Thunder Scanner vs K
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thunder Scanner
This app allows for quick scanning and generation of QR codes for various purposes, including sharing Wi-Fi passwords and event details. It also integrates AI to analyze scanned codes, providing context and summaries for a more insightful experience.
- Fast QR code scanning
- QR code generation
- AI analysis of scanned codes
- Scan photos with GPT-4o
- Obtain detailed information from codes
- Easy sharing of generated codes
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Effortless QR Code Scanning & Generation! Our QR code scanning and generation app is your go-to tool for streamlining daily tasks. Whether you’re quickly scanning a QR code to access restaurant menus, share contact details, check-in at events, or generate your own codes for easy sharing of Wi-Fi passwords, event details, or product links, our app makes it all simple and seamless. Plus, with integrated GPT analysis, you can enhance your QR code experience. Our smart AI analyzes scanned QR codes to provide context, summaries, or additional information, making your interactions even more efficient and insightful. Key Features: Quick Scan: Lightning-fast scanning ensures you get the information you need without delays. Just point and scan! Create Codes: Generate QR codes for various needs—link to a website, share contact info, or even connect to Wi-Fi networks with a single scan. Scan Photo: Take a photo and upload your question. GPT-4o will provide detailed answers covering various fields such as mathematics, physics, and essay writing. Obtain Info: Get information from any code, such as contacts, discounts, pricing history, phone numbers, log-in details, payment data, product links, and more. Easy Sharing: Share your generated QR codes via social media, email, or save them directly to your device. ------------------------------------ Subscription payments will be charged to your App Store account at confirmation of your purchase. Subscriptions will automatically renew and you will be charged unless auto-renew is turned off or unless you cancel at least 24 hours prior to the end of the current subscription or trial period. Any unused portion of a free trial period will be forfeited when you purchase a premium subscription during the free trial period. The cost of renewal depends on the Subscription Plan you choose. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase or by contacting Customer Support. Our support team is ready and happy to help at apexmobiqrdev@gmail.com! Terms & Conditions: https://thunder.iqrscan.com/useItmes Privacy Policy: https://thunder.iqrscan.com/privacyPolicy Thanks so much for trying Thunder Scanner: QR Reader! We hope you like it.
K
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K-Compass 1. A smart compass for quick and easy orientation K-Compass is a mobile compass app that utilizes your smartphone's sensors and location data to provide an intuitive view of your current direction and azimuth. Designed with a clean, intuitive interface, it allows you to quickly check your facing direction during various activities—such as hiking, traveling, camping, outdoor recreation, or fieldwork. Simply launch the app to see your direction and azimuth at a glance—no complex setup required. It also integrates GPS location data for added convenience in tracking both your orientation and location. 2. Key Features - Intuitive Compass Display Features a circular dial resembling a real compass, allowing for an intuitive view of your current direction. - 360° Azimuth Display Displays your facing direction as a numerical value based on a 360° scale. - GPS Location Information Shows GPS data for your current location. Leveraging location data allows you to see exactly where you are and the direction you are facing at a specific spot. - Combined Direction and Location View K-Compass goes beyond basic compass functions by combining direction and location data, making it ideal for outdoor activities. Use it to check your location and facing direction simultaneously while hiking or traveling, or to verify specific directions during fieldwork. - Clean, Easy-to-Read Interface Minimizes clutter by focusing the display on the compass and your current direction. Displays the current azimuth in large, clear numbers for quick reading outdoors, while directional markers and the compass needle provide an intuitive sense of orientation. Company Homepage: https://www.ct-is.co.kr Terms of Use: https://ctis-apps.com/privacy/kr/terms Privacy Policy: https://ctis-apps.com/privacy/kr/privacy-policy
Screenshots
Verdict
The clearest difference is device support: Thunder Scanner at 3 against K's 1. Thunder Scanner also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, ads and in-app purchases 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. Thunder Scanner sells 3 in-app purchases, starting at $2.99 per 7 days and K sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Thunder Scanner ships an update every 2 weeks, K every 3 weeks. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.
| Parameter | Thunder Scanner | K |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (653 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 653 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 127 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | APEXMOBI PTE. LTD. | Jongyun Park |
In-app purchases
Thunder Scanner
- Thunder Premium Weekly$2.997 Days
- Thunder Premium Weekly$4.997 Days
- Thunder Premium Yearly$49.991 Year
K
- K-Compass Plus$2.99









