Not for me
This app does not do what I was led to believe it would produce. If this app is rated for age 4+, then I must be an idiot. Wish I could get my money back. Thank goodness it didn’t cost much!
$2.99
About
This physics and math tool quickly converts between lumens, lux, and candelas. It provides instant calculations with copyable results and includes reference formulas. Optimized for everyday use, it supports high precision and various units.
✓Instant calculation
✓Copyable results
✓Reference formulas
✓High precision (16 decimal places)
✓Supports various units
✓Ad-free and private
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What's New in Lumen Calculator
1.3
January 30, 2026
- Updated for the newest devices. - Minor bugs fixed.
User reviews
Developer apps
FAQ
What is Lumen Calculator used for?
Lumen Calculator is a physics and math tool designed for swift and easy conversion between lumens, lux, and candelas. It provides instant calculations with copyable results and includes reference formulas for your convenience.
Does Lumen Calculator have ads?
No, Lumen Calculator is ad-free and built with privacy in mind. You can perform your calculations without any interruptions from advertisements.
What devices does Lumen Calculator support?
Lumen Calculator works seamlessly on iPhone and iPad devices. It is optimized for everyday use across these platforms.
How precise are the calculations in Lumen Calculator?
Lumen Calculator supports calculations up to 16 decimal places, ensuring high precision for all your lighting unit conversions. It also supports various units for each input.
Can I copy the results from Lumen Calculator?
Yes, the results from Lumen Calculator are copyable. This allows you to easily transfer the calculated values to other applications for further use.
What are lumens, lux, and candelas?
Lumens measure luminous flux (total light emitted), lux measures surface illumination (light received by a surface), and candelas measure luminous intensity (light emitted in a specific direction). Lumen Calculator helps you convert between these.
How often is Lumen Calculator updated?
The latest version of Lumen Calculator is 1.3, last updated on January 30, 2026. You can expect ongoing support and potential updates from the developer, Nitrio.
What is the price of Lumen Calculator?
Lumen Calculator is available for a one-time purchase of $2.99. This provides full access to all its features without any recurring fees or in-app purchases.
