Led-to-Bulb Converter is a tools app developed by mickbitsoftware.
Download Statistics
Led-to-Bulb Converter has been downloaded 50 thousand times. In the last 30 days, the app was downloaded 21 times.
User Ratings
Led-to-Bulb Converter is rated 3.00 out of 5 stars. The rating is based on 190 ratings.
App Information
Led-to-Bulb Converter is FREE to download. The APK download size is 2.39 MB. The latest version available is 3.5.3g. The last update was on August 18, 2026.
Technical Requirements
Led-to-Bulb Converter requires Android 5.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play January 2012.
Description
LED-to-Bulb Converter is a free app which compares Watt values of LED lamps, light bulbs, compact fluorescent lamps (energy saving lamps), and halogen lamps and their typical corresponding brightness in Lumen (lm). The app helps you to choose new LED or energy saving lamps which are approximately as bright as the good old light bulb.
In addition to the Lumen-Watt calculator, the app offers a calculator for the old and new EU energy labels for LED bulbs and other light sources. The old energy label scale ranged from A++ to E while the new one ranges from A to G. The scales cannot be easily mapped from the old class to the new one. The energy label calculator compares both scales side-by-side. The new scale will be mandatory for light sources starting from September 2021.
Finally, the app also offers a scale to get a feeling for the color temperature of lamps (measured in Kelvin).
Please note that the lumen-per-watt-values are only approximate average values and may vary from lamp type to lamp type!
Links to selected external websites lead to pages providing more information about Lumen, Kelvin, Light bulb sockets and screws (e.g. Edison Screw (E27, E14, E10, etc.) and the EU energy label.
While Watt is a unit of power, Lumen is a unit of luminous flux. Lumen measures the total quantity of visible light emitted by a light source per time.
This app can be downloaded for free, but it contains ads. The ads can be removed by making an in-app purchase. A small compensation for our efforts. Thank you for your understanding and for your support.
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★★★★★
Great idea, needs a litle help I use this app to estimate how bright leds are in comparison to regular light bulbs or CFLs. It does it very well. Instead of a slider, I'd like to be able to click on one of the fields and input the value I have to get the equivalent values of the other items.
★★★★★
Great! Helped me a lot choosing the right lamps.
★★☆☆☆
Bad GUI, Does little, Removed! Tested this in my quest for a simple estimate of an LED's wattage equivalent to a given incandescent bulb's wattage and vice versa. Barely qualifies as an app. Much data are links to other sites that will quickly go stale. Only active content is 1 entered value of LED's lm/watt. No program options. User interface is (to be nice) ugly and Spartan with large ugly fonts that don't fit their text areas. Looks like one's 1st naive attempt at coding. Right idea, wrong design, nil value. Removed!
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Technologies used by Led-to-Bulb Converter
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