# Zalo vs CSKH EVNSPC

The clearest difference is in-app purchases: CSKH EVNSPC at none against Zalo's 23. CSKH EVNSPC also leads on ads (none vs shown). Zalo's advantage is update cadence (every 10 days vs every 2 months) and ratings volume (8.4K vs 87). On price, rating, review sentiment and device support there is nothing between them.

Both are free to download. Zalo sells 20 in-app purchases, starting at $0.99 per month. CSKH EVNSPC asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 2.1 for Zalo against 2.1 for CSKH EVNSPC. That said, the two scores are not equally well evidenced: Zalo has 8.4K ratings behind it against 87, so its average is the more settled of the two. Written reviews are what separate them: 6% of Zalo's written reviews are positive against 5% of CSKH EVNSPC's.

Zalo ships an update every 10 days, CSKH EVNSPC every 2 months. The most recent releases landed on September 24, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Zalo | CSKH EVNSPC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (8.4K ratings)](https://appshunter.io/ios/app/zalo/id579523206/reviews) | [2.1 (87 ratings)](https://appshunter.io/ios/app/cskh-evnspc/id1176373349/reviews) |
| Number of ratings | **8.4K** | 87 |
| Positive reviews | **6.4% of reviews** | 4.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#145** | — |
| Size | 274 MB | 14 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Zalo Group](https://appshunter.io/developer/822220029) | [Southern Power Corporation Contact Center](https://appshunter.io/developer/1176032527) |

## What reviewers say

### Zalo

[App page](https://appshunter.io/ios/app/zalo/id579523206)

**Currently charting:** #145 Top Free · Social Networking (US App Store)

This messaging app offers fast and private communication with friends. Send text, voice, and group messages, share your location, and discover new people nearby. It also allows for in-app games and expressive emoticons.

**Highlights:** Fast messaging with instant notifications, Expressive emoticons and stickers, High-quality voice messaging, Discover and connect with nearby friends, Easy group messaging, In-app games, Location sharing

**Features:** Siri integration

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| zCloud Mini | $0.99 | per month |
| zStyle - 1 Month | $0.99 | per month |
| zStyle - 1 Month | $0.99 | per month |
| zStyle - 6 Months | $3.99 | per 6 months |
| zStyle - Annual | $5.99 | per year |
| zStyle - 12 Months | $6.99 | per year |
| zStyle - 12 Months | $6.99 | per year |
| zCloud Mini | $9.99 | per year |
| Pro 1 month | $9.99 | per month |
| zCloud Standard | $22.99 | per year |
| zCloud Standard | $24.99 | per year |
| zCloud Family | $79.99 | per year |
| Pro 12 months | $99.99 | per year |
| Pro 12 months | $99.99 | per year |
| Sticker zStyle - 29K | $0.99 | one-time |
| Sticker zStyle - 9K | $0.99 | one-time |
| Sticker zStyle - 19K | $0.99 | one-time |
| Gift zStyle - 3M | $1.99 | one-time |
| Gift zStyle - 6M | $2.99 | one-time |
| Gift zStyle - 12M | $5.99 | one-time |

**What reviewers like**

- 👍 Convenient messaging
- 🚀 Good call quality
- 💡 Customizable features

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔒 Privacy and security concerns
- 🔋 High data and battery usage
- ⚠️ Difficult account recovery

**Reported bugs**

- Unable to receive verification codes
- Inconsistent performance on different devices
- Deleted accounts and lost data
- Unreliable video/audio calls

**Requested features**

- Ability to use on multiple devices simultaneously
- Improved cloud sync and backup
- Better translation and language support
- Option to disable unwanted notifications


### CSKH EVNSPC

[App page](https://appshunter.io/ios/app/cskh-evnspc/id1176373349)

This app provides 24/7 customer care for electricity services. Users can view meter readings, bills, payment history, and receive notifications about power outages and billing. It also facilitates online bill payments, downloading e-invoices, and managing customer information.

**Highlights:** View meter readings and electricity bills, Receive outage and billing notifications, Online electricity bill payment, Download electronic invoices, Find payment locations and electricity prices, Manage customer information and contracts, Register for new electricity services

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

**In-app purchases:** none


## Frequently asked questions

### Is Zalo free?

Zalo is free to download, with in-app purchases available.

### Is CSKH EVNSPC free?

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

### Which has better reviews, Zalo or CSKH EVNSPC?

Zalo and CSKH EVNSPC are both rated 2.1 out of 5 on the App Store, from 8.4K and 87 ratings respectively.

### Do Zalo or CSKH EVNSPC have ads?

Zalo shows ads; CSKH EVNSPC does not.

### Which is updated more often, Zalo or CSKH EVNSPC?

Zalo ships an update every 10 days, and CSKH EVNSPC every 2 months. Most recently, Zalo was updated on September 24, 2026 and CSKH EVNSPC on September 20, 2026.

---

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