Comparison

QR Code Reader vs Max Heart Rate Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

QR Code Reader

Quickly scan and generate QR codes and barcodes for various purposes, from everyday use to business needs. Features include instant recognition, safe browsing, and batch processing. Offers a free trial for advanced utilities.

Highlights
  • Instant scanning engine
  • Auto-focus and detection
  • Safe browsing for URLs
  • Support for multiple formats
  • Custom QR code generation
  • Sequential batch scanning
  • Local history vault
Features
Read full description

A powerful, lightning-fast, reliable QR code reader and barcode scanner. Designed for ultimate efficiency, this app handles everything from everyday restaurant menus and Wi-Fi networks to complex inventory management and product lookups. Whether scanning barcodes for shopping comparison, or generating custom QR codes for your business, our advanced engine reliably delivers instant results. CORE FEATURES & CAPABILITIES: + Instant Scanning Engine: Point your camera at any QR code or barcode for immediate, high-speed recognition. + Auto-Focus & Detection: Seamlessly detect codes even in low-light environments, at odd angles, or from a distance. + Safe Browsing Architecture: Automatically preview destination URLs to protect against malicious links before you visit them. + Comprehensive Format Support: Seamlessly read standard QR formats, UPC, EAN, Code 39, Data Matrix, Aztec, and more. + Custom Generation: Create personalized QR codes for websites, emails, phone numbers, VCards, Wi-Fi networks, and social media profiles. + Sequential Batch Mode: Scan dozens of items back-to-back without returning to the home screen for maximum productivity. + Local History Vault: Automatically log your scans for easy retrieval, organization, and future reference. Core scanning functionalities are available upon initial download and are offered with a free trial. No payment needed at point of trial initiation. Users wanting continued uninterrupted access to the complete suite of advanced utilities, including unlimited custom creation, batch processing capabilities, and full history management, beyond the trial, will require a premium access upgrade to unlock the app's full functional potential and offered functionalities. Subscription & Legal Information: Access to the full suite of application services, ongoing feature updates, and continuous scanning tools including premium services is governed by standard billing protocols. By electing to upgrade your account status, the application provides access to features via an auto-renewing subscription model. Users may be offered an introductory 3-day free trial period to evaluate the full feature set, after which a standard subscription fee will be charged to the payment method associated with your Apple Account. Subscriptions automatically renew at the same price and duration period unless auto-renewal is turned off at least 24 hours prior to the end of the current billing cycle. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage your subscriptions and turn off auto-renewal at any time by navigating to your Apple Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. By downloading and continuing to use the application, you agree to our standard Terms of Use and Privacy Policy. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use: https://riversideartcompany.com/terms-of-use Privacy Policy: https://riversideartcompany.com/privacy-policy

About

Max Heart Rate Calculator

Features
Read full description

Train Smarter, Not Harder. Stop guessing your workout intensity and start training with precision. Unlock your true potential by understanding your personalized heart rate zones based on advanced scientific formulas. Why Use This App? - ACCURATE ZONES: Automatically calculate your Warm-up, Fat Burn, Aerobic, and Anaerobic zones. - SCIENTIFIC FORMULAS: Choose from multiple authoritative algorithms tailored to your fitness level. - PEAK PERFORMANCE: Ensure every heartbeat counts toward your goals, from weight loss to endurance. - SAFETY FIRST: Know your limits and prevent overtraining or injury. Turn your data into results. Whether you are a runner, a cyclist, or a gym enthusiast, your heart knows the way—now you can too.

Screenshots

QR Code Reader4 screens
Max Heart Rate Calculator1 screens

Verdict

The call

The clearest difference is in-app purchases: Max Heart Rate Calculator at none against QR Code Reader's 2. Max Heart Rate Calculator also leads on ads (none vs shown). QR Code Reader's advantage is update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. QR Code Reader sells 2 in-app purchases, starting at $4.99 per 7 days. Max Heart Rate Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

QR Code Reader ships an update every 3 weeks, Max Heart Rate Calculator every 2 months. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 6 level
QR Code Reader versus Max Heart Rate Calculator: the parameters behind the verdict, then further details
ParameterQR Code ReaderMax Heart Rate Calculator
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS17.0 — better17.6
Further details — not scored
Size15 MB11 MB
Age rating4+4+
DeveloperRiverside Art LLC卿 杨

In-app purchases

2 purchases

QR Code Reader

Subscriptions2
  • Unlock Scan QR Code$4.997 Days
  • Unlock Scan QR Code3 Days trial$9.997 Days
None

Max Heart Rate Calculator

No in-app purchases

Questions

Is QR Code Reader free?
QR Code Reader is free to download, with in-app purchases available.
Is Max Heart Rate Calculator free?
Max Heart Rate Calculator is free to download, with no in-app purchases.
Do QR Code Reader or Max Heart Rate Calculator have ads?
QR Code Reader shows ads; Max Heart Rate Calculator does not.
Which is updated more often, QR Code Reader or Max Heart Rate Calculator?
QR Code Reader ships an update every 3 weeks, and Max Heart Rate Calculator every 2 months. Most recently, QR Code Reader was updated on September 21, 2026 and Max Heart Rate Calculator on September 20, 2026.

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