# NumberBox vs NetMaster

The clearest difference is update cadence: NetMaster at every 2 days against NumberBox's every 2 months. NumberBox's advantage is chart position (#31 vs unranked) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NumberBox ships an update every 2 months, NetMaster every 2 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | NumberBox | NetMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (547 ratings)](https://appshunter.io/ios/app/numberboxcallerid/id6560113660/reviews)** | — |
| Number of ratings | **547** | — |
| Positive reviews | 61.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Best chart rank | **#31** | — |
| Size | 27 MB | 10 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Marvan Salemi](https://appshunter.io/developer/1758495643) | [Jack Richmond](https://appshunter.io/developer/1895145011) |

## What reviewers say

### NumberBox

[App page](https://appshunter.io/ios/app/numberboxcallerid/id6560113660)

**Currently charting:** #31 Top Free · Utilities (US App Store)

This app helps you identify unwanted calls by allowing users to report and tag spam or telemarketing numbers. All submissions are anonymous and help build a community-driven database to protect users from potential scams.

**Highlights:** Voluntarily report unwanted numbers, Manually add tags to phone numbers, Identify spam and telemarketing calls, Anonymous tag submissions, Privacy-focused data policy, In-app support

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

**In-app purchases:** none

**What reviewers like**

- 🎯 Effective at identifying unknown numbers
- ⚡ Fast and practical performance
- 📱 User-friendly interface
- 💪 Comprehensive caller ID database
- 👍 Reliable identification results

**What reviewers complain about**

- 🔒 Serious privacy violations and data sharing without consent
- 🚫 Non-functional after recent updates
- 📵 Doesn't work anymore for core functionality
- ❌ Poor customer support and unresponsive to requests
- ⚠️ Inaccurate identification - shows wrong names

**Reported bugs**

- App stopped working after latest update
- Unable to identify any numbers despite core function
- Update installation failures
- Incorrect name matching for phone numbers
- App displays personal information without user consent

**Requested features**

- Offline functionality
- Location information display
- Anonymous call profile display
- Expanded database for specific regions (Yemen)
- Expanded number database


### NetMaster

[App page](https://appshunter.io/ios/app/netmaster-network-tester/id6794435820)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NumberBox free?

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

### Is NetMaster free?

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

### Do NumberBox or NetMaster have ads?

Neither NumberBox nor NetMaster shows ads.

### Which is updated more often, NumberBox or NetMaster?

NumberBox ships an update every 2 months, and NetMaster every 2 days. Most recently, NumberBox was updated on October 16, 2026 and NetMaster on October 8, 2026.

---

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