# KR PSC ADVISER vs Class surveyor

The clearest difference is update cadence: KR PSC ADVISER at every 3 months against Class surveyor's every 7 months. Class surveyor's advantage is iOS requirement (11.0 vs 14.4). 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.

KR PSC ADVISER ships an update every 3 months, Class surveyor every 7 months. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | KR PSC ADVISER | Class surveyor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 29 MB | 58 MB |
| Requires iOS | 14.4 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Korean Register](https://appshunter.io/developer/600805564) | [OLEKSANDR IZERGIN](https://appshunter.io/developer/1678396126) |

## What reviewers say

### KR PSC ADVISER

[App page](https://appshunter.io/ios/app/kr-psc-adviser/id1660497283)

**Features:** macOS Compatibility

**In-app purchases:** none


### Class surveyor

[App page](https://appshunter.io/ios/app/class-surveyor/id6450609017)

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

**In-app purchases:** none


## Frequently asked questions

### Is KR PSC ADVISER free?

KR PSC ADVISER is free to download, with no in-app purchases.

### Is Class surveyor free?

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

### Do KR PSC ADVISER or Class surveyor have ads?

Neither KR PSC ADVISER nor Class surveyor shows ads.

### Which is updated more often, KR PSC ADVISER or Class surveyor?

KR PSC ADVISER ships an update every 3 months, and Class surveyor every 7 months. Most recently, KR PSC ADVISER was updated on September 9, 2026 and Class surveyor on September 10, 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.*