SGD Laser vs QByte
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SGD Laser
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This application is designed specifically for SCULFUNG's galvanometer laser engraving machine, allowing individuals or small business users to control the machine without the need for a computer. It simplifies the carving process, especially Suitable for outdoor use. Enable SCULFUN engraving machine equipment to print images, engrave, etc. on general non-metallic surfaces through APP operation
QByte
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QByte is a fast, lightweight QR code scanner and generator for iPhone and iPad. SCAN INSTANTLY • Real-time camera scanning — automatic detection, no shutter button • QR codes: EAN, UPC, Data Matrix, Aztec, and more • Import and scan codes from your photo library • Flash/torch for low-light scanning • Front and rear camera support • Optional haptic and sound feedback INTELLIGENT RESULTS • Recognizes URLs, Wi‑Fi networks, contacts, phone numbers, email, SMS, and locations • Open links externally or in the in-app browser • Copy, share, or save results as text • Turn any scan into a new QR code instantly GENERATE QR CODES • Text and website URLs • Wi‑Fi credentials (network name + password) • Contact cards (vCard format) • Live preview while you type • Customize color, export size, and error correction level • Save generated codes to your Photos library SIMPLE BY DESIGN • Clean, modern interface with light and dark mode • Large touch targets for easy use • No account or registration required • Scan data stays on your device QByte is free and supported by advertising. Questions or feedback? Contact us at: llevelupdev@gmail.com PRIVACY & TERMS Privacy policy: https://github.com/nader1414518/QBytePrivacyPolicy/blob/master/privacy_policy.md Terms (Apple Standard EULA link used in-app): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
SGD Laser and QByte are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | SGD Laser | QByte |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 108 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Sculpfun Technology Co., Ltd. | Beshoy Nabil |
In-app purchases
SGD Laser
No in-app purchases
QByte
No in-app purchases









