Souvely: Product Personalizer vs ZenMerch
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026 for Souvely, Oct 14, 2026 for ZenMerch.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for Souvely and $19/month for ZenMerch.
Head to head
Free
- · Collections supported
- · Free For 30 days After Installation
- · Paid plans available after 30-day beta
- · Text and image personalization
- · Up to 10 personalized products
Starter
- · Charge shoppers for personalization
- · Everything in Beta
- · No per-order or usage fees
- · Preview, Order Details & Analytics
- · Text, image & per-side fees
- · Up to 30 Personalized Products
Unlimited
- · Assign Products or Collections → Charge
- · Everything in Starter
- · Full Personalization Toolkit
- · Full Personalization Toolkit → Text, ima
- · No per-order or usage fees
- · Unlimited Personalized Products
Free
- · 100 MB asset storage
- · 5 personalized orders/month
- · Asset library (images, fonts, swatches)
- · Custom CSS & JS overrides
- · Email notifications
- · Live preview + cart/checkout previews
Starter
- · 1 GB asset storage
- · 100 personalized orders/month
- · Asset library (images, fonts, swatches)
- · Live preview + cart/checkout previews
- · Order exports + preview downloads
- · Profanity filter + Webhook API
Pro
- · 10 GB asset storage
- · 200 personalized orders/month
- · Asset library (images, fonts, swatches)
- · Live preview + cart/checkout previews
- · Order exports + preview downloads
- · Profanity filter + Webhook API
Enterprise
- · 1 TB asset storage
- · Asset library (images, fonts, swatches)
- · Live preview + cart/checkout previews
- · Order exports + preview downloads
- · Profanity filter + Webhook API
- · Reusable templates + targeting rules
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureSouvely adds product personalization without custom theme code. Create text and image options, assign products or collections, and define personalization areas with live previews. Starter and Unlimited let you charge personalization fees at checkout. Orders include design details and previews for fulfillment. Simple flat monthly pricing—no per-order fees, usage-based charges, or revenue share.
ZenMerch is a Shopify product personalization app that lets merchants build customizable products with a powerful Personaliser Builder, live preview, validation, and a profanity filter. Create templates, target products with rules, and streamline fulfillment via webhooks and CSV export. Installs cleanly with Online Store 2.0 app blocks + an app embed, with optional custom CSS/JS and asset sets.
- Text and image personalization on product pages
- Front and back sides with optional engraving area placement
- Automatic personalization fees added at checkout
- Order details and design previews for fulfillment
- Unlimited Product Customization (Powerful Personaliser Builder)
- Live Preview + Input Validation + Profanity Filter
- Unlimited Templates + Targeting Rules + Asset Sets
- Webhooks + CSV Export (Operations-ready)
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 |  Souvely |  ZenMerch |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 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 | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Souvely | ZenMerch |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 1 | 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
Souvely and ZenMerch: common questions
- Is Souvely or ZenMerch cheaper?
- Both list a free plan. Paid plans start at $9.99/month for Souvely and $19/month for ZenMerch. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- 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 Oct 13, 2026 for Souvely, Oct 14, 2026 for ZenMerch; 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 Oct 13, 2026 for Souvely, Oct 14, 2026 for ZenMerch. 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.