Comparison

QR Code Inspector Devtools vs HAP Studio

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

Head to head
About

QR Code Inspector Devtools

A straightforward tool for developers to quickly view the decoded content of QR codes. Offers a clean interface for inspecting QR code data, with an option to remove ads via a one-time purchase.

Highlights
  • Inspect QR code content
  • View decoded data
  • Simple interface
  • Ad removal purchase
Features
Read full description

QR Code Inspector for Dev is a minimal tool for developers to quickly inspect what’s inside a QR code. It shows decoded content in a simple view. Ads may be shown; you can remove them with a one-time purchase.

About

HAP Studio

Design and learn about haptics with an intuitive visual editor or AI. Generate custom haptic feedback for apps and export in various formats. Access a library of pre-made haptics and educational content.

Highlights
  • Visual haptic editor
  • AI-generated haptics
  • Lottie JSON import
  • Real-time preview
  • Swift, AHAP, JSON export
  • Haptic library
  • Educational content
Read full description

HAP is a design tool for creating and learning haptics. Create high-quality haptics using an intuitive visual editor or AI—no coding required. ■ Create Haptics Fine-tune intensity, sharpness, and timing with an intuitive visual editor while previewing your haptics in real time. * Fine-tune haptics with a visual editor * Generate haptics from natural language using AI * Generate haptics from Lottie JSON * Preview haptics in real time Export your haptics as **Swift, AHAP, or JSON** and easily integrate them into your app. ■ Use Haptics Access a library of 30 ready-to-use haptics available as a one-time purchase. Use them for buttons, notifications, success and error feedback, and many other common interactions. ■ Learn Haptics Learn the fundamentals of haptic design with educational content covering accessibility, best practices, and common mistakes. ■ Contact & Social Email: hapstudioapp@gmail.com X: https://x.com/HapStudioApp ■ Support Privacy Policy: https://hapstudio.design/en/privacy/ Terms of Service : https://hapstudio.design/en/terms/ EULA:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact: hapstudioapp@gmail.com --- This app is primarily designed and optimized for use on iPhone. Haptic feedback is not available on iPad. To experience the app as intended, we recommend using it on an iPhone.

Screenshots

QR Code Inspector Devtools2 screens
HAP Studio4 screens

Verdict

The call

The clearest difference is in-app purchases: HAP Studio at none against QR Code Inspector Devtools's 1. HAP Studio also leads on ads (none vs shown). QR Code Inspector Devtools's advantage is update cadence (daily vs weekly) and iOS requirement (17.6 vs 26.0). On price, monetization model 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. QR Code Inspector Devtools sells 1 one-off in-app purchase. HAP Studio asks for nothing beyond the download.

UpkeepUpdate frequency

QR Code Inspector Devtools ships an update daily, HAP Studio weekly. Both last shipped on October 28, 2026.

Scorecard4 real differences · 6 level
QR Code Inspector Devtools versus HAP Studio: the parameters behind the verdict, then further details
ParameterQR Code Inspector DevtoolsHAP Studio
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyDaily — betterWeekly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.6 — better26.0
Further details — not scored
Size7 MB22 MB
Age rating4+4+
DeveloperMasahiro SatoYUI ATARASHI

In-app purchases

1 purchases

QR Code Inspector Devtools

One-time1
  • Remove Ads$2.99
None

HAP Studio

No in-app purchases

Questions

Is QR Code Inspector Devtools free?
QR Code Inspector Devtools is free to download, with in-app purchases available.
Is HAP Studio free?
HAP Studio is free to download, with no in-app purchases.
Do QR Code Inspector Devtools or HAP Studio have ads?
QR Code Inspector Devtools shows ads; HAP Studio does not.
Which is updated more often, QR Code Inspector Devtools or HAP Studio?
QR Code Inspector Devtools ships an update daily, and HAP Studio weekly. Most recently, QR Code Inspector Devtools was updated on October 28, 2026 and HAP Studio on October 28, 2026.

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