STL Master vs IIJS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STL Master
View and interact with 3D models in augmented reality. Share instant screenshots and screen recordings of your designs directly from the app.
- STL file viewing
- Augmented reality (AR) mode
- Instant screenshots
- Screen recording
- Design sharing
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This app also allows you to share instant screenshots and screen recording videos of your designs without using any other tools/apps.
IIJS
Connect with the gem and jewellery industry. Access exhibition information, product trends, exhibitor directories, and city guides. Stay updated on seminars and service updates for business growth.
- Connect with industry professionals
- Exhibition information and updates
- Product trends and innovations
- Exhibitor directory and service updates
- City guides and floor plans
- QR code scanner for show services
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Connect with the entire universe of gem and jewellery exhibitors, buyers, associations, media with the help of this App . Get exhibition related information, product trends, new innovations in the industry, seminar updates, floor plans, iijs exhibitor directory, iijs service updates , city guides with the click of a button. Get an access to the Gems and Jewellery directory . Download the app to avail full access to all the features of the IIJS App anytime, anywhere! About IIJS India International Jewellery Show (IIJS), with 39 years of legacy, the show has been instrumental in nurturing the trade , revolutionising the retail and ensuring Business growth . The show brings together the loose Diamonds and Gemstone manufacturers., plain gold jewellery makers, diamond and Colored stone studded jewellery makers ,silver , platinum , jadau , Kundan Meena jewellery manufacturers, lab grown diamond manufacturers, jewellery retailers , allied, machinery, associations, media and much more from India and world, all under one roof. The IIJS App will ease your browsing experience while you are on the move. What will you love about the IIJS App? Get the latest updates on IIJS flagship events, Current and upcoming shows, exhibitors, and visitors database to connect and grow your business one-on-one. Get alerted to stay on top of active conversations, the latest news, and new opportunities. Use the QR code scanner feature to avail of the IIJS show services. Get an update on the upcoming show facilities and In-show seminars. Your Profile For ease of browsing when you are on-the-go Create your account to avail all the services and get easy access to the exhibitor's manual, floorplans, and parking facilities. Bookmark the events and seminars you want to join and access the helpdesk at the click of a button. Acquire badges along the way by becoming an active user. IIJS App is free to use and download. We wish you a Happy Browsing!
Screenshots
Verdict
The clearest difference is review sentiment: STL Master at 86% against IIJS's 0%. STL Master also leads on rating (4.2 vs 1.0) and ratings volume (49 vs 1). IIJS's advantage is iOS requirement (12.2 vs 14.1). On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
STL Master holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: STL Master has 49 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 86% of STL Master's written reviews are positive against 0% of IIJS's.
STL Master ships an update monthly, IIJS fortnightly. The most recent releases landed on June 8, 2026 and August 19, 2026 respectively.
| Parameter | STL Master | IIJS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (49 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 86.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 49 — better | 1 |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 14.1 | 12.2 — better |
| Further details — not scored | ||
| Size | 68 MB | 67 MB |
| Age rating | 4+ | 17+ |
| Developer | JA Logic Labs LLC | DJ INTERACTIVE SOLUTIONS PRIVATE LIMITED |
Customer experience
STL Master
IIJS
Bugs and requests
STL Master
Reported bugs
13 issues- App crashes immediately on launch
- Files won't open or load
- Objects disappear when moved
- Inconsistent file orientation on load
- Markup mode traps user and requires app restart
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- Buttons don't toggle/close properly
- Measurement dimensions display as mirror images
- HDRI background doesn't affect model lighting
- Freezing in editing/pen tip mode
- Objects zoomed in with no zoom out capability
- Parts of model cut off or not displayed
- Mac version has significant stability issues
- iOS 10.2 compatibility crash
Requested features
13 requests- More color and material options
- Unit measurement display and metric/standard conversion
- How-to video tutorials for hidden features
- Proper zoom in/out controls
- Object positioning/movement button
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- Measurement and dimension tools
- Drag-and-drop file opening support
- Menu items for file operations
- Closeable menu buttons
- More file format support
- HDRI lighting affecting model rendering
- Save functionality for combined files
- Proper markup mode functionality
IIJS
Not enough reviews yet to summarise bugs or requests.
In-app purchases
STL Master
No in-app purchases
IIJS
No in-app purchases
