← All Apple listings

Electronics Reference Toolkit

by Ha Do Thi Thu more by this developer →

#257,636 of 719,896 by ratings on Apple · #20,214 of 60,382 in Utilities

View in the Apple store ↗

Compare with another extension

Category: Utilities

Description

ElecKit is a lightweight electronics toolkit built for fast lookups and quick calculations—perfect for students, hobbyists, and engineers.

Tools included

- Resistor Calculator (4/5 band) + tolerance & range
- Ohm’s Law (V/I/R/P)
- LED Resistor Calculator (Vs, Vf, If)
- Capacitor Decoder (3-digit & EIA codes)
- Voltage Divider (2 or 3 resistors)
- RC/RL Time Constant with charging curve & key points (1τ…5τ)
- Unit Converter (Ω, F, H, Hz + prefixes)
- Battery Life Estimator (battery type, load current, duty cycle)
- Transistor Reference (NPN, PNP, MOSFET) with fast search & filters

Notes
* Designed for speed, clean UI, and offline use.
* Reference values may vary by manufacturer—always confirm with the datasheet.

Alternatives to Electronics Reference Toolkit

Name	Ratings	Rating
Enphase Installer Toolkit by Enphase Energy, Inc.	5,964	4.3	compare
Electric Toolkit - Calculator by Cyberprodigy LLC	289	4.8	compare
Nix Toolkit by Nix Sensor Ltd.	190	4.7	compare
Wi-Fi Toolkit by TP-Link Systems Inc.	95	3.5	compare
AV Aid toolkit by Dave Levy	93	4.7	compare
Cubit — AR Ruler Toolkit by David McGavern	74	4.1	compare
SpeakerTools: Sound Toolkit by Yury Lipnitski	72	4.5	compare
Electrical Toolkit by HCP by Codefied Inc.	70	4.6	compare
Electronics Kit by Siu Yuen Ho	65	4.8	compare
Mechanical Engineering Toolkit by APPS BAY LIMITED	64	4.8	compare

Growth

Change in ratings, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.

History

Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.