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- v9.0.5iOS
* Mod: Improved calculation of the bars ampacity * Mod: Improved IEC protection device selection when using fuses with rated current less than 16A * Add: Guide on safe operating currents for circuit breakers and fuses * Add: Support for IEC circuit breakers up to 6300 * Mod: Single power factor in settings * Fix: Corrected the layout "size and weight" of NEC cables * Upd: Arabic language (by Abd Al Aziz) * Upd: General update of the languages
- v11.0.5Android
v11.0.5 * Mod: Improved calculation of the bars ampacity * Mod: Improved IEC protection device selection when using fuses with rated current less than 16A * Add: Guide on safe operating currents for circuit breakers and fuses * Add: Support for IEC circuit breakers up to 6300A * Mod: Single power factor in settings * Fix: Crash when starting printing from an invalid fragment * Fix: Get APK path on some devices * Upd: Arabic language (by Abd Al Aziz) * Upd: General update of the languages
- v9.0.4iOS
* Imp: The standard is automatically selected (when possible) * Imp: Together with the type of installation, the type of cable (single-core / multi-core) is also shown * Upd: Updated some external libraries * Upd: Chatbot model updated to Gemini 2.5 * Upd: Russian language (by Djek-Energetik) * Upd: Macedonian language (by Dragančo Velkov) * Upd: General update of the languages
- v9.0.3iOS
* Fix: Crash when selecting CEC standard in channel fill calculation
- v9.0.2iOS
* Mod: Improved data (size and weight) for CEI, IEC, and harmonized cables * Mod: Channel fill calculation now fully supports the CEI standard * Upd: Macedonian language (by Dragančo Velkov)
- v9.0.1iOS
* Upd: General update of the languages
- v9.0.0iOS
* Add: Full compatibility with iOS 26 * Fix: Updating of available wire sizes based on the type of installation when choosing the CEI protection device * Fix: Fixed a crash when calculating voltage drop with distributed loads using a multicore cable * Upd: Arabic language (by Majed Al-Shagdari) * Upd: Russian language (by Djek-Energetik) * Upd: Persian language (by Sajad Sahragard) * Upd: General update of the languages
- v8.0.0iOS
* New: The app now supports CEI standards in addition to the international IEC ones * New: Voltage drop calculation with equally distributed loads * New: Wire size calculation with equally distributed loads * New: Possibility to select 4 loaded conductors in the current carrying capacity calculation * Mod: Improved ground resistance calculation * Mod: Copper resistivity is now set to 0.01851 Ω*mm²/m for short-circuit current calculations * Fix: Ads volume * Upd: Macedonian language (by Dragančo Velkov) * Upd: Arabic language (by Hamad Houcine and هزيم الرعد) * Upd: Simplified Chinese language (by Jeven) * Upd: Romanian language (by Pătrașcu Laurențiu)
- v7.5.2iOS
* Mod: Minor graphic improvements * Upd: General update of the languages
- v7.5.1iOS
* Fix: Viewing the Tab Bar on iPad
- v7.5.0iOS
* New: Calculation of the maximum length of the cable protected from short-circuit * New: Device acronyms * Mod: The default load surcharge is now set to 0% to avoid oversizing the cable * Fix: Settings row height * Upd: Macedonian language (by Dragančo Velkov) * Upd: Arabic language (by Majed Al-Shagdari)
- v7.4.3iOS
* Upd: The guide is now also translated into other languages
- v7.4.2iOS
* Fix: The conductor resistance calculation did not take frequency into account * Upd: Updated some external libraries * Upd: Tamil language (by Tamizharasan) * Upd: Portuguese [BR] language (by Murillo Gumiero) * Upd: Polish language (by Adamszopki) * Upd: General update of the languages
- v7.4.1iOS
* Mod: Improved unit voltage drop table * Mod: Improved IEC cable reactance table * Mod: Improved cable resistance / reactance / impedance calculation * Mod: Improved images of tripping curves * Mod: Improved and expanded IEC electrical symbols * Fix: Tripping curves with dark theme * Upd: Arabic language (by Majed Al-Shagdari) * Upd: Macedonian language (by Dragančo Velkov) * Upd: Tamil language (by Tamizharasan) * Upd: Portuguese [BR] language (by Murillo Gumiero) * Upd: Hebrew language (by Arken) * Upd: General update of the languages
- v7.4.0iOS
* New: Protection for emergency lighting lines
- v7.3.1iOS
* Fix: Fixed keyboard distance from safe area * Mod: Improved guidance on full load current of motors (NEC)
- v7.3.0iOS
* Add: Ability to search for installation method by name or description * Mod: Small improvements * Mod: Bottom sheet * Add: Support for floating keyboard * Mod: Improved license captions * Mod: Migration to Gemini 2.0 for chatbot * Mod: The terms of service are more prominent * Upd: Traditional Chinese language (by king) * Upd: Macedonian language (by Dragančo Velkov) * Upd: General update of the languages
- v7.2.3iOS
* Mod: Improved the calculation of the design current * Upd: Updated some external libraries
- v7.2.2iOS
* Fix: Reduced neutral and protection conductors in parallel when exceeding 6000A (NEC and CEC) * Fix: Displaying awg sizes in the picker * Mod: Improved purchase management * Upd: Simplified Chinese language (by wangwei) * Upd: Macedonian language (by Dragančo Velkov)
- v7.2.1iOS
* Fix: Crash when selecting an installation type when choosing a protective device * Fix: Crash when showing multiple conductors in parallel in advanced section calculation * Fix: Crash when the NEC wire size calculation results a neutral wire greater than 2000 kcmil * Upd: General update of the languages
- v7.2.0iOS
* New: Calculation of wire size and coordination of protection device * Add: Flowchart in wire size calculation formula * Mod: The short-circuit cosφ is automatically displayed when setting the upstream short-circuit current * Mod: Improved formula for selecting NEC/CEC protection device * Mod: Improved awg/kcmil conductor resistance calculation * Fix: In NEC/CEC calculations continuous loads or non-continuous loads can accept the value 0 * Fix: Reduction factor for conductors in parallel NEC/CEC * Fix: Calculated load according to Rule 8-104 (CEC) * Upd: Macedonian language (by Dragančo Velkov) * Upd: Arabic language (by Majed Al-Shagdari) * Upd: Czech language (by Skipy) * Upd: General update of the languages
- v7.1.1iOS
* Fix: Crash when viewing an advertisement
- v7.1.0iOS
* New: Cable protection from short-circuit * Mod: Improved calculation of minimum short-circuit current * Mod: Dark and Tint app icon * Mod: Improved some bar button icons * Fix: Closing interstitial ads * Add: Albanian and Uzbek languages * Upd: AdMob SDK
- v7.0.10iOS
* Mod: Improved calculation of the current carrying capacity of the IEC mineral insulated conductors * Fix: Minor bug fix * Add: Khmer language * Upd: Macedonian language (by Dragančo Velkov) * Upd: Arabic language (by Majed Al-Shagdari) * Upd: Spanish language (by Emill Lebron) * Upd: Czech language (by Skipy) * Upd: General update of the languages
- v7.0.9iOS
* Mod: The calculation of specific let-through energy has been improved * Add: Possibility to interface with a virtual assistant before contacting us * Upd: Added some parts in the guide * Fix: Minor bug fix * Add: Hebrew, Latvian, Lithuanian, Mongolian, Malay and Burmese languages * Upd: Macedonian language (by Dragančo Velkov) * Upd: General update of the languages
- v7.0.8iOS
* Fix: Some layouts containing long strings