Comparison

Graffity Viewer vs STL File Viewer Pro

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

Head to head
About

Graffity Viewer

Features
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You can use Graffity Viewer to preview AR content for Graffity Console project.

About

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.

Highlights
  • 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
Features
Read full description

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/

Screenshots

Graffity Viewer3 screens
STL File Viewer Pro3 screens

Verdict

The call

The clearest difference is in-app purchases: Graffity Viewer at none against STL File Viewer Pro's 3. Graffity Viewer also leads on ads (none vs shown). STL File Viewer Pro's advantage is chart position (#69 vs unranked) and update cadence (fortnightly vs monthly). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. STL File Viewer Pro sells 3 in-app purchases, starting at $1.99 per 7 days. Graffity Viewer asks for nothing beyond the download.

UpkeepUpdate frequency

Graffity Viewer ships an update monthly, STL File Viewer Pro fortnightly. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 6 level
Graffity Viewer versus STL File Viewer Pro: the parameters behind the verdict, then further details
ParameterGraffity ViewerSTL File Viewer Pro
PriceFreeFree
Rating—4.5 (81 ratings) — better
Positive reviews—10.0% of reviews
Number of ratings—81 — better
Update frequencyMonthlyFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
Best chart rank—#69 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.016.6 — better
Further details — not scored
Size41 MB16 MB
Age rating17+4+
DeveloperGRAFFITY TECHNOLOGIES COMPANY LIMITEDAndeesh Mehdi Syed

In-app purchases

None

Graffity Viewer

No in-app purchases

3 purchases

STL File Viewer Pro

Subscriptions3
  • Weekly3 Days trial$1.997 Days
  • Monthly3 Days trial$3.991 Month
  • Ad Free for 1 Year3 Days trial$24.991 Year

Questions

Is Graffity Viewer free?
Graffity Viewer is free to download, with no in-app purchases.
Is STL File Viewer Pro free?
STL File Viewer Pro is free to download, with in-app purchases available.
Do Graffity Viewer or STL File Viewer Pro have ads?
STL File Viewer Pro shows ads; Graffity Viewer does not.
Which is updated more often, Graffity Viewer or STL File Viewer Pro?
Graffity Viewer ships an update monthly, and STL File Viewer Pro fortnightly. Most recently, Graffity Viewer was updated on October 9, 2026 and STL File Viewer Pro on October 24, 2026.

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