# HongsaEIS vs Wolf Approve

The clearest difference is update cadence: Wolf Approve at weekly against HongsaEIS's every 6 weeks. HongsaEIS's advantage is iOS requirement (12.0 vs 15.0). 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.

HongsaEIS ships an update every 6 weeks, Wolf Approve weekly. The most recent releases landed on November 2, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | HongsaEIS | Wolf Approve |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hongsaeis/id1179272725/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 31 MB | 34 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASIA ENERGY TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1139680182) | [TECHCONS BIZ COMPANY LIMITED](https://appshunter.io/developer/1336818365) |

## What reviewers say

### HongsaEIS

[App page](https://appshunter.io/ios/app/hongsaeis/id1179272725)

This application displays real-time operational data from the Hongsa mine-mouth power plant. Information is updated every 30 seconds, providing users with current plant status.

**Highlights:** Real-time data display, OPC server integration, Data updates every 30 seconds

**Features:** macOS Compatibility

**In-app purchases:** none


### Wolf Approve

[App page](https://appshunter.io/ios/app/wolf-approve/id1336818366)

**In-app purchases:** none


## Frequently asked questions

### Is HongsaEIS free?

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

### Is Wolf Approve free?

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

### Do HongsaEIS or Wolf Approve have ads?

Neither HongsaEIS nor Wolf Approve shows ads.

### Which is updated more often, HongsaEIS or Wolf Approve?

HongsaEIS ships an update every 6 weeks, and Wolf Approve weekly. Most recently, HongsaEIS was updated on November 2, 2026 and Wolf Approve on October 26, 2026.

---

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