# Mandela Effect Library vs IDFA

The clearest difference is price: IDFA at Free against Mandela Effect Library's $1.99. IDFA also leads on in-app purchases (none vs 2) and update cadence (every 2 days vs every 3 months). On ads and device support there is nothing between them.

IDFA is free to download; Mandela Effect Library costs $1.99 up front. Mandela Effect Library sells 2 in-app purchases, starting at $0.99 per month. IDFA asks for nothing beyond the download.

Mandela Effect Library ships an update every 3 months, IDFA every 2 days. The most recent releases landed on September 8, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Mandela Effect Library | IDFA |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[3.3 (9 ratings)](https://appshunter.io/ios/app/idfa-find-my-idfa/id1538077919/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | — | Free |
| Size | 43 MB | 17 MB |
| Requires iOS | 16.4 | **10.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Frascona](https://appshunter.io/developer/1454433888) | [Markus Wu](https://appshunter.io/developer/993411378) |

## What reviewers say

### Mandela Effect Library

[App page](https://appshunter.io/ios/app/mandela-effect-library/id1489901521)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |
| mandela_premium_yearly | $9.99 | per year |


### IDFA

[App page](https://appshunter.io/ios/app/idfa-find-my-idfa/id1538077919)

Easily discover your device's Identifier for Advertisers (IDFA) and Identifier for Vendor (IDFV). This straightforward utility provides quick access to these unique device identifiers.

**Highlights:** Find IDFA, Find IDFV, Simple interface, Easy to use

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mandela Effect Library free?

Mandela Effect Library costs $1.99, and also offers in-app purchases.

### Is IDFA free?

IDFA is free to download, with no in-app purchases.

### Do Mandela Effect Library or IDFA have ads?

Neither Mandela Effect Library nor IDFA shows ads.

### Which is updated more often, Mandela Effect Library or IDFA?

Mandela Effect Library ships an update every 3 months, and IDFA every 2 days. Most recently, Mandela Effect Library was updated on September 8, 2026 and IDFA on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*