QR Tools vs King Koil
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Tools
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QR Tools is useful free QR Code Reader app. * Quick Start Applications can launch quickly. * Easy to use You can view the website by clicking the link after scanning. * Download images This app can scan QR codes from your images. * Save Scan History This app can save scan history
King Koil
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King Koil APP connects to smart electric mattresses via Bluetooth. Adjust back/foot elevation, enjoy back/foot massage. Access Zero Gravity, Anti-Snore, Sleep Aid, Cradle & Entertainment modes.Sleep music and set gentle wake-up alarms with bed linkage.
Screenshots
Verdict
The clearest difference is update cadence: King Koil at weekly against QR Tools's every 6 weeks. King Koil also leads on iOS requirement (13.0 vs 15.0). On price, ads, 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.
QR Tools ships an update every 6 weeks, King Koil weekly. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.
| Parameter | QR Tools | King Koil |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Vinh Nguyen | KingKoil Bedding (Malaysia) Sdn Bhd / Bedco Sistem (M) Sdn Bhd |
In-app purchases
QR Tools
No in-app purchases
King Koil
No in-app purchases
