Comparison

WALT Calculator vs QuickScan Pro

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

Head to head
About

WALT Calculator

This utility app offers a suite of specialized calculators for weather, location, and target-related computations. Features include density altitude, field elevation, geographic coordinate conversion, distance calculation, and a target calculator for shooting sports.

Highlights
  • Density Altitude Calculator
  • Field Elevation Calculator
  • Geographic Coordinates Converter
  • Geographic Distance Calculator
  • Target Calculator
Features
Read full description

WALT Calculator is a toolbox containing many useful weather, location, and target related computations. WALT: Weather, Altitude, Lat/Long, Target Features: 1. Density Altitude Calculator Great for pilots, shooters, or weather enthusiasts, the WALT's density altitude calculator can provide a useful meteorological metric for comparing performance in differing weather conditions. For devices with a pressure sensor (iPhone 6 and later), DA can be automatically calculated from the device's own pressure sensor. 2. Field Elevation Calculator Know the ambient/station pressure and the alimeter setting/barometric pressure? Calculate your elevation above mean sea level with this calculator. Know your elevation but not your ambient pressure? With the field elevation calculator, you can calculate any of these three metrics! 3. Geographic Coordinates Converter Convert a geographic location from degrees, minutes, and seconds into decimal degrees, decimal minutes, or UTM. 4. Geographic Distance Calculator Find the distance between two points on the globe, given a set of geographic coordinates. 5. Target Calculator Designed primarily for shooting sports, the target calculator can compute distance to target, given target size and angle. Or target size, given target distance and size. This is a great complement to a mildot or MOA reticle optic.

About

QuickScan Pro

Features
Read full description

Main features Fast scanning: Read QR codes instantly with one touch. Supports a variety of QR codes: Supports various types of QR codes, including URLs, text, contact information, and Wi-Fi connection information. History management: Scanned QR codes are automatically saved for easy access at any time. Share function: Scanned results can be shared on social media or by email. Safety and security: You can check the contents of the QR code before scanning, preventing phishing and access to fraudulent sites. How to use Launch the app. Simply point the camera at the QR code and the scan will start automatically. The scan results will be displayed, and you can check the details or share them. Recommended points Simple design: Adopts an intuitive and easy-to-use interface. High-precision recognition ability: Equipped with the latest image processing technology, it recognizes QR codes with high accuracy. Privacy protection: No data obtained within the app will be transmitted to the outside. Download QuickScan Pro and make your life more convenient and smarter! Supported devices: iPhone and iPad running iOS 12.0 or later. Price: Free (with ads). Experience a new era of QR code scanning with QuickScan Pro!

Screenshots

WALT Calculator3 screens
QuickScan Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: WALT Calculator at none against QuickScan Pro's 1. WALT Calculator also leads on ads (none vs shown) and iOS requirement (8.0 vs 14.0). QuickScan Pro's advantage is update cadence (every 3 days vs every 3 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. QuickScan Pro sells 1 in-app purchase, starting at $0.99 per month. WALT Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

WALT Calculator ships an update every 3 months, QuickScan Pro every 3 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 6 level
WALT Calculator versus QuickScan Pro: the parameters behind the verdict, then further details
ParameterWALT CalculatorQuickScan Pro
PriceFreeFree
Rating4.0 (4 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 3 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better14.0
Further details — not scored
Size14 MB15 MB
Age rating4+4+
DeveloperJeff McClayMoca LLC

In-app purchases

None

WALT Calculator

No in-app purchases

1 purchases

QuickScan Pro

Subscriptions1
  • Pro$0.991 Month

Questions

Is WALT Calculator free?
WALT Calculator is free to download, with no in-app purchases.
Is QuickScan Pro free?
QuickScan Pro is free to download, with in-app purchases available.
Do WALT Calculator or QuickScan Pro have ads?
QuickScan Pro shows ads; WALT Calculator does not.
Which is updated more often, WALT Calculator or QuickScan Pro?
WALT Calculator ships an update every 3 months, and QuickScan Pro every 3 days. Most recently, WALT Calculator was updated on October 5, 2026 and QuickScan Pro on October 6, 2026.

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