Lighting Calculations app icon

Lighting Calculations

All calculations concerning the lighting

Ettore Gallina · it.Ettore.calcoliilluminotecnici

3.0 out of 5 (2 ratings) 500K+ downloads v4.1.1 7.4 MB Android 4.0.3+ PEGI 3 · Everyone

  • Signature matches the Google Play version Details

At a glance

Latest version
v4.1.1 (84)
Updated
Aug 9, 2026 (2 months ago)
APK size
7.4 MB
Requires
Android 4.0.3+ (API 15)
CPU support
x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category
Productivity (app)
Listed since
Feb 17, 2021 (at least)
Permissions
6 (1 sensitive)
Website
gallinaettore.com
Developer contact
[email protected]
Privacy
Developer's privacy policy

About this APK

Lighting Calculations is an app by Ettore Gallina in the Productivity category, listed since at least February 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 6 permissions, 1 of them sensitive: modify shared storage.

What's new in v4.1.1

v4.1.1: * Fix: Czech language (by Skipy) * Upd: Arabic language * Fix: Print function

Description

From the listing uploaded by “appupdater”.

"Lighting Calculations" is the best app in the field of lighting, it has lots of calculations that can help you in your work. It can not miss in your smartphone! Calculation of total flux [PRO] Lighting requirements for interiors Quantity of luminaires Lumens to Lux Lux to Lumens Lumens to Watts Watts to Lumens Lux to Watts Watts to Lux Lumens to Candela Candela to Lumens Candela to Lux Lux to Candela Lux / Foot-Candle Compare power Luminous efficacy calculation Luminance converter [PRO] Illuminance converter [PRO] Type of lamps [PRO] Lamp fittings [PRO] Bulb shapes Table luminous efficacy Color temperature Kruithof curve Visible spectrum Kelvin to RGB RGB/HEX conversion RGB/CMYK conversion Fluorescent tubes [PRO] Color codes of fluorescent tubes [PRO] Power factor correction [PRO] Lux meter [PRO] (compatible only on devices with light sensor) Typical led characteristics [PRO] Power supply for strip led Led SMD Illuminance on the floor [PRO] Energy saving lamp Photobiological safety of led [PRO] Specific power [PRO] Unit of measurement Symbols Formulary [PRO] App Multilanguage: Arabic, Bulgarian, Croatian, Czech, English, French, German, Greek, Italian, Lithuanian, Magyar, Persian, Polish, Portuguese (BR), Portuguese (PT), Romanian, Russian, Serbian (Latin), Simplified Chinese, Spanish, Turkish, Vietnamese. Full translators list: https://www.gallinaettore.com/android_apps/calcoli_illuminotecnici/#languages Kindly don't use the Evaluation System for reporting bugs. Instead, please contact me directly. ****************** FAQ: https://www.gallinaettore.com/android_apps/faq-en/

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Aug 9, 2026.
  • Certificate issued to “Ettore Gallina” This is the certificate of the Google Play version.

Store checks and file details

  • Developer signature not checked yet Aug 9, 2026
  • Validated against Google Play Aug 9, 2026
  • Signed byCN=Ettore Gallina, C=IT
  • Signing certificate (SHA-1)1C:E9:5B:71:67:85:4C:9B:7A:51:D9:1F:67:28:D7:77:C1:93:EC:B7
  • File MD5b9ef4ccd23d6101bdde86546ae9a5056
  • Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (6)

Lighting Calculations requests 6 permissions, 1 of them sensitive.

Lighting Calculations APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Lighting Calculations APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is b9ef4ccd23d6101bdde86546ae9a5056.

Tags

More Productivity apps