Comparison

QAS vs ScanTool

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

Head to head
About

QAS

Control up to 8 speakers individually on your iPhone or iPad to play music from your library or online streaming services. Enjoy synchronized music across multiple rooms or play different songs in each.

Highlights
  • Individual speaker control
  • Multiroom audio synchronization
  • Music library playback
  • Online streaming service integration
  • Control up to 8 speakers
Features
Read full description

Per iPhone u. iPad steuern Sie auf bis zu 8 Lautsprechern individuell, was Sie hören. Neben Ihrer Musik-Bibliothek genießen Sie auf Wunsch auch Musik von verschiedenen Online-Streaming-Diensten. Statten Sie Wohnzimmer, Schlafzimmer, Küche und weitere Räume mit jeweils eigenen Lautsprechern aus. Schon hören Sie aus allen Räumen synchron Ihre Lieblingsmusik. Oder aus jedem Raum einen anderen Song. Multiroom macht's möglich!

About

ScanTool

Easily scan QR codes and barcodes to access stored information, connect with others, and quickly retrieve links or contact details. Store photos, WiFi credentials, and more for convenient access and sharing.

Highlights
  • QR code scanning
  • Barcode scanning
  • Store contact information
  • Store WiFi connections
  • Store photos
  • Store email contents
  • Store homepage links
Features
Read full description

QR Code Scanning Query Content Barcode Scanning Enquire Products - QR codes can store a large amount of data - You can store your photos - You can store your contact information - You can store WiFi connections - You can scan QR codes to add each other's contact information and make friends - You can store your appointments - You can store the contents of an email for easy sharing - You can store a phone SMS for quick sending - You can store a homepage link for easy access and follow-up ###Auto-Renewable Subscription Statement### ● Payment will be charged to your iTunes account upon confirmation of purchase and at the beginning of each renewal term. ● Renewal: Your Apple iTunes account will be charged within 24 hours prior to the expiration, and the subscription period will be extended for another cycle upon successful payment. ● Canceling Renewal: You can cancel your subscription or trial at any time by going to your iTunes account settings and canceling your subscription. Otherwise, it will be automatically renewed. This must be done 24 hours before the end of the trial period or any subscription period to avoid being charged. Subscriptions that include trial periods will automatically renew as paid subscriptions. ● Subscriptions can be managed by the user, and auto-renewal can be turned off in the user's account settings after purchase. ● Privacy Policy: https://1186001989.lofter.com/post/76f8691c_2b88c7289 ● Payment Agreement: https://1186001989.lofter.com/post/76f8691c_2b88ea71f Feedback: -- If your issue is still unresolved, you can further feedback to the customer service email: code826@163.com

Screenshots

QAS2 screens
ScanTool3 screens

Verdict

The call

The clearest difference is in-app purchases: QAS at none against ScanTool's 4. QAS also leads on iOS requirement (10.0 vs 14.0). ScanTool's advantage is update cadence (every 6 days vs every 13 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ScanTool sells 4 in-app purchases, starting at $5.99 per 7 days. QAS asks for nothing beyond the download.

UpkeepUpdate frequency

QAS ships an update every 13 months, ScanTool every 6 days. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 6 level
QAS versus ScanTool: the parameters behind the verdict, then further details
ParameterQASScanTool
PriceFreeFree
Rating—4.0 (1 ratings) — better
Positive reviews14.3% of reviews—
Number of ratings—1 — better
Update frequencyEvery 13 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.0 — better14.0
Further details — not scored
Size146 MB5 MB
Age rating4+17+
DeveloperPEARL. GmbH长青 谭

Customer experience

QAS

Written reviews7 reviews
Positive14.3%
Neutral0.0%
Negative85.7%

ScanTool

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

QAS

No in-app purchases

4 purchases

ScanTool

Subscriptions3
  • 1 Weekly Pro$5.997 Days
  • 1 Monthly Pro$19.991 Month
  • 1 Annualy Pro$99.991 Year
One-time1
  • A cup of Coffee$0.99

Questions

Is QAS free?
QAS is free to download, with no in-app purchases.
Is ScanTool free?
ScanTool is free to download, with in-app purchases available.
Do QAS or ScanTool have ads?
Neither QAS nor ScanTool shows ads.
Which is updated more often, QAS or ScanTool?
QAS ships an update every 13 months, and ScanTool every 6 days. Most recently, QAS was updated on September 29, 2026 and ScanTool on September 30, 2026.

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