Comparison

Device ID Check Tool vs IDFA Viewer

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

Head to head
About

Device ID Check Tool

Features
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A lightweight tool for easily checking and sharing your Identifier for Advertisers (IDFA). Perfect for mobile marketers and app developers, IDFA Checker lets you copy your device's identifier with a single tap. Monitor your tracking status simultaneously to help debug and analyze marketing campaigns. Designed with privacy in mind, all data is processed locally on your device without external transmission. This essential tool supports iOS 14+ advertising identifier management requirements for today's privacy-conscious mobile ecosystem.

About

IDFA Viewer

Features
Read full description

Discover every detail of your device! IDFA Viewer is a powerful professional tool designed for developers, tech enthusiasts, and privacy-conscious users. Quickly access complete device information including IDFA advertising identifier, hardware specifications, system status, and network details. Core Features: • IDFA Advertising Identifier - iOS 14.5+ tracking permission support • Device Hardware Info - Model, memory, storage capacity details • System Status Monitoring - Version, build number, timezone info • Screen Technical Parameters - Resolution, scale ratio, dimensions • Network Connection Diagnostics - WiFi, cellular, carrier information • Battery Health Status - Real-time power and charging monitoring • Privacy-First Design - Local processing, no data upload • Multi-language Support - 18 localized language interfaces Professional Tool Features: • One-tap Copy - Quick device info sharing • Real-time Data Updates - Dynamic device status monitoring • Clean Elegant Interface - Professional design, easy to use • Fully Offline Operation - No network connection required • Zero Ad Interference - Pure user experience • Fast Launch - Get device info in seconds Use Cases: • iOS Developers - Test device compatibility • Technical Support - Quick device diagnostics • Privacy Users - Understand device tracking status • System Management - Device information analytics • Tech Enthusiasts - Explore device technical details Privacy Promise: • All data processed locally • No user information collected • No external server connections • Completely transparent permission usage • Complies with Apple privacy policies Continuous Updates: Regular updates support latest iOS versions and device models, ensuring information accuracy and feature completeness. Download now and take control of your device information!

Screenshots

Device ID Check Tool1 screens
IDFA Viewer1 screens

Verdict

The call

The clearest difference is ads: IDFA Viewer at none against Device ID Check Tool's shown. IDFA Viewer also leads on iOS requirement (15.6 vs 18.2). Device ID Check Tool's advantage is update cadence (weekly vs every 9 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Device ID Check Tool ships an update weekly, IDFA Viewer every 9 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

Scorecard3 real differences Ā· 3 level
Device ID Check Tool versus IDFA Viewer: the parameters behind the verdict, then further details
ParameterDevice ID Check ToolIDFA Viewer
PriceFreeFree
Update frequencyWeekly — betterEvery 9 months
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.215.6 — better
Further details — not scored
Size4 MB5 MB
Age rating4+4+
DeveloperMizuki Hoshida翠芬 梁

In-app purchases

None

Device ID Check Tool

No in-app purchases

None

IDFA Viewer

No in-app purchases

Questions

Is Device ID Check Tool free?
Device ID Check Tool is free to download, with no in-app purchases.
Is IDFA Viewer free?
IDFA Viewer is free to download, with no in-app purchases.
Do Device ID Check Tool or IDFA Viewer have ads?
Device ID Check Tool shows ads; IDFA Viewer does not.
Which is updated more often, Device ID Check Tool or IDFA Viewer?
Device ID Check Tool ships an update weekly, and IDFA Viewer every 9 months. Most recently, Device ID Check Tool was updated on September 18, 2026 and IDFA Viewer on September 9, 2026.

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