STL Master vs 3D Printer Cost Calculator
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.
3D Printer Cost Calculator
Calculate the true cost of 3D prints by factoring in filament, electricity, labor, and overhead. Offers both free and premium features for hobbyists and businesses, with a strong focus on privacy and offline functionality.
- Filament cost calculation
- Electricity cost integration
- Printer power usage modeling
- Material stock tracking
- Client-ready pricing
- Labour cost and processing time
- Export data (CSV)
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Know your print costs before you quote. 3D Print Cost Calculator helps makers and small print businesses calculate accurate 3D printing costs using more than filament alone. Include electricity, printer power usage, failed prints, labour, setup time, and business overhead in one clear workflow. Use it to cost jobs consistently, protect margins, and move faster from estimate to price. Built for hobbyists, makers, side hustles, and small print businesses. Free includes: • Core print costing • Electricity costing with rated and average wattage support • Multi-material costing • Single-print G-code import • Up to 5 saved materials (manual management) • Up to 2 printer profiles • Up to 7 history entries • Individual job export • Manual batch costing for up to 3 items • Backup and restore • Interface settings for a cleaner custom view • Offline-first operation Free is designed to be genuinely useful. You can cost real prints, save key data, review recent jobs, and handle small manual batches without needing an account. You can also hide controls, tabs, and pricing details you do not use, so the app stays simpler for your workflow while calculations remain accurate underneath. Premium adds tools for scale, pricing control, and faster workflows: • Unlimited materials • Unlimited printer profiles • Unlimited history • Full and bulk export • Batch G-code import • Faster batch setup from G-code files • Unlimited batch costing • Labour pricing • Failure risk cost modelling • Markup support • Setup fees • Rounding rules • Detailed cost breakdowns • Materials CSV export and reviewed import • Filament inventory and remaining spool tracking • Advanced configuration Privacy-first by design: • No accounts • No cloud dependency • No required tracking • Your data stays on your device Designed to stay simple on the surface while remaining accurate underneath. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: STL Master at none against 3D Printer Cost Calculator's 4. STL Master also leads on ratings volume (51 vs 7). 3D Printer Cost Calculator's advantage is update cadence (weekly vs monthly). On price, rating, ads and device support 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. 3D Printer Cost Calculator sells 4 in-app purchases, starting at $0.99 per month. STL Master asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.2 for STL Master against 4.1 for 3D Printer Cost Calculator. That said, the two scores are not equally well evidenced: STL Master has 51 ratings behind it against 7, so its average is the more settled of the two.
STL Master ships an update monthly, 3D Printer Cost Calculator weekly. Both last shipped on October 24, 2026.
| Parameter | STL Master | 3D Printer Cost Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (51 ratings) — better | 4.1 (7 ratings) |
| Positive reviews | 86.1% of reviews | — |
| Number of ratings | 51 — better | 7 |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 14.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 68 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | JA Logic Labs LLC | Reme Le Hane |
Customer experience
STL Master
3D Printer Cost Calculator
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
3D Printer Cost Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
STL Master
No in-app purchases
3D Printer Cost Calculator
- Montlhy$0.991 Month
- Quarterly$4.993 Months
- Annual Subscription$9.991 Year
- Lifetime Access$29.99
Questions
Is STL Master free?
Is 3D Printer Cost Calculator free?
Which has better reviews, STL Master or 3D Printer Cost Calculator?
Do STL Master or 3D Printer Cost Calculator have ads?
Which is updated more often, STL Master or 3D Printer Cost Calculator?
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