Marvelight vs Kalq
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marvelight
Control your smart mood lights and fixtures with this app. Customize colors, brightness, and lighting modes. Sync lights with music or sound, pick colors from your camera, and set timers for automated lighting.
- Set up to 16 million colors
- Adjust brightness
- Various light modes and scenes
- Color change with music/sound
- Pick color from camera
- Set light on/off timers
- Shake phone to change color
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Marvelight is a smart light APP. It controls mood lights and other light fixtures. With the APP and compatible light fixtures, you will enjoy a marvelous time! Its features: 1. Set color, max to 16 million colors ; 2. Tune brightness ; 3. Set various light modes and scenes ; 4. Change light color with music or sound ; 5. Pick color from camera to light ; 6. Set timer for light on/off ; 7. Shake phone to change light color ;
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 Marvelight's 2.8. Kalq also leads on update cadence (daily vs every 2 months). Marvelight's advantage is ratings volume (440 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 2.8. That said, the two scores are not equally well evidenced: Marvelight has 440 ratings behind it against 1, so its average is the more settled of the two.
Marvelight ships an update every 2 months, Kalq daily. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.
| Parameter | Marvelight | Kalq |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (440 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 440 — better | 1 |
| Update frequency | Every 2 months | 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 | 20 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Wanshun Zhilian Technology Co. LTD | Sam Sadr Azodi |
Customer experience
Marvelight
Kalq
Bugs and requests
Marvelight
Reported bugs
4 issues- Lights not responding to app commands
- Bluetooth connection frequently lost
- Timer feature not working as expected
- Certain colors not displaying properly
Requested features
4 requests- Add support for Spotify and other music apps
- Improve music sync functionality
- Provide better instructions and troubleshooting guides
- Expand color and scene options
Kalq
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Marvelight
No in-app purchases
Kalq
No in-app purchases
