Checkout Extensions Shopify Apps — Full Reviews Table
All tracked checkout extensions Shopify apps ranked by total review count, with new reviews gained vs 30 days ago and average rating. Filter by country and date range; sort by reviews or review velocity.
| App | Reviews | Rating |
|---|---|---|
 SMART Checkout Rules & Upsells | 84574 | 5.0 |
 CWILL Loyalty & Referrals | 811– | 4.9 |
 Fly Upsell & Cross Sell | 62615 | 4.9 |
 Blockify Checkout Customizer | 3158 | 4.9 |
 Analyzify (GA4 & Ads Tracking) | 3131 | 4.8 |
 Captain Shipping Protection | 3133 | 4.9 |
 Grapevine Post Purchase Survey | 2346 | 5.0 |
 Shopify Checkout Blocks | 2205 | 4.2 |
 Fairing Post Purchase Surveys | 1961 | 5.0 |
 BeSure Checkout Rules | 193– | 5.0 |
Showing 1-10 out of 66
Key Insights:
- SMART Checkout Rules & Upsells leads checkout extensions apps with 845 total reviews — 34 more than CWILL Loyalty & Referrals (811).
- Top 3 apps (SMART Checkout Rules & Upsells, CWILL Loyalty & Referrals, Fly Upsell & Cross Sell) hold 56.1% of all reviews across the top 10 tracked checkout extensions apps.
- SMART Checkout Rules & Upsells is gaining reviews fastest this month (+74) — strong recent install momentum.
- 8 of 10 top-reviewed checkout extensions apps gained new reviews this period; 0 saw no net additions.
Checkout Extensions Shopify Apps — Cumulative Review Trend
Monthly cumulative review count for the top 5 checkout extensions Shopify apps over the past year — a longitudinal view of which apps keep accumulating reviews and which have flattened.
Charts Data
| App | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 | Oct 2026 |
|---|---|---|---|---|---|---|
| SMART Checkout Rules & Upsells | 45555 | 51459 | 59884 | 69597 | 76873 | 84577 |
| CWILL Loyalty & Referrals | 7957 | 8027 | 8097 | 8101 | 8111 | 811– |
| Fly Upsell & Cross Sell | 53034 | 56636 | 59024 | 60414 | 6106 | 62616 |
| Blockify Checkout Customizer | 25715 | 27316 | 28613 | 29610 | 30711 | 3158 |
| Analyzify (GA4 & Ads Tracking) | 3044 | 3073 | 3103 | 3122 | 312– | 3131 |
Key Insights:
- SMART Checkout Rules & Upsells's cumulative reviews grew from 17 to 845 over the charted period — 828 new reviews accumulated.
- SMART Checkout Rules & Upsells's 845 cumulative reviews sit 2.7× above Analyzify (GA4 & Ads Tracking)'s 313 at the bottom of the plotted checkout extensions set — a wide spread between long-running leaders and newer entrants.
- SMART Checkout Rules & Upsells's cumulative review lead compounds over time — an established review base acts as a trust signal for merchants comparing apps, and continued adoption keeps the review count climbing, a flywheel newcomers struggle to interrupt.
Fastest to 1,000 Reviews — Checkout Extensions Shopify Apps
Race-style view of how the top 5 checkout extensions Shopify apps reached 1,000 reviews — months since launch on the X-axis, cumulative review count on the Y-axis. Adjust the milestone or app set with the filters above.
Charts Data
| App | Months to Reach 1,000 Reviews | Current Review Count |
|---|---|---|
| CWILL Loyalty & Referrals | Not yet reached | 808 |
| SMART Checkout Rules & Upsells | Not yet reached | 805 |
| Fly Upsell & Cross Sell | Not yet reached | 619 |
| Analyzify (GA4 & Ads Tracking) | Not yet reached | 314 |
| Blockify Checkout Customizer | Not yet reached | 310 |
Key Insights:
- 5 of the top 5 checkout extensions apps haven't yet crossed 1,000 reviews — CWILL Loyalty & Referrals is closest at 808 cumulative.
Most-Reviewed Checkout Extensions Shopify Apps
SMART Checkout Rules & Upsells leads checkout extensions Shopify apps with 845 cumulative reviews and a 5.0★ average rating. CWILL Loyalty & Referrals (811 reviews) and Fly Upsell & Cross Sell (626 reviews) round out the top 3. Combined, the top 3 apps hold 56.1% of all reviews across the top tier — a tight oligopoly where the leader's review flywheel is hard to break. Notable mover: SMART Checkout Rules & Upsells added the most new reviews this month (+74) — a strong recent install signal.
SMART Checkout Rules & Upsells's 845-review base reflects long-running merchant adoption in checkout extensions — a tenure signal for merchants who weight track record alongside current fit. CWILL Loyalty & Referrals (811 reviews) and the rest of the top tier carry meaningful adoption too, and feature scope, support, and current trajectory often matter more than raw review totals when choosing between established options.
Checkout Extensions Shopify Apps — Long-Term Review Trends
SMART Checkout Rules & Upsells accumulated 828 new reviews from Jan 2025 to Oct 2026, growing from 17 to 845 cumulative reviews — a steep addition rate for checkout extensions apps. Across the top 5 plotted checkout extensions apps, the steepest ongoing slopes mark the ones still actively winning new merchants — absolute review counts matter less than recent acceleration when picking apps in a category that's still growing.
SMART Checkout Rules & Upsells's lead in cumulative reviews compounds in concentrated checkout extensions categories: more reviews lift App Store rank, which drives more installs, which add more reviews — newcomers face a steep curve to catch up to the 845 cumulative base.
Review Growth Velocity in Checkout Extensions — Which Apps Grew Fastest
None of the top 5 checkout extensions apps tracked here have yet crossed 1,000 reviews. CWILL Loyalty & Referrals leads the set on current cumulative reviews with 808 — closest to the milestone, at roughly 81% of the way there.
With no app in this checkout extensions set having crossed 1,000 reviews, the category is still in early adoption. CWILL Loyalty & Referrals is the closest to breaking out at 808 cumulative reviews — worth tracking its per-month review velocity to see whether it's on pace to cross the milestone first.
Top 5 Apps in Checkout Extensions
- Blockify Checkout Customizer — Has accumulated 315 reviews for checkout extensions at a 4.9★ average.
- Checkout Extensions Pro — Has accumulated 11 reviews for checkout extensions at a 4.4★ average.
- Pure Checkout Extensibility — Has accumulated 0 reviews for checkout extensions.
- CWILL Loyalty & Referrals — Has accumulated 811 reviews for checkout extensions at a 4.9★ average.
- ShipGuard: Shipping Protection — Has accumulated 21 reviews for checkout extensions at a 4.3★ average.
Checkout Extensions Shopify Apps — Frequently Asked Questions
1. Which checkout extensions app has the most reviews on Shopify?
SMART Checkout Rules & Upsells has the most reviews among checkout extensions Shopify apps with 845 total reviews, ahead of CWILL Loyalty & Referrals at 811. Sort the table by Reviews (High to Low) to see the full ranked list.
2. How are reviews used to measure checkout extensions app popularity on Shopify?
Reviews are the closest publicly available proxy for install volume on Shopify — Shopify doesn't publish install counts, so cumulative reviews and review velocity are the standard way to measure adoption. For checkout extensions apps, this page shows total reviews, new reviews per month, and time-to-1,000 reviews so you can compare both established scale and current momentum.
3. Which checkout extensions app is gaining reviews fastest on Shopify?
SMART Checkout Rules & Upsells is gaining the most new reviews this month among checkout extensions apps, adding 74 reviews in the past 30 days. Switch the table sub-tab to "Review Changes" to see all apps ordered by review velocity.
4. What is the average rating for top checkout extensions Shopify apps?
The top 5 checkout extensions apps average 4.9★ across 2,856 combined reviews — a strong overall quality benchmark. Individual ratings appear in the table above; sort by Reviews to see how rating varies across the most-installed apps.
5. How often are review counts for checkout extensions apps updated on Shopify?
Review counts and rating data refresh weekly on this page. The Reviews Trend chart aggregates monthly intervals by default — switch to weekly granularity for shorter-term signals or yearly for macro trends.
