Haudi vs VoltKit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Haudi
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Eesti kalmistute rakenduse Haudi eesmärgiks on hoida, säilitada ja kaasajastada Eesti kalmistukultuuri. Haudi abil on Teil võimalik otsida oma kadunud lähedasi ja leida ülesse nende viimne puhkepaik kalmistul. Kultuurilooliste haudade puhul on Teil võimalus tutvuda ka maetute elulugudega. Haudi on abiks inimestele, kes peavad minevikku oluliseks – rakendus on abiks nii kalmistul orienteerumisel, maetute otsimisel kui ka kalmistutega suhtlemisel.
VoltKit
This app is a comprehensive electrical calculator for field use, offering instant calculations for voltage drop, wire sizing, and Ohm's Law. It provides clear results with formulas and is designed for offline, glove-friendly operation.
- Voltage drop calculation (single/three-phase, DC)
- Wire size calculation (voltage drop & ampacity)
- Ohm's Law and power calculations
- Offline functionality
- Displays formulas used for results
- Glove-friendly interface
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VoltKit is the fast, no-nonsense electrical calculator built for the field. VOLTAGE DROP — Single-phase, three-phase and DC. AWG or mm², feet or meters, copper or aluminum. Instant pass/fail against the 3% / 5% guidelines, with the recommended minimum conductor size. WIRE SIZE (Pro) — Enter load, distance and voltage. Get the minimum conductor that satisfies BOTH voltage drop and ampacity, with each constraint shown separately. OHM'S LAW & POWER — Enter any two values, get the rest. Power factor supported for AC. WHY ELECTRICIANS CHOOSE VOLTKIT • 100% offline — no account, no ads, no tracking, no permissions • Shows the math — every result includes the formula with your values plugged in • Built for the field — dark, glove-friendly, instant results as you type • One-time purchase — Pro is yours forever, no subscription COMING IN FREE UPDATES FOR PRO USERS Ampacity with derating, conduit fill, box fill, motor calculations, EV charger circuit sizing. Results are estimates for reference only. Always verify with the current edition of applicable codes and a licensed professional. National Electrical Code® and NEC® are registered trademarks of the National Fire Protection Association, which is not affiliated with this app.
Screenshots
Verdict
The clearest difference is in-app purchases: Haudi at none against VoltKit's 1. Haudi also leads on device support (3 vs 1). On price, ads and iOS requirement 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
Both are free to download. VoltKit sells 1 one-off in-app purchase. Haudi asks for nothing beyond the download.
| Parameter | Haudi | VoltKit |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 16 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Spin TEK AS | Kenan Islamoglu |
In-app purchases
Haudi
No in-app purchases
VoltKit
- VoltKit Pro$4.99









