# Snap Offline Interviewer vs CentraOS

The clearest difference is update cadence: CentraOS at every 2 weeks against Snap Offline Interviewer's every 3 months. Snap Offline Interviewer's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Snap Offline Interviewer ships an update every 3 months, CentraOS every 2 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Snap Offline Interviewer | CentraOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 80 MB | 118 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Snap Surveys Limited](https://appshunter.io/developer/507440812) | [Elbit Systems](https://appshunter.io/developer/1469793782) |

## What reviewers say

### Snap Offline Interviewer

[App page](https://appshunter.io/ios/app/snap-offline-interviewer/id1206822511)

**Features:** Vision Pro support

**In-app purchases:** none


### CentraOS

[App page](https://appshunter.io/ios/app/centraos-gcaas/id6752290315)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Snap Offline Interviewer free?

Snap Offline Interviewer is free to download, with no in-app purchases.

### Is CentraOS free?

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

### Do Snap Offline Interviewer or CentraOS have ads?

Neither Snap Offline Interviewer nor CentraOS shows ads.

### Which is updated more often, Snap Offline Interviewer or CentraOS?

Snap Offline Interviewer ships an update every 3 months, and CentraOS every 2 weeks. Most recently, Snap Offline Interviewer was updated on November 2, 2026 and CentraOS on October 30, 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.*