SizeEcho vs SizeMe: Fit & Returns Insights
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 13, 2026.
The short answer
- Only SizeEcho lists a free plan. Paid plans start at $29/month for SizeEcho and $100/month for SizeMe.
- SizeEcho lists 4 features SizeMe’s listing doesn’t mention, including Analytics dashboard, Customer satisfaction, Email.
Head to head
- Finland
- United Kingdom
- United States
Free
- · 75 fit responses / month
- · Overview, Products, Sizes
- · Requires Klaviyo
Core
- · 500 fit responses / month
- · Overview, Products, Sizes
- · Requires Klaviyo
Scale
- · 2,500 fit responses / month
- · Product CSV export
- · Recipe pack for Flows
- · Requires Klaviyo
- · Size watchlist + thresholds
SizeMe Analytics
- · Cart abandonment
- · Cost of fit-related returns
- · Exchanges and size bracketing
- · Return rate by size and color
- · Size and return analytics for your store
SizeMe Solutions
- · Everything in SizeMe Analytics plus more
- · Personal size recommendations
- · SizeMe Fit: your product measurements
- · True-to-product size guides
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureSizeEcho shows apparel merchants which products and sizes run too small, true to size, or too big, using buyer answers after an order ships. After fulfillment it waits a delay you set, then sends one event to Klaviyo. Your Klaviyo Flow emails the fit check-in. Answers land in Overview, Products, and Sizes so you can improve size guides and product copy. Requires Klaviyo. SizeEcho does not email buyers itself.
You can't fix what you can't measure. Most fashion stores know their return rate, but almost none know what's actually causing it, which products, which sizes, and what it's costing them. That's the part SizeMe shows you. Returns are one of the biggest hidden costs in online fashion, and most of them come down to fit: shoppers order the wrong size, or order two sizes and send one back.
- See which products and sizes run small or large from buyer fit answers
- After shipping, send a fit check-in through your Klaviyo Flow
- Buyers pick too small, true to size, or too big (optional reasons)
- Review answers in Overview, Products, and Sizes to fix size guides
- Seamless integration with your store
- True-to-product size guide. No generic size charts.
- Accurate size recommendations based on real measurements. No guessing.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  SizeMe | |
|---|---|---|
| Detected stores | Not published | 9 |
| Net store change, 28 days | Not enough data | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Apparel & Accessories, Animals & Pet Supplies, Sporting Goods |
| Top store countries | Not published | Finland, United Kingdom, United States |
Reviews
| Measure | SizeMe | |
|---|---|---|
| App Store rating | Not published | Not published |
| App Store reviews | Not published | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
SizeEcho and SizeMe: common questions
- Is SizeEcho or SizeMe cheaper?
- Only SizeEcho lists a free plan. Paid plans start at $29/month for SizeEcho and $100/month for SizeMe. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- SizeEcho lists 4 the others don’t mention, such as Analytics dashboard, Customer satisfaction, Email, Product feedback. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 13, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 13, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.