 | 5.4% |
Key Insights:
- Upsell & Cross Sell — Selleasy's share expanded from 2.2% → 44.8% over the charted period.
- Of the top 5 tracked one click upsell apps, 3 grew share and 2 lost share — leader is widening the gap.
Top One Click Upsell Shopify Apps by Country
Per-country market share rankings for one click upsell 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 | | | | | |
| 2 | | | | | |
| 3 | | | | | |
| 4 | | | | | |
| 5 | | | |  | |
Key Insights:
- Upsell & Cross Sell — Selleasy leads one click upsell apps in all 4 tracked markets — United States, India, China, United Kingdom.
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Top 5 Apps in One Click Upsell
- One Click Upsell ‑ Zipify OCU — Leads one click upsell apps with 10.1% install share, rated 4.6★ — losing share this month.
- Upsell & Cross Sell — Selleasy — Holds 44.8% of one click upsell app install share, rated 4.9★ — losing share this month.
- Essential Upsell & Cross Sell — Holds 26.7% of one click upsell app install share, rated 5.0★ — gaining share this month.
- Kaching Post Purchase Upsell — Holds 5.4% of one click upsell app install share, rated 5.0★ — gaining share this month.
- Aftersell Post Purchase Upsell — Holds 6.3% of one click upsell app install share, rated 4.9★ — losing share this month.
One Click Upsell Shopify Apps — Frequently Asked Questions
1. Which one click upsell app has the highest market share on Shopify?
Upsell & Cross Sell — Selleasy ranks #1 by share among one click upsell apps at 41.7%, 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 one click upsell Shopify apps?
For one click upsell (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 one click upsell apps are gaining market share on Shopify?
Upsell & Cross Sell — Selleasy is gaining one click upsell app market share fastest this month, up +17.47pp versus 30 days ago. Switch the table sub-tab to "Market Share Changes" to see all gainers ordered by movement.
4. Which one click upsell apps are losing market share on Shopify?
Essential Upsell & Cross Sell has lost the most market share this month among one click upsell apps (-17.79pp). Sort the table by Change (Low to High) to see the full list of decliners.
5. Which countries drive the most one click upsell Shopify app installs?
United States drives the largest share of one click upsell app installs at 30.7%, followed by United Kingdom at 10.2% and Australia at 6.3%. Use the country picker on the third card to compare market leaders by country.
6. How many one click upsell apps does ShopDigest track on Shopify?
ShopDigest tracks 96 one click upsell 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 one click upsell app differ from the #1 ranked app?
Rank reflects an app's current position in the Shopify App Store under one click upsell (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 one click upsell, Upsell & Cross Sell — Selleasy leads on share; see the rankings tab for who currently holds #1 position.
