# Bkav Pro Mobile vs Số Lạ

The clearest difference is review sentiment: Số Lạ at 71% against Bkav Pro Mobile's 22%. Bkav Pro Mobile's advantage is iOS requirement (13.0 vs 15.1). 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bkav Pro Mobile | Số Lạ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (18 ratings)](https://appshunter.io/ios/app/so-la/id6462660717/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | 21.6% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 30 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bkav Corporation](https://appshunter.io/developer/532814714) | [Tuan Anh Vu](https://appshunter.io/developer/398453365) |

## What reviewers say

### Bkav Pro Mobile

[App page](https://appshunter.io/ios/app/bkav-pro-mobile/id580725506)

This utility app helps you block unwanted spam messages and calls with a smart filter that achieves up to 100% accuracy. You can block based on phone numbers or keywords within message content. It also offers quick backup and recovery for your contacts.

**Highlights:** Spam message and call blocking, Smart filter for 100% spam accuracy, Block by phone number, Block by keyword, Contact backup and recovery

**In-app purchases:** none


### Số Lạ

[App page](https://appshunter.io/ios/app/so-la/id6462660717)

This app identifies spam calls and displays caller ID, featuring a large blacklist of unwanted callers. It also provides a comprehensive directory of Vietnamese businesses and individuals, and allows reporting of fraudulent bank accounts. Enhanced features are available for newer iOS versions.

**Highlights:** Spam call identification, Caller ID display, Extensive blacklist, Vietnamese business directory, Fraudulent bank account reporting, Live Caller ID Lookup (iOS 18+)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bkav Pro Mobile free?

Bkav Pro Mobile is free to download, with no in-app purchases.

### Is Số Lạ free?

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

### Do Bkav Pro Mobile or Số Lạ have ads?

Neither Bkav Pro Mobile nor Số Lạ shows ads.

### Which is updated more often, Bkav Pro Mobile or Số Lạ?

Bkav Pro Mobile ships an update every 6 weeks, and Số Lạ every 6 weeks. Most recently, Bkav Pro Mobile was updated on October 23, 2026 and Số Lạ on October 24, 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.*