Voltix vs Kalq
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Voltix
Connect to and control compatible vehicle equipment via Bluetooth. Monitor status, lock/unlock, adjust settings like speed gear and display units, and enable cruise control. Record riding videos and routes.
- Bluetooth connectivity
- View equipment status
- Lock/unlock equipment
- Set speed gear and display units
- Cruise control and zero start
- Record riding videos and routes
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The Voltix app allows you to connect and communicate with related products via Bluetooth and set corresponding functions. Using this app, you can: 1: View the status and information of your vehicle equipment; 2: Lock or unlock the vehicle equipment; 3: Set the speed gear and adjust the display unit; 4: Set the cruise control and zero start function; 5: Record riding videos and riding routes; Please note: This app does not support all series product functions.
Kalq
This app offers a comprehensive suite of calculation tools, from standard and scientific functions to specialized calculators for mortgages, tips, and unit conversions. It features a clean, modern interface and provides home screen widgets for quick access to recent calculations, all without ads or subscriptions.
- Standard and scientific calculator
- Mortgage calculator with amortization
- Tip calculator and bill splitting
- Unit converter
- Home screen widgets
- Dark interface
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Kalq — More than a calculator. Kalq is a beautifully designed, all-in-one calculator built for everyday life. Whether you're estimating a mortgage payment, splitting a dinner bill, converting units on the go, or crunching numbers with scientific functions, Kalq has you covered. Features: Standard and scientific calculator with full history Mortgage calculator with amortization schedule, property tax, and insurance estimates Tip calculator with custom percentages and bill splitting Unit converter for length, weight, temperature, volume, and speed Home screen widgets to see your last calculation at a glance Clean, modern dark interface designed for comfort Fast, offline, and distraction-free. No ads, no subscriptions — just math, done right.
Screenshots
Verdict
The clearest difference is rating: Kalq at 5.0 against Voltix's 2.0. Kalq also leads on update cadence (daily vs every 3 weeks). Voltix's advantage is ratings volume (83 vs 1) and iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases and monetization model 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.
Kalq holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: Voltix has 83 ratings behind it against 1, so its average is the more settled of the two.
Voltix ships an update every 3 weeks, Kalq daily. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.
| Parameter | Voltix | Kalq |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (83 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 10.8% of reviews | — |
| Number of ratings | 83 — better | 1 |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 91 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 东莞市易诚盛达信息技术有限公司 | Sam Sadr Azodi |
Customer experience
Voltix
Kalq
In-app purchases
Voltix
No in-app purchases
Kalq
No in-app purchases
