RMS Size Helper

Shopify product comparison app by RMS·Help customers find their perfect size with smart size charts and personalized fit recommendations.

Snapshot

#111of 188 inProduct comparison

RMS Size Helper is newly listed on the Shopify App Store. Ongoing.AI is observing daily category rank, search-keyword position, install footprint, and listing changes from launch — first tracked May 28, 2026. The trajectory is being captured before the first reviews accumulate.

CategoriesProduct comparison

Pricing

From $9/mo

freemium

Built for Shopify

No

Years live

0

launched May 8, 2026

Last updated

Jun 30, 2026

Shopify listing

Catalog position

Where RMS Size Helper sits in the App Store.

Rank and percentile inside the Product comparison category — the competitive shape of the niche around this app.

Rank in Product comparison

#111

of 188 active apps

Review count percentile

0th

vs category siblings

Rating percentile

0th

vs category siblings

Years on App Store

0

since 2026

Listing change cadence

What RMS Size Helper has changed lately.

Every pricing tweak, tagline refresh, and Shopify-side listing ping. Captured from Ongoing.AI’s per-scrape diff log — the cadence and the content of changes, in one strip.

Listing changes · last 21 days+17shopify_lastmod: 2026-06-10 → 2026-06-16shopify_lastmod: 2026-06-16 → 2026-06-17shopify_lastmod: 2026-06-17 → 2026-06-27works_with: Shopify Admin → noneshopify_lastmod: 2026-06-27 → 2026-06-29shopify_lastmod: 2026-06-29 → 2026-06-30Jun 13, 26Jun 24, 26Jul 4, 26

Shopify Lastmod · Jul 1

2026-06-29 → 2026-06-30

Shopify Lastmod · Jun 30

2026-06-27 → 2026-06-29

Works With · Jun 28

Shopify Admin → none

PricingIdentity & listingCadence

Plans

RMS Size Helper pricing tiers.

Free

Free

  • Up to 3 size charts
  • 1 with Size Helper
  • 50 recommendations/month
  • 30-day analytics
  • Default button styling
  • RMS branding shown

Growth

$9/month

  • Up to 15 size charts
  • 10 with Size Helper
  • 500 recommendations/month
  • 90-day analytics
  • Per-product analytics
  • Custom button colours
  • No RMS branding

Professional

$19/month

  • Up to 50 size charts
  • 35 with Size Helper
  • Unlimited recommendations
  • 1-year analytics
  • Per-product analytics
  • Custom button colours
  • Priority support
  • No RMS branding

Enterprise

$49/month

  • Unlimited size charts
  • Unlimited Size Helpers
  • Unlimited recommendations
  • Unlimited analytics retention
  • Per-product analytics
  • Custom button colours
  • Priority support
  • No RMS branding

Capabilities

What RMS Size Helper can do.

The 7 capabilities RMS Size Helper lists across its category, in Shopify’s own taxonomy. Pulled directly from the App Store listing.

Comparison tools

1
  • Size charts

Display options

6
  • Table layout
  • Color and font
  • Templates
  • Unit conversion
  • Product page
  • Mobile responsive

FAQ

RMS Size Helper — frequently asked questions.

What is RMS Size Helper on Shopify?
RMS Size Helper is a Shopify app in the Product comparison category. Reduce returns and enable customer confidence with RMS Size Helper. Create custom size charts for tops and bottoms. Our research-driven, smart "Find My Size" survey guides shoppers to their perfect fit using their measurements, body shape, and fit preferences. Easy to setup, RMS Size Helper requires no coding and works with any Shopify theme. With detailed analytics, monitor all products that the size chart and size helper was checked for.
How much does RMS Size Helper cost?
RMS Size Helper offers a free plan and 3 paid plans starting at $9/month and going up to $49/month. The free plan includes Up to 3 size charts, 1 with Size Helper, 50 recommendations/month, and 30-day analytics. The paid plans unlock advanced features beyond what's available on the free tier.
Is RMS Size Helper free?
Yes — RMS Size Helper offers a free plan alongside paid options. The free plan includes Up to 3 size charts, 1 with Size Helper, and 50 recommendations/month. Paid plans start at $9/month for advanced features.
When was RMS Size Helper launched?
RMS Size Helper launched on May 8, 2026.
Is RMS Size Helper Built for Shopify?
RMS Size Helper does not currently carry Shopify's Built for Shopify badge. The badge is awarded to apps that meet Shopify's published standards for performance, ease of use, and merchant value — many high-quality apps operate without it.
What are the best RMS Size Helper alternatives?
Merchants commonly compare RMS Size Helper with Kiwi Size Chart & Recommender, Smart Size Chart & Fit Finder, BF Size Chart & Size Guide, and ESC Size Charts. Each alternative covers a similar use case but differs on pricing model, integration depth, and the specific themes merchants praise in reviews — see the alternatives section above for a side-by-side.

Alternatives

Apps merchants pick instead.

Staytuned

Kiwi Size Chart & Recommender

4.70★1,045

Known for: data-export

SmartSize

Smart Size Chart & Fit Finder

4.90★134

Relentless Apps

BF Size Chart & Size Guide

4.70★126

Eastside Co®

ESC Size Charts

4.30★121
Browse more inAll Product comparison apps

Methodology

Where the numbers come from.

Ratings, review counts, pricing tiers, “Built for Shopify”, launch date, and category memberships come from the live Shopify App Store listing — refreshed daily by Ongoing.AI’s crawler. The review-count trajectory is the diff between today’s snapshot and snapshots from 7 and 28 days ago. Topic counts and sentiment come from the review corpus, topic-tagged with Claude. Install footprint is observed via Ongoing.AI’s tech-detection pass against actively-tracked Shopify storefronts. Catalog position is computed at snapshot time against every active app sharing the primary category. Snapshot generated .

Find every brand running RMS Size Helper.

Ongoing.AI tracks every Shopify brand’s app stack daily. Pull the full install list, filter by vertical or geography, and catch the moment merchants install — or churn off.

Track RMS Size Helper — free Start free

Prefer the source? View RMS Size Helper on the Shopify App Store ↗