Custom Upsell Shopify Apps – Market Share Breakdown
(Updated October 2026) See which custom 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.
Custom Upsell Shopify Apps — Full Market Share Table
All tracked custom 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 |  AOV.ai Post Purchase Upsell | 64.51% | 5.67 | Declining |
| 2 |  Shipping Protection —Shipcheck | 20.54% | 17.35 | Climbing |
| 3 |  Sam Shipping Protection Upsell | 4.07% | 7.33 | Declining |
| 4 |  Navidium Shipping Protection | 3.51% | 0.19 | Declining |
| 5 |  Captain Shipping Protection | 2.80% | 3.78 | Declining |
| 6 |  Upsell & Cross‑Sell SmartFlow | 2.77% | 0.02 | Climbing |
| 7 |  Product Recommendations • ES | 0.78% | 0.53 | Climbing |
| 8 |  Koala Upsell Free Gift & BOGO | 0.51% | 0.47 | Declining |
| 9 |  Insureful Shipping Protection | 0.15% | 0.45 | Declining |
| 10 |  ShipGuard: Shipping Protection | 0.09% | 0.01 | Climbing |
Showing 1-10 out of 24
Key Insights:
- AOV.ai Post Purchase Upsell holds 64.5% share of custom upsell app installs — 44.0pp ahead of Shipping Protection —Shipcheck (20.5%).
- Top 3 apps (AOV.ai Post Purchase Upsell, Shipping Protection —Shipcheck, Sam Shipping Protection Upsell) account for 89.1% of all custom upsell install share — a concentrated market.
- Shipping Protection —Shipcheck is gaining share fastest this month (+17.35pp) — the largest single gainer among the top custom upsell apps by share.
- Sam Shipping Protection Upsell is losing share fastest (-7.33pp) — could indicate a churning user base or a stronger challenger gaining ground.
Custom Upsell Shopify Apps — Market Share Over Time
Monthly market share trajectory for the top 5 custom 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 SmartFlow | 0.2% | 2.8%2.57 | 3.2%0.42 | 33.3%30.13 | 36.3%2.94 | 44.1%7.9 |
| Shipping Protection —Shipcheck | 9.2% | 3.2%6.02 | 20.0%16.76 | 4.2%15.8 | 27.1%22.96 | 30.6%3.46 |
| Sam Shipping Protection Upsell | 3.7% | 11.4%7.72 | 4.1%7.36 | 24.4%20.35 | 8.1%16.31 | 9.2%1.04 |
| Product Recommendations • ES | 0.1% | 0.3%0.1 | 0.8%0.53 | 9.7%8.94 | 1.3%8.41 | 6.9%5.56 |
| Captain Shipping Protection | 4.4% | 6.4%1.99 | 2.8%3.6 | 3.0%0.15 | 16.8%13.79 | 4.2%12.58 |
Key Insights:
- Upsell & Cross‑Sell SmartFlow's share expanded from 0.2% → 44.1% over the charted period.
- Of the top 5 tracked custom upsell apps, 4 grew share and 1 lost share — leader is widening the gap.
Top Custom Upsell Shopify Apps by Country
Per-country market share rankings for custom 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:
- AOV.ai Post Purchase Upsell leads custom upsell apps in 2 of 4 tracked markets (United States, United Kingdom).
- AOV.ai Post Purchase Upsell leads worldwide, but 2 of 4 tracked markets crown a different leader — Warranty Registration & Claims in India, Sam Shipping Protection Upsell in China.
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Top 5 Apps in Custom Upsell
- Upsell & Cross‑Sell SmartFlow — Leads custom upsell apps with 44.1% install share, rated 5.0★ — gaining share this month.
- Shipping Protection —Shipcheck — Holds 30.6% of custom upsell app install share, rated 5.0★ — gaining share this month.
- Product Recommendations • ES — Holds 6.9% of custom upsell app install share, rated 5.0★ — gaining share this month.
- Sam Shipping Protection Upsell — Holds 9.2% of custom upsell app install share, rated 4.9★ — losing share this month.
- Easy Shipping Protection — Holds 0 of custom upsell app install share, rated 5.0★.
Custom Upsell Shopify Apps — Frequently Asked Questions
1. Which custom upsell app has the highest market share on Shopify?
AOV.ai Post Purchase Upsell dominates the custom upsell category on Shopify with 64.5% of installs — 44.0pp ahead of Shipping Protection —Shipcheck. This is a clear leader by share, so most merchants default to it unless they have a niche-fit reason to pick differently.
2. How is market share calculated for custom upsell Shopify apps?
For custom 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 custom upsell apps are gaining market share on Shopify?
Shipping Protection —Shipcheck is gaining custom upsell app market share fastest this month, up +17.35pp versus 30 days ago. Switch the table sub-tab to "Market Share Changes" to see all gainers ordered by movement.
4. Which custom upsell apps are losing market share on Shopify?
Sam Shipping Protection Upsell has lost the most market share this month among custom upsell apps (-7.33pp). Sort the table by Change (Low to High) to see the full list of decliners.
5. Which countries drive the most custom upsell Shopify app installs?
United States drives the largest share of custom upsell app installs at 72.6%, followed by Netherlands at 4.0% and Canada at 3.0%. Use the country picker on the third card to compare market leaders by country.
6. How many custom upsell apps does ShopDigest track on Shopify?
ShopDigest tracks 96 custom upsell apps on the Shopify App Store. Market share, rankings, and review data refresh weekly so you can track competitive shifts as they happen.
