IDFA確認 vs oIDFA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IDFA確認
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Main Features: - Allows you to check the IDFA (Identifier for Advertisers) on iOS devices.
oIDFA
This utility app quickly displays and copies your device's Identifier for Advertisers (IDFA). It also allows you to check your device's tracking status, showing the IDFA as all zeros if tracking is restricted.
- Instant IDFA display
- One-tap copy to clipboard
- Tracking status verification
- Minimalist UI
- Automatic IDFA fetching
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oIDFA — Simple IDFA Viewer & Copier oIDFA is a minimalist utility designed for developers and marketers to effortlessly check and copy their device’s Identifier for Advertisers (IDFA). [Key Features] Instant IDFA Display: Automatically fetch and display your current IDFA the moment you open the app. One-Tap Copy: Copy the displayed IDFA to your clipboard with a single button press. Tracking Status Verification: Easily check if App Tracking is permitted on your device. (Note: IDFA will appear as all zeros if tracking is restricted.) [Ideal For] App Developers & Marketers: Streamline your workflow during development and testing. Ad Tech Testing: Perfect for verifying mobile ad delivery and SDK implementations. Quick Identification: For anyone who needs to know their device’s IDFA fast and smart. Designed with an ultra-minimalist UI to eliminate friction and boost your productivity.
Screenshots
Verdict
IDFA確認 and oIDFA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
IDFA確認 ships an update fortnightly, oIDFA monthly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.
| Parameter | IDFA確認 | oIDFA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Monthly |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 22 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Hiroyuki Kajiki | Shion Washida |
In-app purchases
IDFA確認
No in-app purchases
oIDFA
No in-app purchases
