Centripetal force vs QR Code & Barcode
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Centripetal force
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This is a tool for calculating centripetal force, mainly including the following related calculations: 1.Centripetal force Centripetal force is the force that causes an object to move along a curved path. 2.Boyle's Law Boyle's Law Calculation 3.Charles' Law Charles' Law is an experimental gas law that involves the volume and temperature of a fixed mass gas that approaches an ideal gas when the pressure remains constant.
QR Code & Barcode
Instantly scan and generate QR codes and barcodes with advanced features like batch scanning and automatic content recognition. Save and access your scan history, and create custom codes for various uses.
- Instant QR code and barcode scanning
- Automatic content type detection
- Batch scanning for multiple codes
- QR code and barcode generation
- Scan history with content and timestamps
- Direct action for scanned content
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This is a QR code and barcode scanner built around how people actually use codes in real life — not just one scan at a time, but across every format, every content type and every situation where a code appears and you need to know what is inside it immediately. The app reads. The app generates. The app remembers what you scanned. Here is when each part becomes useful. WHEN YOU JUST NEED TO SCAN SOMETHING FAST * Point the camera at any QR code or barcode and the result appears instantly — no button press, no loading screen * The scanner recognizes URL, text, phone number, email, SMS, WiFi credentials, vCard contacts, geographic coordinates and standard barcodes automatically * Each result type opens the right action directly: a URL goes to the browser, a phone number to the dialer, WiFi connects without typing, a vCard saves as a contact WHEN YOU HAVE MULTIPLE CODES TO GET THROUGH * Switch to Batch Scan and move through a stack of QR codes or barcodes without stopping between each one * Every scanned result is captured and logged as you go — nothing is lost, nothing needs to be re-scanned * Use this when you are processing inventory, checking in items, scanning products in sequence or any situation where stopping after every single code slows you down WHEN YOU NEED TO CREATE A CODE FROM SCRATCH * Open the Generator and choose what type of code to create: URL, plain text, phone number, email, SMS, WiFi network, vCard, location or standard barcode * Fill in the details, generate the code and save or share it immediately — no design tools, no third-party service required * Use Creator to produce codes for business cards, product labels, links, contact sharing or any use case where you need a scannable code ready fast WHEN YOU WANT TO GO BACK TO SOMETHING YOU SCANNED * Every scan is saved automatically to History with the content type, the result and the time it was scanned * Open any past entry to copy the result, trigger the action again or share it without rescanning * History keeps your scanned codes organized so nothing useful gets lost between sessions WHAT'S INSIDE QR Code Scanner — instant recognition of all standard QR code formats with automatic content type detection Barcode Reader — full barcode scanning across common retail and inventory formats Batch Scan — continuous multi-code scanning that logs every result without stopping between scans Generator and Creator — QR code and barcode creation for all supported content types, ready to save or share History — complete log of all scanned codes with content, type and timestamp for every entry Supported Content Types — URL, Text, Phone, Email, SMS, WiFi, vCard, Geo coordinates, Barcode SUBSCRIPTION & ACCESS Important: Subscription required; no free content. Payment upon subscription confirmation. This app offers an auto-renewable subscription that unlocks full access to all scanning and generation features, including: * Full QR Code Scanner and Barcode Reader with all content type parsing * Batch Scan for continuous multi-code sessions * Generator, Creator and full History access You can start with a free trial period. After the trial ends, your subscription will begin and renew automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Payment will be charged to your Apple ID account upon subscription confirmation. You can manage your subscription and turn off auto-renewal at any time in your Account Settings on the App Store after purchase. Privacy Policy https://docs.google.com/document/d/12tovrQOW_-7NC0GbOIO_Rmz_WV9aJRsmCOqTLjx-FYo/edit?usp=sharing Terms of Use https://docs.google.com/document/d/1ecHVKf5-4GCoNaZsOLbnDV9wMTXSpgbPFiXKv-Ujy4o/edit?usp=sharing
Screenshots
Verdict
The clearest difference is in-app purchases: Centripetal force at none against QR Code & Barcode's 2. Centripetal force also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (13.0 vs 18.0). On price, ads 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. QR Code & Barcode sells 2 in-app purchases, starting at $9.99 per 7 days. Centripetal force asks for nothing beyond the download.
Centripetal force ships an update every 3 days, QR Code & Barcode every 3 weeks. The most recent releases landed on September 11, 2026 and September 1, 2026 respectively.
| Parameter | Centripetal force | QR Code & Barcode |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (12 ratings) — better |
| Number of ratings | — | 12 — better |
| Update frequency | Every 3 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Subscription |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 11 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Dhrishty Ghumar | Andrii Lupenko |
In-app purchases
Centripetal force
No in-app purchases
QR Code & Barcode
- Premium Features3 Days trial$9.997 Days
- Premium Features Year$39.991 Year
Questions
Is Centripetal force free?
Is QR Code & Barcode free?
Do Centripetal force or QR Code & Barcode have ads?
Which is updated more often, Centripetal force or QR Code & Barcode?
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