# B vs NumberBox

The clearest difference is rating: B at 5.0 against NumberBox's 4.5. NumberBox's advantage is ratings volume (465 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

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

B holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: NumberBox has 465 ratings behind it against 2, so its average is the more settled of the two.

B ships an update every 3 weeks, NumberBox monthly. The most recent releases landed on June 4, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | B | NumberBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/b-calculator/id6465696353/reviews)** | [4.5 (465 ratings)](https://appshunter.io/ios/app/numberboxcallerid/id6560113660/reviews) |
| Number of ratings | 2 | **465** |
| Positive reviews | — | 59.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 44 MB | 27 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bahare Salehnia](https://appshunter.io/developer/1691747038) | [Marvan Salemi](https://appshunter.io/developer/1758495643) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-calculator/id6465696353)

This app offers advanced calculation capabilities, including basic, scientific, and complex math functions. It features a history log to review, reuse, or share past calculations, all within a secure and user-friendly interface. Users can also customize themes and layouts.

**Highlights:** Advanced calculations (basic, scientific, complex), Calculation history log, Privacy and security focused, User-friendly interface, Customizable themes and layouts

**Features:** macOS Compatibility

**In-app purchases:** none


### NumberBox

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

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


## Frequently asked questions

### Is B free?

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

### Is NumberBox free?

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

### Which has better reviews, B or NumberBox?

B is rated higher. B averages 5.0 out of 5 from 2 ratings, while NumberBox averages 4.5 from 465 ratings.

### Do B or NumberBox have ads?

Neither B nor NumberBox shows ads.

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

B ships an update every 3 weeks, and NumberBox monthly. Most recently, B was updated on June 4, 2026 and NumberBox on September 22, 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.*