IDFA & Device Info Viewer vs NotifyMeWhen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IDFA & Device Info Viewer
Access your device's advertising ID (IDFA) and detailed technical specifications. View, copy, and share system information like model, OS, and storage. Designed for developers and curious users, it offers advanced insights through rewarded videos.
- View and copy IDFA
- Access system details (model, OS, resolution, battery)
- Unlock extended info (IDFV, region, time zone, storage, memory, CPU)
- Export or share data
- No logins or clutter
- Advanced insights via rewarded video
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IDFA & Info Checker helps you quickly access your iOS device's advertising ID (IDFA) and technical specs. Whether you're a developer, tester, or just curious, this app gives you everything you need: View and copy your IDFA Get system details (model, OS, resolution, battery) Unlock extended info like IDFV, region, time zone, storage, memory, CPU Export or share your data easily Designed for simplicity — no logins, no clutter Advanced insights are available via rewarded video. Built for developers. Useful for everyone.
NotifyMeWhen
This app sends personalized alerts when specific conditions you define are met. It allows you to monitor anything from price drops to product availability, notifying you instantly with evidence. Set it and forget it, and never miss an important update again.
- Customizable alert conditions
- Instant notifications with evidence
- Smart background monitoring
- Simple and intuitive setup
- Price and availability tracking
- Scheduled check intervals
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Never miss what matters. NotifyMeWhen sends you alerts exactly when your conditions are met. KEY FEATURES: - Custom Conditions: Define exactly what triggers your notifications in plain English - Instant Alerts: Get notified the moment conditions are satisfied, with evidence - Smart Monitoring: Set it and forget it - we watch so you don't have to - Simple Setup: Create alerts in seconds with an intuitive interface HOW IT WORKS: 1. Choose what you want to monitor (e.g., "MacBook Pro drops below $1,800") 2. Set your check schedule (hourly, daily, weekly, or custom) 3. Get notified with links and evidence when conditions are met Whether you're tracking prices, waiting for availability, or monitoring any condition that matters to you - NotifyMeWhen has you covered. SUBSCRIPTION: NotifyMeWhen Pro unlocks unlimited alerts and premium features: - Pro Monthly: $4.99/month after a 14-day free trial - Pro Yearly: $39.99/year after a 14-day free trial Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Terms of Use: https://xavierengineering.com/notifymewhen/terms Privacy Policy: https://xavierengineering.com/notifymewhen/privacy Download now and never miss another opportunity.
Screenshots
Verdict
The clearest difference is in-app purchases: IDFA & Device Info Viewer at none against NotifyMeWhen's 2. NotifyMeWhen's advantage is ads (none vs shown). On price, rating, ratings volume and update cadence 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
Both are free to download. NotifyMeWhen sells 2 in-app purchases, starting at $2.99 per month. IDFA & Device Info Viewer asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for IDFA & Device Info Viewer against 5.0 for NotifyMeWhen. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
IDFA & Device Info Viewer ships an update every 3 weeks, NotifyMeWhen every 10 days. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | IDFA & Device Info Viewer | NotifyMeWhen |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 weeks | Every 10 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 17 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Rodrigo Belloso | Lambert Francis |
In-app purchases
IDFA & Device Info Viewer
No in-app purchases
NotifyMeWhen
- Pro Monthly14 Days trial$2.991 Month
- Pro Yearly14 Days trial$24.991 Year
Questions
Is IDFA & Device Info Viewer free?
Is NotifyMeWhen free?
Which has better reviews, IDFA & Device Info Viewer or NotifyMeWhen?
Do IDFA & Device Info Viewer or NotifyMeWhen have ads?
Which is updated more often, IDFA & Device Info Viewer or NotifyMeWhen?
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