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Full Changelog


Electrical Calculations

(iOS)

v4.7.5
* Fix: Apparent power
* Upd: Simplified Chinese language (by Su Hongxin)
* Upd: Vietnamese language (by Nguyen Duy Trung)

 

v4.7.4
* Fix: Apparent power
* Fix: Print function
* Add: Indonesian language (by Suryadi Fajrin)
* Upd: Russian language (by Murtozakul)

 

v4.7.3
* Fix: Apparent power
* Fix: Conduit fill NEC
* Fix: VAr / µF conversion
* Fix: Minor bugfix
* Upd: Portuguese [PT] language (by Danielson and Nsekio)
* Upd: Portuguese [BR] language (by Elder Henrique de Souza)
* Upd: Vietnamese language (by Tuan Anh)
* Upd: German language (by Andreas)
* Upd: Arabic [partial] language (by Lovemusic)

 

v4.7.2
* Fix: Decimal numbers
* Mod: Improved code decoding of SMD resistors
* Add: MWh to “Energy conversion”

 

v4.7.1
* Fix: Crash in conversions
* Fix: Minor bug fix

 

v4.7.0
* Add: inH2o, mmHg, inHg to Pressure Conversion
* Mod: Graphic renewal of some diagrams
* Mod: New purchase page
* Fix: Long tab names
* Upd: Czech language (by Wittman)
* Upd: Traditional Chinese language (by Hi Ting Wang)
* Upd: Simplified Chinese language (by Qin)
* Upd: French language (by Yves Tschantz)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Arabic language [partial] (by Mohanad Mohieldien)
* Upd: General update of languages

 

v4.6.1
* Fix: Crash on startup with iOS versions other than 13

 

v4.6.0
* New: Dark theme
* Add: Pinout of the balanced mono jack
* Upd: Simplified Chinese language (by Wang Jiangyu)
* Upd: Spanish language (by Kovalsky and Neprales)
* Upd: Polish language (by zbyszek pizuch)

 

v4.5.4
* Fix: Long tab names
* Upd: Hungarian language (by Nd)
* Upd: Azerbaijani language (by Nofel)
* Upd: General update of languages

 

v4.5.3
* Upd: Portuguese [BR] language (by Osmar Severo da Silva)
* Upd: French language (by Yves Tschantz)
* Upd: Simplified Chinese language (by Bao Yongfeng)

 

v4.5.2
* Fix: Print function with iOS 13
* Fix: Minor bugfix
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Portuguese [BR] language (by Elder Henrique de Souza)
* Upd: Czech language (by Skipy)

 

v4.5.1:
* Fix: Display issues with Dark Theme
* Fix: Minor bugfix

 

v4.5.0
* New: Risk assessment of overvoltages with atmospheric origin
* New: Installation methods
* Add: Number of circuits in “Wire size” (IEC)
* Add: Azerbaijani language (by Miryaqub Nuriyev)
* Upd: Bulgarian language (by Dian Panteleev)
* Upd: German language (by Iceman2501 and Andreas)
* Upd: Romanian language (by Păun Traian and Jicu Bogdan)
* Upd: Indonesian language (by Andarinyo)
* Upd: Persian language (by Honafa12)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Russian language (by Murtozakul)
* Upd: Greek language [partial] (by Giannopoulos Dimitris)

 

v4.4.0
* New: Sheet “Favorites”
* Imp: Improved the calculation “Current carrying capacity of busbar”
* Imp: Performance improvement
* Fix: Pinout Apple Lightning
* Upd: Persian language (by ARiO and Behrad0011)
* Upd: Danish language (by Esben Dahl)
* Upd: Russian language (by Murtozakul)
* Upd: Portuguese [BR] language (by Julio Ribeiro)
* Upd: German language (by Andreas)

 

v4.3.2
* Add: Inch to “Current carrying capacity of busbar”
* Add: ft·lbf and in·lbf to “Maximum torque”
* Fix: Changelog
* Fix: Crash when the app is called by another app
* Fix: Invalid parameter in Power Conversion
* Fix: Picker selection

 

v4.3.1
* Fix: Calculation of power factor of motor and voltage of motor
* Imp: Motor section form

 

v4.3.0
* New: Current carrying capacity of busbar
* New: Calculation of the cable temperature
* New: Trigonometric functions
* New: Standard resistor values
* New: Dimensions and weight of cables
* New: Inductor code
* New: Admissible let-through energy of the cable (K²S²)
* New: Power losses in cables
* New: C-Form Sockets (IEC 60309)
* New: Nema connectors
* New: Atex marking
* New: Insulation class of the motor
* New: SWG conversion table
* New: VAr / µF conversion
* New: Pinout DisplayPort
* New: Pinout OBD II
* New: Pinout Jack
* New: Pinout display LCD 16×2
* Add: Pinout RJ9
* Add: DVI types
* Add: HDMI types
* Mod: Rearrangement calculations: current, power, voltage, power factor and motor efficiency
* Add: Landscape mode for iPad
* Fix: Calculation of resistance
* Fix: Nautical mile conversion
* Add: Korean language (by Limchoonsik)
* Upd: Persian language (by Saeed.Fardi and Ali Zargar)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: German language (by Andreas)
* Upd: Turkish language (by Bekir Aydogdu)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Slovenian language (by Sašo Veternik)
* Upd: Croatian language (by Goran Arabadžić)
* Upd: Polish language (by Si3wc4 and Kacper Szuba)
* Upd: Czech language (by Skipy)
* Upd: Russian language (by Murtozakul)
* Upd: Simplified Chinese language (by Tian Hongpeng)
* Upd: Traditional Chinese language (by EricLee)
* Upd: Magyar language (by Sándor Marosi)

 

v4.2.3
* Add: “DOD” in Ah/kWh Conversion
* Add: kg/mm² in Pressure Conversion
* Add: Button to search the standard resistance in some calculations
* Add: Selectable result
* Add: Pinterest Profile
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Persian language (by Danesh)
* Upd: Bosnian language (by Ferid)
* Upd: Russian language (by Murtozakul)
* Upd: Bulgarian language (by Ivan Radev)

 

v4.2.2
* Add: “in·lbf” in Torque conversion
* Add: MVA in “Calculation of current”
* Upd: Bolivian voltage
* Upd: Russian language (by Murtozakul)
* Upd: Portuguese [BR] language (by Leonardo Knuppe)
* Upd: Romanian language (by Pătrașcu Laurențiu)
* Upd: German language (by Andreas)
* Upd: Ukrainian language (by Igor)
* Upd: Czech language (by Skipy)
* Upd: Bosnian language (by Ferid)

 

v4.2.1
* Add: Support for 20, 22, 24, 26, 28 awg
* Add: Operating temperature to “Maximum wire length”
* Add: Swipe to show/hide sidebar
* Fix: Calculation of the neutral size
* Upd: Crash report
* Upd: Arabic language (by Abdusalam Qaissia)
* Upd: Czech language (by Shadel Fox)
* Upd: Persian language (by Abbas Babaei)
* Upd: Romanian language (by Patrascul25)
* Upd: Spanish language (by Fernando)
* Upd: Vietnamese language (by Phạm Thiên Thanh)

 

v4.2.0
* New: Print support
* Add: Support for 16 and 18 awg

 

v4.1.0
* Fix: Calculation of resistance and Calculation of voltage with three-phase current
* Fix: Japan three-phase voltage
* Upd: Hungarian language (by Latcyba)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Ukrainian language (by Andrey Kosenko)

 

v4.0.3
* Upd: Russian language (by Murtozakul)
* Upd: Slovenian language (by Davorin Caf)

 

v4.0.2
* Mod: Improved “Conduit fill” IEC
* Upd: Simplified Chinese language (by Tian Hongpeng)
* Upd: Ukrainian language (by Andrey Kosenko)
* Upd: Danish language (by Esben Dahl)
* Upd: German language (by Alex)

 

v4.0.1
* Imp: Added kW to “Motor full-load current”
* Fix: Crash wire size with installation type D2
* Upd: Persian language (by Hadi Lael Bahador)
* Upd: Vietnamese language (by Nguyễn Duy Trung)
* Upd: Russian language (by Murtozakul)
* Upd: Simplified Chinese language (by Tian Hongpeng)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Bulgarian language (by Ivan Radev)

 

v4.0.0
* New: General reorganization of the calculations
* New: Motor slip
* New: Motor full-load current
* Imp: Improved calculations with resistor color code
* Mod: “Pipes dimensions” is available in the Resources tab
* Mod: cm-inch conversion is included in the Length conversion
* Mod: kW-HP conversion and kW-BTU/h conversion were merged into Power conversion
* Imp: Improved table of resistivity and conductivity
* Add: Ampacity of cables smaller than 25mm² for the installation method G
* Upd: Ukrainian language (by Vyacheslav)
* Upd: German language (by Andreas)
* Upd: Vietnamese language (by Nguyễn Duy Trung and ManhLD)
* Upd: Czech language (by Skipy)
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Turkish language (by Bekir Aydogdu)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Portuguese [BR] language (by Antonio Fraga)
* Upd: Polish language (by Kacper Szuba)
* Upd: Romanian language (by Laurentiu Petre)
* Upd: Traditional Chinese language (by EricLee)
* Fix: Large wire size calculation
* Fix: Rounding of the reactance value
* Fix: Minor bugfix

 

v3.4.0
* New: ANSI standard device numbers
* New: Analog signal values
* Imp: Voltage drop calculation
* Add: Settings: max wire size
* Imp: Impedance calculation
* Fix: Bug operating current
* Upd: Vietnamese language (by Trung Lê)
* Upd: Arabic language (by Ous Yasen)
* Upd: German language (by Andreas)
* Upd: Macedonian language (by Dragančo Velkov)

 

v3.3.6
* Upd: Resolutions
* Fix: Calculation of NTC temperature
* Fix: Image of the motor terminal board
* Upd: Polish language (by Marcin Antas)

 

v3.3.5
* Fix: Max voltage
* Upd: Macedonian language (by Dragančo Velkov)
* Upd: Czech language (by Skipy)
* Upd: Bulgarian language (by Ivan Radev)
* Upd: Ukrainian language (by Andrey Kosenko)
* Upd: German language (by Andreas)

 

v3.3.4
* New: Current carrying capacity of bare conductors (PRO)
* Add: Noncontinuous loads in “Sizing the circuit breaker NEC” (PRO)
* Upd: Portuguese [BR] language (by Junior Messias)
* Mod: Macedonian (Cyrillic) language (by Dragančo Velkov)
* Fix: Voltage in Brazil
* Fix: App rating

 

v3.3.3
* Add: Compatibility with iPhone X
* Fix: Capacitor code chart
* Add: Macedonian language (by Dragančo Velkov)
* Upd: Czech language (by Skipy)
* Upd: Vietnamese language (by TuanNguyen, Tuấn Phùng and Nguyễn Duy Trung)
* Upd: Persian language (by Jamal Moghadami)
* Fix: Minor bugfix

 

v3.3.2
* Upd: Slovenian language (by Davorin Caf)
* Upd: French language (by Yves Tschantz)
* Upd: Polish language (by Yasioo)
* Upd: Russian language (by Murtozakul)
* Upd: Spanish language (by Ángel Tepetla and GavilanZ)
* Upd: Bulgarian language (by Ivan Radev)
* Upd: Persian language (by Amin Norozi)

 

v3.3.1
* New: Splash screen
* Add: LinkedIn profile
* Upd: Russian language (by Leonid Tsvetinovich)
* Upd: Czech language (by Skipy)

 

v3.3.0
* New: Temperature sensors (PT/NI/CU, NTC, Thermocouples…)
* Mod: Thermocouple colour codes and data
* Mod: Some calculations are also available in the LITE version
* Upd: Portuguese language (by Leandro Sousa)
* Upd: German language (by Andreas)
* Fix: Temperature now accepts negative values
* Fix: Philippines three-phase voltage

 

v3.2.1
* Add: Installation type D2
* Add: Wire size with sizing neutral and PE (IEC)
* Add: Choosing sizing method for neutral and PE in settings
* Upd: German language (by Andreas)
* Upd: Ukrainian language (by Roman Korzh)
* Upd: Czech language (by Skipy)
* Upd: Portuguese language (by Leandro Sousa)
* Add: Nepali language (by Sagar Acharya)
* Fix: Current carrying capacity for B1 method
* Fix: Bug last stripe (PPM)

 

v3.2.0
* Add: Ambient temperature to “Wire size” calculation
* Add: NEC installation type “Supported on a messenger”
* Add: Three-phase voltage in the “Electricity around the world”
* Add: Other formulas
* Add: Translation for pinouts in Italian, Russian and Ukrainian
* New: Renewed settings
* Add: Added settings “Default direct current voltage”, “Power factor default” and “Max voltage drop”
* Add: Ukrainian language (by Roman Korzh)
* Upd: German language (by Andreas)
* Upd: Czech language (by Skipy)
* Upd: Persian language (by Sina Kheymedoozy)
* Fix: Retma code
* Fix: Bug “modified voltage” after the choice of installation type
* Fix: Minor bugfix

 

v3.1.0
* New: Conduit fill
* New: Tripping curves
* New: Torque conversion
* New: Angle conversion
* New: kW – BTU/h conversion
* Add: Translate button to About section
* Mod: Renewed some icons
* Mod: “Fuses” available in the LITE version
* Imp: Improved layout “Operating current”
* Fix: Improved “Short circuit current with transformer substation”
* Fix: TableView separator inset
* Upd: Polish language (by Kacper Szuba)
* Upd: Slovenian language (by Sašo Veternik)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Russian language (by Leonid Tsvetinovich)
* Upd: Magyar language (by Sándor Marosi)
* Upd: Simplified chinese language (by Tian Hongpeng)
* Upd: Traditional chinese language (by Eric Lee)
* Upd: Czech language (by Skipy)
* Upd: Turkish language (by Bekir Aydogdu)
* Upd: Croatian language (by Pero Razović)

 

v3.0.0
* New: Capacitor code
* New: Fuses application categories
* New: Thermocouples
* New: Earthing system
* New: CCTV resolutions
* New: CCTV Harddrive/Bandwidth calculator
* New: Current divider
* New: Conversion byte
* New: NEMA Electrical symbols
* New: UL/CSA fuse class
* New: Capacitor power at different voltage
* New: Short-circuit current min (approximate method)
* New: Pinout MIDI
* New: Pinout Thunderbolt
* New: Pinout SD Card
* New: Pinout Sim Card
* Add: Animation for the results
* Add: NYDialogs
* Add: Slovenian language (by Sašo Veternik & Tomaž Dobrila)
* Add: Swedish language (by Jimmy Olandersson)
* Upd: Vietnamese language (by Nguyễn Duy Trung)
* Upd: Croatian language (by Pero Razović)
* Upd: Arabic language (by Abdusalam Qaissia)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Portuguese [BR] language (by Moacir Carvalho)
* Upd: Simplified chinese language (by Tian Hongpeng)
* Upd: Czech language (by Skipy)
* Upd: Persian language (by Sajjad Asadbeygi)
* Upd: Polish language (by Kacper Szuba)
* Upd: Turkish language (by Bekir Aydogdu)
* Upd: Romanian language (by Silvian Ionescu)
* Upd: Magyar language (by Sándor Marosi)
* Upd: German language (by Claudio Ruffino)
* Upd: Russian language (by Leonid Tsvetinovich)

 

v2.2.0
* Imp: Short circuit current with transformer substation
* Imp: Power factor correction
* Mod: Calculations “Power factor correction” and “Power factor correction small loads” have been merged
* Add: Number of neutral conductors in parallel in the short-circuit current calculation
* Add: Choice φ in radians or degrees in “Calculation of reactive power”
* Add: kVA and kVAr to “Calculation of power factor”
* Add: Dutch language (by Ilyahoo Proshel, Robert Wintersteijn, Felipe Espitia)

 

v2.1.6
* Add: Preliminary compatibility with iOS 10
* Imp: Resizing tableview in the search mode
* Imp: Resizing scrollview with keyboard
* Fix: Sizing the circuit breaker
* Fix: Update default voltage
* Fix: InvalidParameterException
* Add: Privacy Policy
* Add: Simplified Chinese language (by Xingwang Cao, Tian Hongpeng)
* Add: Magyar language (by Oláh-Szőnyi Csaba, Sándor Marosi)

 

v2.1.5
* Fix: String 150 mm² into the “Table of unitary voltage drop”
* Fix: Unit of measurement of the resistivity Ω*m/mm²
* Imp: Improved RTL layouts
* Imp: Improved transition between IEC and NEC
* Mod: Load current must be less than 7% of the maximum cable capacity
* Add: Arabic language (by Ilyahoo Proshel)
* Upd: Vietnamese language (by Nguyễn Duy Trung)
* Upd: Persian language (by Sajjad Asadbeygi)

 

v2.1.4
* Add: Choice unipolar/multipolar cable into the “Conductor resistance”
* Add: Choice operating temperature into the “Calculation of voltage drop”
* Mod: Choice up to 8 phase conductors in parallel
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Turkish language (by Bekir Aydogdu)
* Imp: Edited some pictures of the sockets
* Fix: Image of socket type F
* Fix: Core Text bug
* Fix: Show socket dialog bug

 

v2.1.3
* Add: Choice unipolar/multipolar cable into the “Calculation of voltage drop”, “Max wire size” and “Short-circuit current”
* Add: Number of phase conductors in parallel into the “Calculation of voltage drop” and “Short-circuit current”
* Add: Formula for choice wire size
* Add: Danish language (by Esben Dahl)
* Add: Traditional Chinese language (by EricLee, Jose Enrique Gutierrez, Siu Wing Chung)
* Add: Romanian language (by Lucian Voica, Cristi Duta, Laurentiu Petre, Silvian Ionescu)
* Add: Greek language (by Tasos Pergantis, Andrea Agates)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Imp: Improved notification for the insertion of incorrect values

 

v2.1.2
* Imp: Improved calculation of short-circuit current

 

v2.1.1
* Add: Search bar
* Add: Improved “Sum resistors” with Ω, kΩ, MΩ
* Add: Improved “Sum capacitors” with pF, nF, µF
* Add: Socket type F to Guinea Bissau
* Add: Socket type C and F to Western Sahara
* Fix: Formula tanφ = Q / P
* Add: Persian language (by Behnam Eskandariun, Ahmad Tahmasebi, Behnam Lashgari TJ, Reza Taherizadeh, Zahed Masoudi Chianeh)
* Add: Catalan language (by Rafael Vila, Lluís Martin Leona, antoine.nom36, Yassine)
* Add: Bulgarian language (by Ivaylo Malinov, Tarik Azzehni)
* Add: Norwegian language (by drzordz, Matheusiin Villela)
* Upd: Russian language (by GudWin)
* Upd: German language (by Claudio Ruffino)
* Upd: Portuguese [PT] language (by Leandro Sousa)

 

v2.1.0
* New: Sizing the circuit breaker
* New: Calculation of power factor
* New: Max wire length
* New: Appliance classes
* New: Plug & socket types
* New: IEC 60320 connectors
* New: iPad compatibility
* Add: Pinout PCI Express power cable (into Molex section)
* Add: Portuguese (BR) language (by José Machacaz, Moacir Carvalho, Paulo Pepeleascov, Antonio Fraga, Julio Cesar Stempkowski)
* Add: Croatian language (by Pero Razović)
* Add: Serbian (latin) language (by Saša Fišić, Vladimir Cvijović, Velimir Lazarević, Miloš Stevanović)
* Upd: Czech language (by Skipy)
* Upd: Polish language (by Kacper Szuba)
* Upd: Portuguese [PT] language (by Leandro Sousa)
* Upd: Turkish language (by Bekir Aydogdu)
* Imp: Improved some layouts
* Fix: Conversion from MegaGauss or KiloGauss
* Fix: Improved rounding of “Conversion pressure”
* Fix: Bug max voltage drop 0%
* Add: Adv

 

v2.0.1
* Add: Formula voltage drop DC
* Fix: Calculation of voltage drop DC
* Fix: Link to external applications for iOS9
* Fix: Minor bugfix

 

v2.0.0
* New: Formulary
* New: Capacitor start motor single-phase
* New: Diagrams three-phase motor (6-9-12 leads)
* New: Table of cables reactance
* New: Calculation “Impedenza”
* New: Pinout FireWire (IEEE1394)
* New: Pinout Apple Lightning
* New: Pinout Apple Dock Connector
* New: Pinout PS/2
* New: Fiber optic color code
* New: (Setting) Sort list calculations
* Mod: Old calculation “Capacitor for single-phase motor” has been renamed to “From three-phase to single-phase”
* Imp: Improved calculation of fault current
* Imp: Improved calculation “Antenna length”
* Imp: Improved readability of the symbols
* Imp: Electricity around the world with new images
* Add: Letters to the IP Protection Classes
* Add: Reactance and impedance into calculation “Conductor resistance”
* Add: Allow sections < 1.5 mm² into “Wire size IEC”
* Add: Result in mm² also into “Wire size NEC”
* Add: Setting for default method IEC/NEC
* Add: Add link to application “Lighting Calculations”
* Add: Add link to application “Electrical Cost”
* Add: Unit of measurement pF, nF e µH into some calculations
* Add: Socket type H in Israel
* Add: Portuguese language [PT] (by Leandro Sousa)
* Add: Czech language (by Skipy)
* Add: Turkish language (by Emrah HARMANBAŞI, Bekir Aydogdu)
* Add: Vietnamese language (by Nguyễn Duy Trung)
* Add: Polish language (by RaV, Kacper Szuba)
* Imp: Improved some layouts
* Imp: Localized done button
* Fix: Update color of fuse stripes
* Fix: Accepted resistance < 1 ohm

 

v1.1.0
* Add: “Installation type” and “Insulation” to the calculation of wire size
* Add: “Installation type” to the calculation of current carrying capacity
* Add: Spanish language (by Marcela Rodriguez)
* Add: Russian language (by L.Tsvetinovich, V.Bolshakov, Djek.Energetik)
* Add: German language (by D.Maggi, C.Ruffino, na2xs2y)
* Fix: Calcultion of resistance for led in parallel
* Fix: Improved rounding “Calculation of voltage drop”
* Fix: Hong Kong sockets

 

v1.0.1
* Add: Added French language (by Yves Tschantz)
* Fix: Fixed decimal bug with some language
* Fix: Minor bugfix

 

v1.0.0
* Release app