QRCodeClock vs RTS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QRCodeClock
This application displays the current time encoded as a QR code. It prevents your device from sleeping while active and updates the QR code every second. It is designed for iOS devices and is free to download.
- Displays time as QR code
- Prevents device sleep
- Updates every second
- iOS 5.0+ compatible
- Free to download
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Code Clock is a clock that displays the time as a QR Code. CodeClock works on all devices running iOS 5.0 or newer. Features: • Displays the time as a QR Code. FAQ: Does this app scan QR codes? No. Does this app decode QR codes? No. Does this app display the time in a human readable format? No. Unless you're a human that can visually decode QR codes. Then yes. Is that all it does? Yes. How often does the code update? Every second. Really, that's all it does? Yes. Will my device sleep when the app is active? No. The app disables device sleep when active. You're serious. That's all it does? YES.
RTS
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The ultimate prank stopwatch that lets you secretly control time! Challenge your friends to hold a plank for "one minute" while you secretly speed up or slow down the timer. Turn the Digital Crown discreetly to manipulate time from 0.5x to 2.0x speed. Make their "30-second" challenge feel like forever, or let them off easy with lightning-fast time. They'll never know what hit them! Perfect pranks for: • Fitness challenges that seem impossible • Timing games with friends • Making boring tasks feel shorter • Stretching fun moments longer • Ultimate party entertainment • Harmless workplace fun Features: • Variable speed control (0.5x - 2.0x) • Precision timing with centisecond accuracy • Clean, minimalist Apple Watch interface • Start, stop, continue, and reset functionality • Smooth Digital Crown integration • Background timing support RTS transforms your Apple Watch into the ultimate prank device. Simple, sneaky, and hilariously effective!
Screenshots
Verdict
The clearest difference is price: QRCodeClock at Free against RTS's $0.99. QRCodeClock also leads on iOS requirement (9.0 vs 13.0). On 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
QRCodeClock is free to download; RTS costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | QRCodeClock | RTS |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 63 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 0 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeff Menter | pl ayground |
In-app purchases
QRCodeClock
No in-app purchases
RTS
No in-app purchases








