Comparison

STL Simple Viewer vs EPS Viewer

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

EPS Viewer

Features
Read full description

Open EPS files instantly — completely offline and 100% private. EPS Viewer renders Encapsulated PostScript (EPS) files right on your iPhone or iPad. Your files never leave your device: no uploads, no cloud servers, no file-size limits, no conversion queues. NEW IN VERSION 3 • Batch Convert: convert multiple EPS files at once and export as SVG, PDF or PNG • Print-quality vector PDF export • PNG export up to 3x resolution with transparent background option • Document Inspector: spot colors, separations, fonts and overprint at a glance • Recent files for one-tap reopening • The app now speaks 11 languages WHY EPS VIEWER • 100% offline & private — conversion happens entirely on-device, works even in airplane mode • No file-size limits or conversion quotas • True vector rendering — razor-sharp at any zoom level • Open EPS files from the Files app, Mail, WhatsApp, AirDrop and the share sheet PRECISION MEASUREMENT • Ruler tool: point-to-point distances with snap-to-entity accuracy • Angle tool: measure between any three points • Bounding box: exact width, height and position of objects • Units: mm, cm, inches, points — switch anytime INSPECT LIKE A PRO • Color inspector: tap any point to read its exact fill & stroke color • Layer control: show, hide and highlight layers in complex EPS artwork • Document Inspector for print pros: embedded fonts, spot colors with CMYK values, separations and overprint detection • Grid and scale-ruler overlays for alignment checks ANNOTATE & EXPORT • Freehand pen tool in multiple colors and widths • Export as PNG (up to 3x), print-ready PDF, or SVG • Send measurements as CSV PERFECT FOR • Designers reviewing client EPS artwork on the go • Print shops preflighting files — check fonts, spot colors and overprint before production • Cricut & laser-craft users previewing EPS cut files before converting to SVG • Engineers and architects reviewing PostScript drawings • Anyone who received an .eps file and just needs to see it Need AI, PS, PDF, DXF or SVG files? Check out Vector Viewer, our companion app for those formats. Some advanced tools are part of EPS Viewer Pro.

Screenshots

STL Simple Viewer4 screens
EPS Viewer4 screens

Verdict

The call

The clearest difference is ads: EPS Viewer at none against STL Simple Viewer's shown. EPS Viewer also leads on update cadence (every 11 days vs every 5 months) and iOS requirement (15.1 vs 17.0). On price, in-app purchases 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 and EPS Viewer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

STL Simple Viewer ships an update every 5 months, EPS Viewer every 11 days. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
STL Simple Viewer versus EPS Viewer: the parameters behind the verdict, then further details
ParameterSTL Simple ViewerEPS Viewer
PriceFreeFree
Rating4.3 (923 ratings) — better—
Positive reviews18.1% of reviews—
Number of ratings923 — better—
Update frequencyEvery 5 monthsEvery 11 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size19 MB69 MB
Age rating4+9+
DeveloperVictor BovioMohamed Nagy

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

EPS Viewer

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
1 purchases

EPS Viewer

One-time1
  • Lifetime$9.99

Questions

Is STL Simple Viewer free?
STL Simple Viewer is free to download, with in-app purchases available.
Is EPS Viewer free?
EPS Viewer is free to download, with in-app purchases available.
Do STL Simple Viewer or EPS Viewer have ads?
STL Simple Viewer shows ads; EPS Viewer does not.
Which is updated more often, STL Simple Viewer or EPS Viewer?
STL Simple Viewer ships an update every 5 months, and EPS Viewer every 11 days. Most recently, STL Simple Viewer was updated on November 3, 2026 and EPS Viewer on October 28, 2026.

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