# VNPT SmartCA vs CSKH BWACO

The clearest difference is update cadence: CSKH BWACO at every 5 days against VNPT SmartCA's every 4 weeks. VNPT SmartCA's advantage is iOS requirement (13.0 vs 15.1). On price, review sentiment, 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.

VNPT SmartCA ships an update every 4 weeks, CSKH BWACO every 5 days. The most recent releases landed on September 12, 2026 and August 9, 2026 respectively.

## The numbers

| Metric | VNPT SmartCA | CSKH BWACO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (20 ratings)](https://appshunter.io/ios/app/vnpt-smartca/id1540522462/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | **44.6% of reviews** | 41.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Monetization | Free | Free |
| Size | 122 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vietnam Posts and Telecommunications Group](https://appshunter.io/developer/1215567249) | [BARIA - VUNGTAU WATER SUPPLY JOINT STOCK COMPANY](https://appshunter.io/developer/1740075634) |

## What reviewers say

### VNPT SmartCA

[App page](https://appshunter.io/ios/app/vnpt-smartca/id1540522462)

This app provides a secure and efficient remote digital signing solution, allowing users to manage and execute digital signatures directly from their mobile devices. It offers features like online account registration, unlimited signing capabilities, and transaction tracking for a comprehensive digital signing experience.

**Highlights:** Online account registration with eKYC, Unlimited digital signing, Manage multiple certificates on one device, Online certificate registration and renewal, Sign, receive, and share files, Track digital signing transactions

**In-app purchases:** none


### CSKH BWACO

[App page](https://appshunter.io/ios/app/cskh-bwaco/id6483253473)

This app provides customer support for water supply services. Customers can view and download bills, report issues, register for new meters, and receive important notifications. It also features an AI chatbot for quick answers to common queries.

**Highlights:** View and download water bills, Report water supply issues, Register for new water meters, AI-powered chatbot support, Receive service notifications, Submit customer inquiries

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

**In-app purchases:** none


## Frequently asked questions

### Is VNPT SmartCA free?

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

### Is CSKH BWACO free?

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

### Do VNPT SmartCA or CSKH BWACO have ads?

Neither VNPT SmartCA nor CSKH BWACO shows ads.

### Which is updated more often, VNPT SmartCA or CSKH BWACO?

VNPT SmartCA ships an update every 4 weeks, and CSKH BWACO every 5 days. Most recently, VNPT SmartCA was updated on September 12, 2026 and CSKH BWACO on August 9, 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.*