STL File Viewer Pro vs KeyQ ColorLab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STL File Viewer Pro
Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.
- Instant STL file loading
- Full 360° rotation and zoom
- Sharp detail rendering
- Light and dark mode support
- Lightweight and fast performance
- Open files from Files, email, AirDrop
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View, Rotate & Inspect Your 3D STL Files with Ease! Open any STL file in seconds — no sign-up, no clutter, just your 3D model ready to explore. STL File Viewer lets you load, rotate, zoom, and inspect 3D STL files directly on your iPhone or iPad. Built for speed, it handles everything from small parts to complex models smoothly. Whether you're reviewing jewelry CAD files before production, checking 3D print files for errors, or inspecting engineering designs on the go — this is the fastest way to view STL files on iOS. WHAT YOU GET: Instant file loading — open STL files from Files, email, AirDrop, or any app Full 360° control — rotate, zoom, and pan with intuitive touch gestures Measure STL file distance between 2 points Estimate STL File Weight in different materials Sharp detail rendering Light & dark mode — comfortable viewing anywhere Lightweight & fast — no bloat, no lag BUILT FOR: - 3D printing enthusiasts previewing files before printing - Jewelry designers reviewing CAD models - Engineers and architects inspecting parts on the go - Students and hobbyists exploring 3D models No account required. Just open and view using our simple STL Viewer App. Download now and see your CAD files the way they're meant to be seen. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
KeyQ ColorLab
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Color Palette is a simple and elegant tool that helps you discover beautiful color combinations. • Tap to generate new palettes • Save your favorite palettes to history • Copy HEX codes with a tap • Use as inspiration for design, art, or decor Whether you're a designer, artist, or just love color, Color Palette makes it easy to explore and save color ideas anytime.
Screenshots
Verdict
The clearest difference is in-app purchases: KeyQ ColorLab at none against STL File Viewer Pro's 3. KeyQ ColorLab also leads on ads (none vs shown). STL File Viewer Pro's advantage is chart position (#94 vs unranked). On price, device support and iOS requirement 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. STL File Viewer Pro sells 3 in-app purchases, starting at $1.99 per 7 days. KeyQ ColorLab asks for nothing beyond the download.
| Parameter | STL File Viewer Pro | KeyQ ColorLab |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (81 ratings) — better | — |
| Positive reviews | 10.0% of reviews | — |
| Number of ratings | 81 — better | — |
| Update frequency | Fortnightly | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #94 — better | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 16 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Andeesh Mehdi Syed | KeyQ, Inc. |
In-app purchases
STL File Viewer Pro
- Weekly3 Days trial$1.997 Days
- Monthly3 Days trial$3.991 Month
- Ad Free for 1 Year3 Days trial$24.991 Year
KeyQ ColorLab
No in-app purchases
Questions
Is STL File Viewer Pro free?
Is KeyQ ColorLab free?
Do STL File Viewer Pro or KeyQ ColorLab have ads?
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