QRCodestom vs Spectroscope
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
QRCodestom
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Customization Options: Personalize your QR codes with text, logos, custom corner patterns, and unique bitmap designs. Transform ordinary squares into circles, hearts, star or others. Background Flexibility: Select solid colors or upload your own images to create the perfect backdrop for your QR code. Multi-Purpose Creation: Generate QR codes for various purposes, including text, Wi-Fi networks, contact information, and more. Scan & Edit: Easily scan existing QR codes and give them a makeover with our powerful editing tools. History Tracking: Keep track of your created and scanned QR codes for quick access and reuse. Unlock your creativity and make your QR codes as unique as you are with Qriental. Download now and start designing QR codes that capture attention and spark curiosity!
Spectroscope
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Professional Spectral Analysis in Your Pocket Transform your smartphone into a powerful, calibrated optical spectrometer. Designed for science educators, researchers, and hobbyists, "Spectroscope" bridges the gap between educational tools and laboratory instrumentation. Connect a clip-on spectroscope hardware and start capturing, calibrating, and analyzing light spectra in real-time. NEW IN VERSION 2.0: ⢠Reference Mode (REF): Perform comparative analysis seamlessly. Freeze a baseline spectrum (e.g., White Light) and compare it against live samples in real-time. Perfect for demonstrating Absorbance and Transmittance in the classroom without exporting data. ⢠Multi-Camera Support: Fully optimized for modern devices. Select the specific lens (Telephoto, Ultra-Wide, Front/Back) that best fits your mounting setup directly from Settings. KEY FEATURES: ⢠Precision Data Export: Generate scientific-grade CSV files with 4-decimal precision for both Wavelength (nm) and Intensity ⢠Easy Calibration: Calibrate accurate X-axis (nanometers) using standard CFL lamps (Mercury peaks) or define your own custom reference points. ⢠Live Analysis: Visualize data with the integrated high-contrast chart, featuring peak detection and adjustable exposure/focus locks. ⢠Universal Compatibility: Works with any DIY or commercial spectroscope with a smartphone mount. APPLICATIONS: ⢠Physics & Astronomy: Analyze emission lines of light sources and stars. ⢠Chemistry Labs: Measure absorbance of colored solutions using the new REF workflow. ⢠Gemology & Field Work: Portable analysis anywhere, anytime. Download the complete User Manual with step-by-step lab workflows here: https://www.majinsoft.com/apps/spectroscope/Spectroscope_User_Manual.pdf
Screenshots
Verdict
The clearest difference is price: QRCodestom at Free against Spectroscope's $14.99. QRCodestom also leads on iOS requirement (13.0 vs 15.0). Spectroscope's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
QRCodestom is free to download; Spectroscope costs $14.99 up front. QRCodestom sells 1 one-off in-app purchase. Spectroscope asks for nothing beyond the download.
| Parameter | QRCodestom | Spectroscope |
|---|---|---|
| Price | Free ā better | $14.99 |
| Update frequency | ā | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPod |
| Requires iOS | 13.0 ā better | 15.0 |
| Further details ā not scored | ||
| Size | 137 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | åæē å½ | LEONARDO TAZZINI |
In-app purchases
QRCodestom
- VIP$4.99
Spectroscope
No in-app purchases
Questions
Is QRCodestom free?
Is Spectroscope free?
Do QRCodestom or Spectroscope have ads?
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