# PSI OCS vs Ai258

The clearest difference is in-app purchases: PSI OCS at none against Ai258's 15. PSI OCS also leads on ads (none vs shown) and ratings volume (18 vs 4). Ai258's advantage is update cadence (every 2 weeks vs every 2 months) and review sentiment (18% vs 0%). On price, rating and device support there is nothing between them.

Both are free to download. Ai258 sells 10 one-off in-app purchases. PSI OCS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for PSI OCS against 4.0 for Ai258. Both are backed by a comparable volume of ratings — 18 and 4 respectively. Written reviews are what separate them: 0% of PSI OCS's written reviews are positive against 18% of Ai258's.

PSI OCS ships an update every 2 months, Ai258 every 2 weeks. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PSI OCS | Ai258 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (18 ratings)](https://appshunter.io/ios/app/psi-ocs/id1095604732/reviews) | [4.0 (4 ratings)](https://appshunter.io/ios/app/ai258/id1567494871/reviews) |
| Number of ratings | **18** | 4 |
| Positive reviews | 0.0% of reviews | **17.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 52 MB | 512 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SOFTTECH NETWORK COMPANY LIMITED](https://appshunter.io/developer/1095604731) | [Sentai(shenzhen) Technology Co., Ltd](https://appshunter.io/developer/1567494873) |

## What reviewers say

### PSI OCS

[App page](https://appshunter.io/ios/app/psi-ocs/id1095604732)

This app enhances network communication for remote viewing and data transmission. It effectively resolves dynamic IP and no public IP issues in various network environments, offering improved performance over similar solutions.

**Highlights:** New transmission system, Large server network, Improved connection rate, Faster transmission speed, Solves dynamic IP issues, Solves no public IP issues, Uses CDN technology

**Features:** macOS Compatibility

**In-app purchases:** none


### Ai258

[App page](https://appshunter.io/ios/app/ai258/id1567494871)

This mobile application provides all-weather monitoring capabilities for your devices. It supports essential functions like live preview and playback of recorded footage. Download it to enhance your monitoring experience.

**Highlights:** All-weather monitoring, Live preview, Playback functionality, Mobile terminal support

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 腾讯云-广州\|9天存储\|30天服务\|移动侦测录像\|1通道 | $1.99 | one-time |
| 4-day alarm video 30-days | $3.99 | one-time |
| 腾讯云-广州\|9天存储\|90天服务\|移动侦测录像\|1通道 | $5.99 | one-time |
| 腾讯云-广州\|9天存储\|180天服务\|移动侦测录像\|1通道 | $9.99 | one-time |
| 29-day alarm video 30-day | $17.99 | one-time |
| 腾讯云-广州\|9天存储\|360天服务\|移动侦测录像\|1通道 | $19.99 | one-time |
| 29-day full video 30-day | $24.99 | one-time |
| 9-day full video 360-days | $94.99 | one-time |
| 29-day alarm video 360-day | $179.99 | one-time |
| 29-day full video 360-day | $349.99 | one-time |


## Frequently asked questions

### Is PSI OCS free?

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

### Is Ai258 free?

Ai258 is free to download, with in-app purchases available.

### Which has better reviews, PSI OCS or Ai258?

PSI OCS and Ai258 are both rated 4.0 out of 5 on the App Store, from 18 and 4 ratings respectively.

### Do PSI OCS or Ai258 have ads?

Ai258 shows ads; PSI OCS does not.

### Which is updated more often, PSI OCS or Ai258?

PSI OCS ships an update every 2 months, and Ai258 every 2 weeks. Most recently, PSI OCS was updated on October 24, 2026 and Ai258 on October 3, 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.*