Comparison

Electrical Calculations vs testo Thermography

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Electrical Calculations

This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

Highlights
  • Wire size and voltage drop calculations
  • Power, current, and resistance calculations
  • Motor performance and connection diagrams
  • Electronic component calculations
  • Extensive unit conversions
  • PDF report generation
  • Support for IEC, CEI, NEC, CEC standards
Features
Read full description

Electrical Calculations is the PROFESSIONAL app for those who work with electrical systems every day: design, size and verify in just seconds, from the job site or the office. Over 200 calculations, diagrams, formulas and tables in a single app, with clear, printable PDF reports to attach to your documents. Designed for electricians, installers, designers and surveyors, it saves you time and helps you avoid mistakes: from cable sizing to short circuit. COMPLIANT WITH STANDARDS Reliable results aligned with the main standards: IEC (International Electrotechnical Commission), CEI (Italian Electrotechnical Committee), NEC (National Electrical Code), CEC (Canadian Electrical Code). WHY CHOOSE IT SAVE TIME: the calculations you'd do by hand, instantly available here. AVOID ERRORS: verified formulas and up-to-date regulatory parameters. PROFESSIONAL REPORTS: PDF reports ready for printing and archiving. ALWAYS WITH YOU: over 200 tools including calculations, converters, tables and pinouts. THE MOST USED CALCULATIONS Cable sizing and coordination with the protective device, voltage drop, operating current, current intensity, voltage and power (active, reactive, apparent). Power factor and power factor correction. Current capacity of conductors and busbars, sizing of conduits and trunking, maximum cable length. SHORT CIRCUIT AND PROTECTION Short-circuit current at a point on the line, earthing system and coordination with the residual current device, cable protection against short circuit (K²S²), power loss, cable temperature, neutral current. ELECTRIC MOTOR Motor current, power, voltage, efficiency and power factor, slip, speed, maximum torque and full-load current. Three-phase motor connection diagrams, terminal markings. Three-phase to single-phase. ELECTRONICS Color and alphanumeric codes for resistors, capacitors and inductors, SMD code, LED resistor, voltage and current divider, Zener diode, battery life, resonant frequency, fuses and transformers. CONVERSIONS Delta-star, AWG, SWG, cross-section, length, energy, temperature, pressure, Ah/kWh, var/µF, Gauss/Tesla, RPM and many more. RESOURCES AND TABLES Tripping curves, cable reactance and resistivity, cable dimensions and weight, distribution systems (TT, TN, IT), IP/IK/NEMA protection ratings, ATEX marking, insulation classes, electrical symbols, ANSI device codes, plugs and sockets, IEC 60309, NEMA and EV charging connectors, SI prefixes and units of measurement, thermistors and thermocouples. PINOUTS Ethernet RJ-45, Ethernet with PoE, USB, HDMI, VGA, DVI, RS-232, FireWire, SATA, DisplayPort, Apple Lightning, Raspberry Pi, OBD II, XLR audio/DMX, MIDI, Jack, RCA, Thunderbolt, SD Card, SIM Card and LED. Stop searching everywhere for formulas and tables: PUT YOUR ENTIRE ELECTRICAL LAB IN YOUR SMARTPHONE. Download Electrical Calculations and work faster, with standards-compliant results. Terms of service (EULA): https://www.egalnetsoftwares.com/terms_of_service_app/

About

testo Thermography

This free application enhances the functionality of specific testo thermal imagers. It allows users to view live images, remotely control the device, and transfer stored images for analysis and report creation. Reports and images can be easily shared via email or cloud services.

Highlights
  • Live thermal imager view
  • Remote device control
  • Image and data transmission
  • Thermal image analysis
  • Report creation
  • Email and cloud sharing
Features
Read full description

App for the thermal imagers testo 868, testo 871, testo 872 and testo 883: mobile, flexible, efficient. Install our free App on your smartphone/tablet and use the practical functions for Testo thermal imagers. Functions: • See a live image from the thermal imager in the App • Remote control of the thermal imager via the App • Transmission of stored images from the thermal imager to the App • Analyze thermal imagers and add comments • Create reports quickly and easily • Send images or reports by e-mail or share via Cloud services The App can only be used in combination with the instruments testo 868(s), testo 871(s), testo 872(s) and testo 883.

Screenshots

Electrical Calculations4 screens
testo Thermography4 screens

Verdict

The call

The clearest difference is review sentiment: Electrical Calculations at 87% against testo Thermography's 31%. Electrical Calculations also leads on rating (4.6 vs 3.0) and update cadence (every 2 weeks vs every 6 months). testo Thermography's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Electrical Calculations sells 3 in-app purchases, starting at $3.99 per 3 months. testo Thermography asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Electrical Calculations holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Electrical Calculations has 129 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 87% of Electrical Calculations's written reviews are positive against 31% of testo Thermography's.

UpkeepUpdate frequency

Electrical Calculations ships an update every 2 weeks, testo Thermography every 6 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

Scorecard8 real differences · 2 level
Electrical Calculations versus testo Thermography: the parameters behind the verdict, then further details
ParameterElectrical Calculationstesto Thermography
PriceFreeFree
Rating4.6 (129 ratings) — better3.0 (2 ratings)
Positive reviews86.7% of reviews — better31.3% of reviews
Number of ratings129 — better2
Update frequencyEvery 2 weeks — betterEvery 6 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013 — better
Further details — not scored
Size56 MB63 MB
Age rating4+4+
DeveloperEgal Net di Ettore GallinaTesto SE & Co. KGaA

Customer experience

Electrical Calculations

All ratings129 ratings
Positive92.2%
Neutral1.6%
Negative6.2%
Written reviews309 reviews
Positive86.7%
Neutral2.3%
Negative11.0%

testo Thermography

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews16 reviews
Positive31.3%
Neutral0.0%
Negative68.8%

In-app purchases

3 purchases

Electrical Calculations

Subscriptions2
  • PRO Version (3 months)$3.993 Months
  • PRO Version (1 year)7 Days trial$7.491 Year
One-time1
  • PRO Version (Lifetime)$89.99
None

testo Thermography

No in-app purchases

Questions

Is Electrical Calculations free?
Electrical Calculations is free to download, with in-app purchases available.
Is testo Thermography free?
testo Thermography is free to download, with no in-app purchases.
Which has better reviews, Electrical Calculations or testo Thermography?
Electrical Calculations is rated higher. Electrical Calculations averages 4.6 out of 5 from 129 ratings, while testo Thermography averages 3.0 from 2 ratings.
Do Electrical Calculations or testo Thermography have ads?
Electrical Calculations shows ads; testo Thermography does not.
Which is updated more often, Electrical Calculations or testo Thermography?
Electrical Calculations ships an update every 2 weeks, and testo Thermography every 6 months. Most recently, Electrical Calculations was updated on October 24, 2026 and testo Thermography on October 20, 2026.

Other comparisons