Comparison

Vi.Designer vs Molten Glass

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Vi.Designer

Features
Read full description

Brilliant in glassmaking. Innovative in all its facets. HEINZ-GLAS Virtual Designer. Create glass flacons or jars just as you like. Shapes, glass types, decorations, caps. Infinite configuration possibilities. Realistic, crystal clear and smart. With Augmented Reality mode for mobile devices.

About

Molten Glass

Manage your glass art inventory with this comprehensive app. Track materials, plan purchases, print labels with QR codes, and discover suppliers. Share your collection with collaborators and keep everything organized.

Highlights
  • Comprehensive glass catalog
  • Smart inventory tracking
  • Label printing with QR codes
  • Intelligent shopping lists
  • Supplier and school finder
  • Data sync and backup
  • Customizable UI
Features
Read full description

Molten is the complete inventory management app for glass artists. Whether you work with hot glass, torchwork, or kiln fusing, Molten helps you track your materials, plan shopping trips, and find suppliers—all from your iPhone or iPad. COMPREHENSIVE CATALOG Browse over 4,000 glass colors and coatings from more than 25 manufacturers including Bullseye, Effetre, Double Helix, Glass Alchemy, Northstar, Creation is Messy, and more. Full COE coverage from 33 to 104. • Detailed product information for every item • Add your own photos and personal notes • Tag items for easy organization • Advanced search by color, manufacturer, COE, and more SMART INVENTORY TRACKING Know exactly what you have and where it's stored. • Import your inventory automatically by forwarding receipts • Track rods, frit, sheet, tubes, stringers, and more • Record precise quantities with appropriate units • Organize by storage location • See your entire collection at a glance LABEL PRINTING WITH QR CODES Organize your studio with professional printed labels. • Choose from 300+ label templates for any label sheet • Fully customizable layouts and content • Include QR codes that open directly in the app • Scan to instantly view glass details or update inventory INTELLIGENT SHOPPING LISTS Never forget what you need to restock. • Organize by your favorite suppliers • Specify quantities needed • Quick reference while shopping • Transfer purchased items directly to inventory SHARE WITH FRIENDS Let others see what's in your collection. • Share your inventory with friends and collaborators • Perfect for coordinating trades or sales • Avoid bringing duplicates to workshops • Control who can see your inventory and revoke access anytime FIND GLASS SUPPLIERS & SCHOOLS Discover where to buy glass and learn new techniques. • Browse suppliers near you or search by location • Find educational institutions offering glass programs • Store details and contact information SYNC & BACKUP Keep your data safe and accessible. • iCloud sync across all your devices • Optional versioned cloud backups with Pro subscription HIGHLY CONFIGURABLE Make Molten work the way you do. • Reorganize the UI and change defaults to match how you work • Customize units, display options, and organization • Configure storage locations to match your studio • Personalize the catalog with your own notes and photos PRIVACY FIRST Your creative work stays private. All data is stored locally on your device or in your personal iCloud account unless you explicitly choose to share it with someone. We don't track you, sell your data, or share it with third parties. --- Molten Pro unlocks cloud backups and unlimited inventory, shopping list, and purchase records. Subscribe monthly or yearly, or continue using the free version with full catalog, inventory, shopping list, and purchase record features. --- EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Questions or feedback? Contact us at info@moltenglass.app

Screenshots

Vi.Designer4 screens
Molten Glass4 screens

Verdict

The call

The clearest difference is in-app purchases: Vi.Designer at none against Molten Glass's 3. Vi.Designer also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). Molten Glass's advantage is update cadence (daily vs every 5 weeks). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Molten Glass sells 3 in-app purchases, starting at $1.99 per month. Vi.Designer asks for nothing beyond the download.

UpkeepUpdate frequency

Vi.Designer ships an update every 5 weeks, Molten Glass daily. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 5 level
Vi.Designer versus Molten Glass: the parameters behind the verdict, then further details
ParameterVi.DesignerMolten Glass
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 weeksDaily — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better18.0
Further details — not scored
Size1.6 GB133 MB
Age rating4+4+
DeveloperHEINZ-GLAS GmbH & Co.KGaAMelissa Binde

In-app purchases

None

Vi.Designer

No in-app purchases

3 purchases

Molten Glass

Subscriptions2
  • Molten Glass Pro - Monthly$1.991 Month
  • Molten Glass Pro - Annual$17.991 Year
One-time1
  • Molten Glass Pro - Lifetime$49.99

Questions

Is Vi.Designer free?
Vi.Designer is free to download, with no in-app purchases.
Is Molten Glass free?
Molten Glass is free to download, with in-app purchases available.
Do Vi.Designer or Molten Glass have ads?
Neither Vi.Designer nor Molten Glass shows ads.
Which is updated more often, Vi.Designer or Molten Glass?
Vi.Designer ships an update every 5 weeks, and Molten Glass daily. Most recently, Vi.Designer was updated on November 2, 2026 and Molten Glass on November 5, 2026.

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