Apps tracked
Category leader
MP Size Chart & Size GuideTop region
Top Size Matters Shopify Apps Ranked Today
Top 10 size matters Shopify apps ranked by current App Store position, with market share and review counts. Updated weekly.
| App | Rank | Market share | Reviews |
|---|---|---|---|
 GA: Size Chart & Size Guide | 1– | 8.57%0.39 | 71– |
 BF Size Chart & Size Guide | 2– | 16.49%1.72 | 1401 |
 K: Size Charts & Size Guide | 3– | 0.00%– | 11– |
 Pavo Size Chart & Size Guide | 4– | 0.86%0.04 | 32– |
| MP Size Chart & Size Guide | 51 | 32.12%7.62 | 8828 |
 Pify Size Charts & Size Guides | 61 | 6.42%2.62 | 445 |
 Jotly Size Chart & Size Guide | 72 | 4.71%8.72 | 772 |
 Smart Size Chart & Size Guide | 8– | 4.11%0.32 | 1476 |
 ScaleChart: Size Chart & Guide | 91 | 3.94%1.48 | 506 |
 CSC Size Chart & Size Guide | 101 | 0.27%0.17 | 1003 |
Key Insights:
- GA: Size Chart & Size Guide commands 8.6% market share, -7.9pp ahead of BF Size Chart & Size Guide — a fragmented size matters category.
- In the last 30 days, 4 apps climbed and 1 dropped in ranking among the top 10 tracked size matters apps.
- MP Size Chart & Size Guide added the most new reviews this month (+8) — strong adoption momentum.
- Note: MP Size Chart & Size Guide holds higher market share (32.1%) than the rank-#1 app GA: Size Chart & Size Guide — share and App Store rank don't align in this category, so cross-checking both views matters.
Live Ranking and Market Share Trends for Size Matters Shopify Apps
Monthly ranking and market share trends for the top 5 size matters Shopify apps over the past year — see how each app's App Store position and market share have shifted month by month.
Charts Data
| App | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 | Oct 2026 |
|---|---|---|---|---|---|---|
| GA: Size Chart & Size Guide | #1– | #1– | #1– | #1– | #1– | #1– |
| BF Size Chart & Size Guide | #2– | #2– | #2– | #2– | #2– | #2– |
| K: Size Charts & Size Guide | #3– | #3– | #3– | #3– | #3– | #3– |
| Pavo Size Chart & Size Guide | #51 | #41 | #4– | #4– | #4– | #4– |
| MP Size Chart & Size Guide | #4– | #4– | #62 | #6– | #6– | #51 |
Key Insights:
- GA: Size Chart & Size Guide's ranking improved from #2 to #1 over the charted period.
- 1 of 5 top size matters apps improved their position; 1 declined — a stable market.
- GA: Size Chart & Size Guide's market share is 8.6% — gaining +5.1pp since the start of the chart.
Size Matters Shopify Apps — Market Share by Country
Top 5 countries driving installs for size matters Shopify apps, with current market share and 30-day change versus the previous month.
| Country | Market share | Change |
|---|---|---|
 United States | 28.7% | 0.99 |
 Netherlands | 14.4% | 0.72 |
 India | 7.8% | 0.72 |
 Canada | 7.3% | 0.16 |
 Australia | 5.9% | 0.38 |
Key Insights:
- United States accounts for 28.7% of size matters app installs — the single largest market.
- Top 3 markets (United States, Netherlands, India) collectively cover 50.9% of all tracked size matters installs — globally distributed demand.
Fastest to 1,000 Reviews — Size Matters Shopify Apps
Race-style view of how the top 5 size matters Shopify apps reached 1,000 reviews — months since launch on the X-axis, cumulative review count on the Y-axis.
Charts Data
| App | Months to Reach 1,000 Reviews | Current Review Count |
|---|---|---|
| MP Size Chart & Size Guide | Not yet reached | 874 |
| BF Size Chart & Size Guide | Not yet reached | 138 |
| GA: Size Chart & Size Guide | Not yet reached | 72 |
| Pavo Size Chart & Size Guide | Not yet reached | 32 |
| K: Size Charts & Size Guide | Not yet reached | 11 |
Key Insights:
- 5 of the top 5 size matters apps haven't yet crossed 1,000 reviews — MP Size Chart & Size Guide is closest at 874 cumulative.
Top Size Matters Shopify Apps Ranked by Position
GA: Size Chart & Size Guide ranks #1 for size matters with 8.6% share — the leader position in a fragmented field where many apps are within striking distance, -7.9pp ahead of BF Size Chart & Size Guide (16.5%). K: Size Charts & Size Guide sits at #3 with 0 share, rounding out the top tier. The top 3 apps together hold only 25.1% — meaning size matters is a fragmented market where lower-ranked apps still capture significant share. MP Size Chart & Size Guide is the standout mover this month, climbing 1 position — 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.
Size Matters is a fragmented market — the top 3 apps together hold only 25.1% of installs, leaving GA: Size Chart & Size Guide's 8.6% lead modest in absolute terms and K: Size Charts & Size Guide at 0 still capturing meaningful share. With this many viable apps, pricing model and integration depth differentiate size matters options more than rank does.
Live Ranking and Market Share Trends Across Size Matters Shopify Apps
GA: Size Chart & Size Guide climbed from #2 (Oct 2025) to #1 (Oct 2026) — a 1-position gain among size matters apps over the charted window. Among the top 5 plotted size matters apps, 1 improved and 1 declined — rankings reshuffled without a single category-wide direction. GA: Size Chart & Size Guide's share expanded +5.1pp from 3.5% (Oct 2025) to 8.6% (Oct 2026) — a sustained widening of the gap against other size matters apps over this window.
Stable rankings across the top 5 plotted size matters apps mean merchants have largely settled on their preferences — challengers below the top 5 face an uphill path to break in.
Review Growth Velocity in Size Matters — Which Apps Grew Fastest
None of the top 5 size matters apps tracked here have yet crossed 1,000 reviews. MP Size Chart & Size Guide leads the set on current cumulative reviews with 874 — closest to the milestone, at roughly 87% of the way there.
With no app in this size matters set having crossed 1,000 reviews, the category is still in early adoption. MP Size Chart & Size Guide is the closest to breaking out at 874 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 Size Matters
- GA: Size Chart & Size Guide — Tops the size matters rankings with 8.6% market share and 4.8★.
- BF Size Chart & Size Guide — Ranks #2 for size matters with 16.5% market share and 4.5★.
- K: Size Charts & Size Guide — Ranks #3 for size matters with 0 market share and 5.0★.
- Pavo Size Chart & Size Guide — Ranks #4 for size matters with 0.9% market share and 4.7★.
- MP Size Chart & Size Guide — Climbed 1 position this month to rank #5 — 32.1% share, 5.0★.
Size Matters Shopify Apps — Frequently Asked Questions
1. What is the best size matters app on Shopify?
size matters is a fragmented market on Shopify — GA: Size Chart & Size Guide ranks #1 with 8.6% market share, but multiple apps capture meaningful share. Compare the top 5 on rankings, market share, and reviews to find the right fit for your store.
2. Which size matters app has the highest market share on Shopify?
GA: Size Chart & Size Guide holds the highest market share among size matters apps at 8.6% (-0.39pp vs 30 days ago). Market share here is estimated from each app's recent review velocity, with rank-weighted adjustment because positions in keyword search drive most installs.
3. How many size matters apps are tracked on Shopify?
ShopDigest tracks 96 size matters apps on the Shopify App Store. Rankings, market share, geography, and review data refresh weekly.
4. Which size matters app is growing the fastest on Shopify?
MP Size Chart & Size Guide has shown the strongest ranking momentum, climbing 1 position over the past 30 days. Use the Rankings tab to see full month-over-month trajectories.
5. Where are size matters apps most popular on Shopify?
United States has the highest concentration of size matters app installs at 28.7%, followed by Netherlands at 14.4%. The Geography tab shows the full country-by-country breakdown.
6. How is market share calculated for size matters on Shopify keyword pages?
For keyword pages, 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. This reflects the reality that Shopify keyword search traffic concentrates heavily at the top of results.
