Resistor Code Calculators vs TechKIT
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Resistor Code Calculators
Read full descriptionHide full description
The one handy app for electrical engineering calculation. This app contains not only resistor color code and capacitor code calculators but also electrical filter, attenuator, rectifier, LC oscillator, RF, PCB trace, cable, Ohm's Law, skin effect, Lumen Candela conversion, Delta Y Conversion, and many other handy calculators.
TechKIT
Read full descriptionHide full description
TechKIT is a powerful all-in-one toolkit for electricians, technicians, and engineers. Designed for real-world use โ fast, accurate, and easy to use on-site. Electrical Tools: - Ohmโs Law Calculator - Voltage, Current & Power calculations - Wire Gauge Calculator (AC/DC, single & three phase) - Parallel & Series Resistor Calculator - Resistor Color Code Calculator - SMD Code Decoder Mechanical & Industrial Tools: - Bearing Calculator (search by size or code) - Ball bearing specifications & sealing types - Engineering Unit Converter Smart Utility Tools: - Level Tool (standard & high precision) - Sound Meter (with calibration) - Noise Generator (tone, white, pink, brown) - Vibration Monitor Error Code Databases - Frequency Converters (multiple brands) - Home Appliance Error Codes - Built-in translation & sharing Why TechKIT? - Fast and easy to use - Works offline - Built for professionals - Clean and practical design Whether you're troubleshooting, calculating, or working in the field โ TechKIT gives you the tools you need.
Screenshots
Verdict
The clearest difference is update cadence: TechKIT at every 6 days against Resistor Code Calculators's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Resistor Code Calculators ships an update every 7 months, TechKIT every 6 days. The most recent releases landed on September 17, 2026 and October 3, 2026 respectively.
| Parameter | Resistor Code Calculators | TechKIT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 6 days โ better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.4 โ better | 14.0 |
| Further details โ not scored | ||
| Size | 6 MB | 72 MB |
| Age rating | 4+ | 12+ |
| Developer | Kanta Kikubo | Sergio Kirienko |
In-app purchases
Resistor Code Calculators
No in-app purchases
TechKIT
No in-app purchases
Questions
Is Resistor Code Calculators free?
Is TechKIT free?
Do Resistor Code Calculators or TechKIT have ads?
Which is updated more often, Resistor Code Calculators or TechKIT?
Other comparisons















