Comparison

IGES & STEP Viewer vs STEP Viewer

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

Head to head
About

IGES & STEP Viewer

Easily view and export 3D CAD files in IGES and STEP formats. Supports various export options and offers advanced rendering controls for detailed analysis of your models.

Highlights
  • Open IGES and STEP files
  • Export to multiple CAD formats (STL, DXF, OBJ, etc.)
  • Load files from ZIP/RAR archives
  • Render model curves
  • Control rendering options (shading, transparency)
  • Clipping plane for interior views
  • View model information (bounding box, area, volume)
Features
Read full description

Quickly view IGES and STEP model files, export them to popular CAD file formats. Features: - Open IGES and STEP files. - Export to STL, DXF, OBJ, 3DS, DAE, PLY, OFF, USD. - Load a file within a ZIP or RAR file. - Measure distance between points within your model. - Option to load and render model Curves. - Control rendering options for shaded, facets, points, colors & transparency. - Render using a clipping plane (useful for viewing interiors). - Obtain info on the model: bounding box, area, volume. - Graphic operations for Rotating, Panning, Zooming. - View your model in Orthogonal or Perspective mode. Please contact us for support, questions, feature request or any other inquiry. support@boviosoft.com

About

STEP Viewer

Features
Read full description

STEP Viewer opens STEP (.step, .stp) CAD files in 3D on your phone. No desktop CAD software needed. Everything is free. There are no in-app purchases. Credits only skip the ad; without credits you can still open every file after watching a short ad. Key features * Open .step and .stp files straight from your file manager - just tap the file * Measure your model: a bounding box with all three side lengths, in mm or m * Six fixed views (front, right, back, left, top, bottom), plus pinch to zoom, pan and rotate * Save the converted model as GLB whenever you need it * Large files show the estimated time and memory before conversion starts, and progress while it runs * If a file cannot be opened, the app tells you why instead of failing silently * Available in 12 languages, following your device settings Supported formats * Input: .stp, .step (STEP AP203, AP214) * Output: .glb (glTF Binary) How to use 1. Tap a .step file in your file manager, or open the app and tap the folder icon 2. Wait for the conversion - large files show progress and an estimate 3. Drag to rotate, pinch to zoom, tap the view button to switch sides License This app uses Open CASCADE Technology (LGPL-2.1). https://www.opencascade.com For questions or bug reports, please contact us by email.

Screenshots

IGES & STEP Viewer4 screens
STEP Viewer4 screens

Verdict

The call

The clearest difference is price: STEP Viewer at Free against IGES & STEP Viewer's $6.99. STEP Viewer also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (13.0 vs 16.6). On ads, 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

STEP Viewer is free to download; IGES & STEP Viewer costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

IGES & STEP Viewer ships an update every 2 months, STEP Viewer every 5 days. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 7 level
IGES & STEP Viewer versus STEP Viewer: the parameters behind the verdict, then further details
ParameterIGES & STEP ViewerSTEP Viewer
Price$6.99Free — better
Rating2.8 (9 ratings) — better—
Positive reviews14.3% of reviews—
Number of ratings9 — better—
Update frequencyEvery 2 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.0 — better
Further details — not scored
Size23 MB61 MB
Age rating4+4+
DeveloperVictor BovioSmart Cube Labs Co., Ltd.

In-app purchases

None

IGES & STEP Viewer

No in-app purchases

None

STEP Viewer

No in-app purchases

Questions

Is IGES & STEP Viewer free?
IGES & STEP Viewer costs $6.99, with no in-app purchases.
Is STEP Viewer free?
STEP Viewer is free to download, with no in-app purchases.
Do IGES & STEP Viewer or STEP Viewer have ads?
Neither IGES & STEP Viewer nor STEP Viewer shows ads.
Which is updated more often, IGES & STEP Viewer or STEP Viewer?
IGES & STEP Viewer ships an update every 2 months, and STEP Viewer every 5 days. Most recently, IGES & STEP Viewer was updated on October 20, 2026 and STEP Viewer on October 15, 2026.

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