IDFA vs IDFA Viewer
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
IDFA
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Get your device's Identifier for Advertisers and system info. What is IDFA? The IDFA (Identifier for Advertisers) is a unique, random identifier assigned by Apple to your device. It's used to: ⢠Track user behaviour across apps and websites ⢠Measure ad campaign effectiveness ⢠Deliver personalised advertising
IDFA Viewer
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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
Verdict
The clearest difference is ads: IDFA Viewer at none against IDFA's shown. IDFA Viewer also leads on iOS requirement (15.6 vs 18). IDFA's advantage is update cadence (every 3 days 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IDFA ships an update every 3 days, IDFA Viewer every 9 months. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.
| Parameter | IDFA | IDFA Viewer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days ā better | Every 9 months |
| Ads | Yes | No ā better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod ā better |
| Requires iOS | 18 | 15.6 ā better |
| Further details ā not scored | ||
| Size | 9 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Paul Thornton | ēæ č¬ ę¢ |
In-app purchases
IDFA
No in-app purchases
IDFA Viewer
No in-app purchases







