iesView

Contains adsIn-app purchases
500+
Downloads
Content rating
Everyone
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Screenshot image
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About this app

Unlock Photometric Data Anywhere with iesView

Designed for lighting designers, engineers, and architects, iesView is a powerful and intuitive tool that puts photometric analysis in the palm of your hand. Stop waiting until you're back at your desktop—open and analyze IES files directly on your Android device, wherever your work takes you.

From a quick check on-site to a detailed review with a client, iesView provides the essential visualizations and data you need to make informed lighting decisions.

Key Features:

Comprehensive IES Viewer: Instantly open and parse any IES standard photometric file. iesView handles the complex parsing so you can focus on the data that matters.

Interactive 2D Polar Plot:

Visualize the candela distribution with a smooth, interactive polar plot.
Pan and zoom to inspect details with intuitive touch gestures.
Quickly switch between key horizontal angle slices (e.g., 0°, 45°, 90°) to understand the luminaire's distribution from all sides.
Immersive 3D Visualization:

Experience the full photometric web in a fluid, OpenGL-rendered 3D space.
Orbit, pan, and zoom the 3D model with simple gestures to understand the light's shape and intensity from any angle.
Snap to preset views (Top, Front, Side) for standardized analysis.
Detailed Luminaire Information:

Get all critical data at a glance on the Info screen.
Review key metrics like Total Lumens, Peak Candela, and Input Wattage.
Check luminaire dimensions, manufacturer details, and product information extracted directly from the file's keywords.

User-Friendly Experience:

- Keep your projects moving with a Recent Files list for quick access to your most-used data.
- Switch between Metric and Imperial units to match your project's requirements.
- A clean, modern interface built with Material You, focused on readability and ease of use.

Who is iesView for?

- Lighting Designers
- Architects
- Electrical Engineers
- Lighting Specifiers
- Luminaire Manufacturers & Sales Reps
- Students of Lighting & Architecture

iesView is a free, ad-supported application. An optional in-app purchase is available to remove ads for an uninterrupted experience.

Download iesView today and bring your lighting projects into the field!
Updated on
Apr 9, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, Files and docs and 3 others
Data is encrypted in transit
Data can’t be deleted

What’s new

Take your photometric analysis to the next level with our newest update!
• See TM-15 BUG Ratings, Beam Angles, and Field Angles directly on the Info Screen.
• Visualize lumen distribution with the brand-new LCS Polar Graph in the Info Screen.
• Explore your lights in a whole new way: toggle overlays in the new 3D Plot menu to see exactly where your beam and field angles land. More options in the new menu to come...

App support

About the developer
Frank Gibilterra
dev.begrateful@gmail.com
1532 Piedmont Cir St. Peters, MO 63304-5688 United States