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Custom Formulas Shopify Apps – Reviews & Rating Trends

(Updated October 2026) Compare reviews and ratings for custom formulas Shopify apps and see which apps are gaining the most install momentum. Review counts are the closest proxy to actual installs — Shopify doesn't publish install numbers — so review velocity is one of the strongest signals of merchant adoption for custom formulas apps.

Simprosys Google Shopping Feed currently leads on 51.8% market share, followed by Multifeed Google Shopping Feed at 28.9%. A concentrated field — one app holds most of the tracked installs.

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Custom Formulas Shopify Apps — Full Reviews Table

All tracked custom formulas 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.

Date Range
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Countries
Order By
Reviews are as ofToday.Change is betweenSep 16andToday
AppReviewsRating
Simprosys Google Shopping Feed4,939784.9
Easify Custom Product Options3,144814.9
EW: EU Withdrawal Button &Form2,323234.9
Report Pundit: Custom Reports2,061245.0
PC ‑ Custom Product Options1,18114.8
Reputon Customer Reviews App1,16894.9
Multifeed Google Shopping Feed1,117214.9
Qikify Custom Product Options94034.9
Fontify: Google & Custom Fonts77514.9
Mulwi | 200+ Shopping Feeds610155.0

Showing 1-10 out of 75

Key Insights:

  • Simprosys Google Shopping Feed leads custom formulas apps with 4,939 total reviews — 1,795 more than Easify Custom Product Options (3,144).
  • Top 3 apps (Simprosys Google Shopping Feed, Easify Custom Product Options, EW: EU Withdrawal Button &Form) hold 57.0% of all reviews across the top 10 tracked custom formulas apps.
  • Easify Custom Product Options is gaining reviews fastest this month (+81) — strong recent install momentum.
  • 10 of 10 top-reviewed custom formulas apps gained new reviews this period; 0 saw no net additions.
See more insights

Custom Formulas Shopify Apps — Cumulative Review Trend

Monthly cumulative review count for the top 5 custom formulas Shopify apps over the past year — a longitudinal view of which apps keep accumulating reviews and which have flattened.

Date Range
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Time Granularity
Charts Data
Monthly cumulative review count for the top 5 custom formulas Shopify apps over the latest 6 months.
AppMay 2026Jun 2026Jul 2026Aug 2026Sep 2026Oct 2026
Simprosys Google Shopping FeedSimprosys Google Shopping Feed4,499964,6201214,7271074,797704,9041074,93935
Easify Custom Product OptionsEasify Custom Product Options2,6221352,7281062,9011733,0121113,100883,14444
EW: EU Withdrawal Button &FormEW: EU Withdrawal Button &Form2401992,20119612,252512,288362,314262,3239
Report Pundit: Custom ReportsReport Pundit: Custom Reports1,917331,953361,983302,020372,046262,06115
PC ‑ Custom Product OptionsPC ‑ Custom Product Options1,17311,17521,17831,18021,18111,181–

Key Insights:

  • Simprosys Google Shopping Feed's cumulative reviews grew from 3,247 to 4,939 over the charted period — 1,692 new reviews accumulated.
  • Simprosys Google Shopping Feed's 4,939 cumulative reviews sit 4.2× above PC ‑ Custom Product Options's 1,181 at the bottom of the plotted custom formulas set — a wide spread between long-running leaders and newer entrants.
See more insights

Fastest to 1,000 Reviews — Custom Formulas Shopify Apps

Race-style view of how the top 5 custom formulas 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.

App Selector
Reviews
Time Granularity
Charts Data
Review velocity for the top 5 custom formulas Shopify apps — months since launch to reach 1,000 reviews and current cumulative review count.
AppMonths to Reach 1,000 ReviewsCurrent Review Count
EW: EU Withdrawal Button &FormEW: EU Withdrawal Button &Form62,317
Easify Custom Product OptionsEasify Custom Product Options263,157
Simprosys Google Shopping FeedSimprosys Google Shopping Feed474,935
Report Pundit: Custom ReportsReport Pundit: Custom Reports512,058
PC ‑ Custom Product OptionsPC ‑ Custom Product Options1351,181

Key Insights:

  • EW: EU Withdrawal Button &Form reached 1,000 reviews fastest — in 6 months since launch.
  • Easify Custom Product Options crossed 1,000 reviews in 26 months — 20 months behind EW: EU Withdrawal Button &Form.
  • All 5 apps in this set have crossed 1,000 reviews — months-to-1k ranges from 6 to 135, a 129-month spread.
See more insights
Data issue or feedback? Reach out to us at [email protected].

Most-Reviewed Custom Formulas Shopify Apps

Simprosys Google Shopping Feed leads custom formulas Shopify apps with 4,939 cumulative reviews and a 4.9★ average rating. Easify Custom Product Options (3,144 reviews) and EW: EU Withdrawal Button &Form (2,323 reviews) round out the top 3. Combined, the top 3 apps hold 57.0% of all reviews across the top tier — a clear leadership tier with a meaningful long tail behind them. Notable mover: Easify Custom Product Options added the most new reviews this month (+81) — a strong recent install signal.

Simprosys Google Shopping Feed (4,939) and Easify Custom Product Options (3,144) sit close enough on cumulative reviews that current velocity matters more than the totals — for custom formulas merchants, the apps adding reviews fastest right now (rather than the ones with the highest absolute count) are usually a better signal of current product-market fit.

Custom Formulas Shopify Apps — Long-Term Review Trends

Simprosys Google Shopping Feed accumulated 1,692 new reviews from Jan 2025 to Oct 2026, growing from 3,247 to 4,939 cumulative reviews — a steep addition rate for custom formulas apps. Across the top 5 plotted custom formulas 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.

Comparing custom formulas apps on review trend slope rather than absolute count is the sharper signal — an app gaining reviews fast is winning current merchants, while Simprosys Google Shopping Feed's 4,939 cumulative base reflects long-running adoption that may or may not still be translating to new installs.

Review Growth Velocity in Custom Formulas — Which Apps Grew Fastest

EW: EU Withdrawal Button &Form reached 1,000 reviews in 6 months since launch — the fastest ramp among the top 5 custom formulas apps tracked here. Easify Custom Product Options in 26 months, Simprosys Google Shopping Feed in 47 months, Report Pundit: Custom Reports in 51 months, and PC ‑ Custom Product Options took 135 months to cross the same milestone, a 129-month spread between the fastest and slowest in the set.

All 5 apps in this set have crossed 1,000 reviews, with current cumulative counts now ranging from 1,181 (PC ‑ Custom Product Options) to 4,935 (Simprosys Google Shopping Feed) — a 4.2× difference, showing how far ahead the leader has continued to build past the milestone.

The 129-month gap between EW: EU Withdrawal Button &Form's and PC ‑ Custom Product Options's time-to-1,000 highlights how unevenly product-market fit landed across this custom formulas 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.

Top 5 Apps in Custom Formulas

  1. Multifeed Google Shopping Feed — Has accumulated 1,117 reviews for custom formulas at a 4.9★ average.
  2. Mulwi | 200+ Shopping Feeds — Has accumulated 610 reviews for custom formulas at a 5.0★ average.
  3. Simprosys Google Shopping Feed — Has accumulated 4,939 reviews for custom formulas at a 4.9★ average.
  4. FeedFix | XML Import & Export — Has accumulated 283 reviews for custom formulas at a 5.0★ average.
  5. LC Custom Google Shopping Feed — Has accumulated 113 reviews for custom formulas at a 4.9★ average.

Custom Formulas Shopify Apps — Frequently Asked Questions

1. Which custom formulas app has the most reviews on Shopify?

Simprosys Google Shopping Feed has the most reviews among custom formulas Shopify apps with 4,939 total reviews, ahead of Easify Custom Product Options at 3,144. Sort the table by Reviews (High to Low) to see the full ranked list.

2. How are reviews used to measure custom formulas 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 custom formulas 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 custom formulas app is gaining reviews fastest on Shopify?

Easify Custom Product Options is gaining the most new reviews this month among custom formulas apps, adding 81 reviews in the past 30 days. Switch the table sub-tab to "Review Changes" to see all apps ordered by review velocity.

4. Which custom formulas app reached 1,000 reviews fastest on Shopify?

EW: EU Withdrawal Button &Form hit 1,000 reviews in 6 months since launch — the fastest review ramp among tracked custom formulas Shopify apps. Use the "Fastest to 1,000 Reviews" chart above to compare against other apps or change the milestone (5,000, 10,000, etc.).

5. What is the average rating for top custom formulas Shopify apps?

The top 5 custom formulas apps average 4.9★ across 13,648 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.

6. How often are review counts for custom formulas 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.

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