kVA Calculator vs TreadRite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
kVA Calculator
Easily calculate and convert electrical values like kVA, kW, Amps, Volts, and Power Factor. Supports both single and three-phase calculations for engineers working with power systems.
- Calculate kVA, kW, Amps, Volts, Power Factor
- Single Phase Calculations
- Three Phase Calculations
- Convert between electrical units
- Intuitive input for two values to find the third
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This kVA Calculator is the essential electrical calculator for electricians and engineers. Quickly convert or calculate kVA, kW and Power Factor or kVA, Volts and Amps — no more manual formula lookups. Perfect for converting kVA to Amps, or kW to KVA when sizing generators or UPS systems. Includes Single Phase and Three Phase, kW and kVA electrical calculations. Enter any two values to calculate the third. kVA Single Phase (1-Phase) Calculations: - Calculate kVA. - Calculate Volts. - Calculate Amps. kVA Three Phase (3-Phase) Calculations: - Calculate kVA. - Calculate Volts. - Calculate Amps. kVA, Power Factor & kW Calculations: - Calculate kVA. - Calculate Power Factor. - Calculate kW. Electrical units are measured in the following: Current (I) = Amps. Power (P) = Watts (or kW). Volts (V) = Voltage. Supports dark mode and 16 languages. Simple, fast, and accurate — the kVA calculator you'll reach for every day. Trusted by the professionals since 2011.
TreadRite
This app connects to a specialized tool to provide accurate tire tread depth measurements and identify wear patterns. It allows for capturing supplemental vehicle and tire information, recording tire damage with images, and generating shareable inspection reports for various vehicle types.
- Connect and control Bartec Tread-Rite inspection tool
- Display accurate tread measurements
- Identify tire wear patterns
- Capture supplemental vehicle and tire information
- Record tire damage with images
- Share inspection reports
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TreadRite from Bartec offers simple connection to, and control of, the Bartec Tread-Rite inspection tool to deliver fast, precise and reliable tire tread depth measurements. Key features include: - Connection and control of the Bartec Tread-Rite inspection tool: https://www.bartecusa.com/tread-rite - Display of accurate and precise tread measurements, configurable from 1 to 5 measurements per tire. - Display of tire wear patterns for identifying tracking issues. - Configurable settings and workflow options for efficient and consistent inspection of tires. - User friendly interface for capturing supplemental vehicle and tire information. - Image capture for recording tire damage. - Share inspection reports with customers. - Worldwide vehicle coverage. - Applications include Cars, LCVs, Motorbikes and individual tires.
Screenshots
Verdict
The clearest difference is rating: kVA Calculator at 4.4 against TreadRite's 3.0. kVA Calculator also leads on review sentiment (42% vs 0%) and ratings volume (11 vs 2). TreadRite's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
kVA Calculator holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: kVA Calculator has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 42% of kVA Calculator's written reviews are positive against 0% of TreadRite's.
kVA Calculator ships an update every 6 months, TreadRite every 4 months. The most recent releases landed on August 24, 2026 and June 10, 2026 respectively.
| Parameter | kVA Calculator | TreadRite |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (11 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 41.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 11 — better | 2 |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 10 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Pro Certs Software Ltd | BARTEC AUTO ID LIMITED |
Customer experience
kVA Calculator
TreadRite
In-app purchases
kVA Calculator
No in-app purchases
TreadRite
No in-app purchases
