# Mobile Number Details Tracker vs Three9x

The clearest difference is in-app purchases: Three9x at none against Mobile Number Details Tracker's 5. Three9x also leads on ads (none vs shown). Mobile Number Details Tracker's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Mobile Number Details Tracker sells 5 one-off in-app purchases. Three9x asks for nothing beyond the download.

Mobile Number Details Tracker ships an update every 2 months, Three9x every 5 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mobile Number Details Tracker | Three9x |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/mobile-number-details-tracker/id1102774990/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 496 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aditya Neelkanth](https://appshunter.io/developer/1071406552) | [THREE9X (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/6782750724) |

## What reviewers say

### Mobile Number Details Tracker

[App page](https://appshunter.io/ios/app/mobile-number-details-tracker/id1102774990)

Track friends in real-time or get operator and network details for any mobile number worldwide. This app answers phone number queries, showing last known locations and caller information.

**Highlights:** Real-time friend tracking, Worldwide network operator details, Last known location tracking, Caller identification, ISD and STD code lookup, Contact list integration, 3D Google Maps integration

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Private Search | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Unlimited Search Queries | $1.99 | one-time |
| Unlock Notification Number | $1.99 | one-time |
| Full Combo Package | $4.99 | one-time |


### Three9x

[App page](https://appshunter.io/ios/app/three9x/id6782750722)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Number Details Tracker free?

Mobile Number Details Tracker is free to download, with in-app purchases available.

### Is Three9x free?

Three9x is free to download, with no in-app purchases.

### Do Mobile Number Details Tracker or Three9x have ads?

Mobile Number Details Tracker shows ads; Three9x does not.

### Which is updated more often, Mobile Number Details Tracker or Three9x?

Mobile Number Details Tracker ships an update every 2 months, and Three9x every 5 weeks. Most recently, Mobile Number Details Tracker was updated on October 24, 2026 and Three9x on October 25, 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.*