Lumen: Dutch & German Copy vs WritelyAI

Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.

The short answer

  • Only WritelyAI lists a free plan. Paid plans start at $19/month for Lumen and $19/month for WritelyAI.
  • WritelyAI lists 6 features Lumen’s listing doesn’t mention, including Analytics, Bulk editing, Keyword research.

Head to head

Open this comparison in ShoplistFree account. Every feature, store and change, side by side.
Pitch
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Categories
  • Product content
  • Product content
Languages
  • Dutch This app is not translated into English
  • English
  • Arabic
Launched
Jun 11, 2026
May 8, 2026
Built for Shopify
Not badged
Not badged
Reviews per month
—
—
Detected stores
0active installs
0active installs
Most common store size
—
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Top countries
—
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Free options
Free planFree trial
Free planFree trial
Monthly range
From $19 to $39/month
From $0 to $69/month
Plans
Starter$19/month
7-day free trial
Pro$39/month
7-day free trial
FreeFree
  • · 3 product descriptions per month
  • · English language only
  • · Single product generation
Starter$19/month
  • · 200 AI product descriptions per month
  • · Brand voice training
  • · Bulk generation up to 500 products
  • · Bullet points generation
  • · English and Arabic support
  • · SEO meta titles and descriptions
Pro$39/month
  • · 100 vision generations per month
  • · 750 product descriptions per month
  • · Confidence scoring for image analysis
  • · Everything in Starter
  • · Suggested tags from photos Business 300
  • · Vision AI — generate from product photos
Business$69/month
  • · 3000 product descriptions per month
  • · 500 vision generations per month
  • · Auto-publish winning descriptions
  • · Chi-squared statistical significance tes
  • · Everything in Pro
  • · Priority support
Coverage
4 of 10 features40%
9 of 10 features90%
Unique strengths
  • Titles
  • Analytics
  • Bulk editing
  • Keyword research
  • Multi-language
  • +2 more
Product content
40%4/10
90%9/10
Content creation
33%1/3
100%3/3
Content types
60%3/5
80%4/5
SEO
0%0/2
100%2/2
136onlybothonly
LumenWritelyAI10 features listed across both App Store listings

Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.

See every feature
Works with also listed by another
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How it sells itself

Lumen writes product descriptions and SEO that sound like a native Dutch or German copywriter wrote them — never robotic translations. Pick a language, select products, and get a description, SEO title and meta description for each. Everything shows in an editable preview; nothing is overwritten until you save. Set your brand voice, formality (je/u · du/Sie) and glossary.

WritelyAI uses AI to generate product descriptions, bullet points, meta titles, and meta descriptions for your Shopify store instantly. Shopify app with native Arabic copywriting for MENA merchants. Generate from product photos with Vision AI — no text needed. Bulk generate for your entire catalog. Train the AI to match your brand voice. Test two description variants and publish the winner automatically.

Key points
  • Native Dutch & German copy that sounds human, not translated
  • Editable preview — nothing is overwritten until you save
  • SEO included: an optimized title and meta description per product
  • AI-generated SEO descriptions in one click
  • Native Arabic & RTL support for MENA stores
  • Vision AI — generate descriptions from photos
  • Bulk generate for hundreds of products at once
Screenshots
Generated native German product description
Lumen generates native Dutch and German product copy with AILumen home: choose a language and select your productsGenerated Dutch product description with SEO, editable
Bulk Generation
Generated DescriptionVisionHome Page

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.

Showing only the rows where the apps differ.

Adoption

MeasureLumenWritelyAI
Detected storesNot publishedNot published
Net store change, 28 days0estimated0estimated
Stores added, 28 daysNot enough dataNot enough data
Big-brand shareNot enough dataNot enough data
Top store categoriesNot publishedNot published
Top store countriesNot publishedNot published

Reviews

MeasureLumenWritelyAI
App Store ratingNot publishedNot published
App Store reviewsNot publishedNot published
New reviews, 28 daysNot enough dataNot enough data
Reviewers a year or more inNot enough dataNot enough data

Pricing

MeasureLumenWritelyAI
Free planNot listedYes
Lowest paid monthly plan$19/month$19/month
Longest free trial7 daysNot listed
Plans listed24

Listing

MeasureLumenWritelyAI
Shopify category rank#500in Product content#439(ahead)in Product content
Shopify App ChartsNot on this week’s chartsNot on this week’s charts
Built for ShopifyNoNo
LaunchedJun 11, 2026May 8, 2026
Languages1Dutch This app is not translated into English2English, Arabic
DeveloperLumen StudioAdham Bassem

FAQ

Lumen and WritelyAI: common questions

Is Lumen or WritelyAI cheaper?
Only WritelyAI lists a free plan. Paid plans start at $19/month for Lumen and $19/month for WritelyAI. 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?
Lumen lists 1 the others don’t mention, such as Titles. WritelyAI lists 6 the others don’t mention, such as Analytics, Bulk editing, Keyword research, Multi-language. 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 Oct 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 Oct 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.