Comparison

STL Simple Viewer vs 3D

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

3D

Features
Read full description

3D COST CALCULATOR - Software de Gestión de Costos para Impresión 3D La herramienta definitiva para profesionales y emprendedores que necesitan maximizar rentabilidad en producción de impresión 3D. MOTOR DE CÁLCULO AVANZADO Consideramos 4 variables fundamentales para precisión: - Peso del material (en gramos o kilogramos) - Tiempo de impresión (exacto, no estimado) - Consumo energético de la impresora (en vatios) - Tu margen de ganancia deseado Resultado: precio de venta óptimo basado en datos reales. GESTIÓN PROFESIONAL DE INVENTARIO MATERIALES: - Base de datos ilimitada de filamentos y resinas - Actualización dinámica de precios - Compatibilidad con múltiples proveedores - Historial de cambios de precio IMPRESORAS: - Especificaciones técnicas por equipo - Potencia de consumo calibrada - Historial de producción - Seguimiento de mantenimiento CONFIGURACIÓN: - Tarifa de energía local (costo por kWh) - Overhead operacional personalizado - Márgenes fijos o porcentuales - Múltiples monedas ANALÍTICA Y REPORTING - Base de datos histórica completa de cálculos - Filtrado avanzado y búsqueda - Exportación de datos - Análisis de tendencias - Comparativas de rentabilidad por material o impresora CASOS DE USO EMPRESARIAL - Talleres y servicios de impresión 3D - Fabricación bajo demanda (On-Demand Manufacturing) - Laboratorios de prototipado rápido - Educación técnica y formación - Investigación y desarrollo - Pequeñas y medianas empresas (PyMEs) INFRAESTRUCTURA Y SEGURIDAD - Aplicación nativa iOS optimizada - lmacenamiento local seguro en el dispositivo - Funciona 100% offline - Cero dependencia de servidores externos - GDPR compliant - tus datos son solo tuyos Descarga 3D Cost Calculator y transforma tus costos en oportunidades de ganancias.

Screenshots

STL Simple Viewer4 screens
3D4 screens

Verdict

The call

The clearest difference is in-app purchases: 3D at none against STL Simple Viewer's 4. 3D also leads on update cadence (weekly vs every 5 months) and iOS requirement (15.0 vs 17.0). On price, ads 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. 3D asks for nothing beyond the download.

UpkeepUpdate frequency

STL Simple Viewer ships an update every 5 months, 3D weekly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
STL Simple Viewer versus 3D: the parameters behind the verdict, then further details
ParameterSTL Simple Viewer3D
PriceFreeFree
Rating4.3 (923 ratings) — better—
Positive reviews18.1% of reviews—
Number of ratings923 — better—
Update frequencyEvery 5 monthsWeekly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size19 MB45 MB
Age rating4+4+
DeveloperVictor BovioBOOK INTELLIGENT HELP SOCIEDAD LIMITADA

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

3D

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

3D

No in-app purchases

Questions

Is STL Simple Viewer free?
STL Simple Viewer is free to download, with in-app purchases available.
Is 3D free?
3D is free to download, with no in-app purchases.
Do STL Simple Viewer or 3D have ads?
Both STL Simple Viewer and 3D show ads.
Which is updated more often, STL Simple Viewer or 3D?
STL Simple Viewer ships an update every 5 months, and 3D weekly. Most recently, STL Simple Viewer was updated on November 7, 2026 and 3D on October 31, 2026.

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