Comparison

STL Simple Viewer vs ArenaFlow

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

Head to head
About

STL Simple Viewer

Easily view and interact with 3D STL CAD models. Supports various file types and offers advanced rendering options for detailed analysis. Get model information and explore interiors with clipping planes.

Highlights
  • View ASCII and Binary STL files
  • Load STL from ZIP
  • Rotate, pan, and zoom
  • Orthogonal and Perspective modes
  • Model info (triangle count, bounding box)
  • Rendering options (faces, edges, transparency)
  • Clipping plane for interiors
Features
Read full description

STL Simple Viewer is a great app to quickly view STL, 3MF & DXF 3D files and export them to the most commonly used CAD formats. Features: - Supports STL files both ASCII and Binary formats. - Supports 3MF & DXF files. - Load files directly from ZIP archives. - Export to DXF, OBJ, DAE, PLY, USD, STL & 3MF. - Measure distances between points within your model. - Rotate, pan, and zoom models with intuitive touch controls. - Configure rendering options: faces, edges, points, background and transparency. - Render using a clipping plane (useful for viewing model interiors). - View models in Orthographic or Perspective mode. - Obtain model information including triangle count, bounding box, surface area, and volume. Privacy Policy: https://www.boviosoft.com/apps/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ For support or questions: support@boviosoft.com

About

ArenaFlow

Features
Read full description

ArenaFlow is the official event-day companion for combat sports tournaments — built for athletes, officials, coaches, and organisers who need real-time information on the mat. FOR ATHLETES • Track your bracket and see your next match, mat number, and scheduled time • Browse and register for upcoming competitions • Get push notifications for match results and next-match alerts • View live results for any competition in real time FOR OFFICIALS • Access your assigned match list filtered by mat • Touch-optimised scoring interface with integrated countdown timer and haptic feedback • Score a match in seconds — large buttons, instant response • Check in athletes by searching by name or scanning QR codes FOR ORGANISERS • Live event dashboard: check-in rates, match progress, and revenue at a glance • Approve or reject registrations with a swipe • Post announcements to all registered athletes instantly • Manage multiple mats from your phone FOR COACHES • View all your athletes' brackets and match status in one screen • See every athlete's next match and mat assignment as it updates Works offline — check-in queue syncs automatically when you reconnect. Supports BJJ, judo, wrestling, MMA, and other combat sports formats including single elimination, double elimination, and round robin. Manage your account and subscription at arenaflow.co.

Screenshots

STL Simple Viewer4 screens
ArenaFlow4 screens

Verdict

The call

The clearest difference is in-app purchases: ArenaFlow at none against STL Simple Viewer's 4. ArenaFlow also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). 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 Simple Viewer sells 4 in-app purchases, starting at $0.99 per 7 days. ArenaFlow asks for nothing beyond the download.

Scorecard3 real differences · 7 level
STL Simple Viewer versus ArenaFlow: the parameters behind the verdict, then further details
ParameterSTL Simple ViewerArenaFlow
PriceFreeFree
Rating4.3 (909 ratings) — better—
Positive reviews18.1% of reviews—
Number of ratings909 — better—
Update frequencyEvery 5 months—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size19 MB29 MB
Age rating4+4+
DeveloperVictor BovioRicky Chiew

Bugs and requests

STL Simple Viewer

Reported bugs

3 issues
  • App crashes when opening larger STL files
  • Inability to open some file formats
  • Ads continue to appear even after paying for ad removal

Requested features

3 requests
  • Add ability to save color/lighting settings
  • Improve stability and reduce crashes
  • Provide an ad-free paid version

ArenaFlow

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

STL Simple Viewer

Subscriptions2
  • Pro version (1 week plan)$0.997 Days
  • Pro version (1 month plan)3 Days trial$1.991 Month
One-time2
  • Remove Ads$2.99
  • Export Pack$3.99
None

ArenaFlow

No in-app purchases

Questions

Is STL Simple Viewer free?
STL Simple Viewer is free to download, with in-app purchases available.
Is ArenaFlow free?
ArenaFlow is free to download, with no in-app purchases.
Do STL Simple Viewer or ArenaFlow have ads?
STL Simple Viewer shows ads; ArenaFlow does not.

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