# InterviewOS vs Phisios

The clearest difference is iOS requirement: Phisios at 18.0 against InterviewOS's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

InterviewOS ships an update every 3 days, Phisios every 5 days. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | InterviewOS | Phisios |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Size | 6 MB | 26 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Elbek Mirzamaxmudov](https://appshunter.io/developer/1861371580) | [Parham Karbasi](https://appshunter.io/developer/1862213900) |

## What reviewers say

### InterviewOS

[App page](https://appshunter.io/ios/app/interviewos/id6756553689)

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

**In-app purchases:** none


### Phisios

[App page](https://appshunter.io/ios/app/phisios/id6774389571)

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

**In-app purchases:** none


## Frequently asked questions

### Is InterviewOS free?

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

### Is Phisios free?

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

### Do InterviewOS or Phisios have ads?

Neither InterviewOS nor Phisios shows ads.

### Which is updated more often, InterviewOS or Phisios?

InterviewOS ships an update every 3 days, and Phisios every 5 days. Most recently, InterviewOS was updated on September 20, 2026 and Phisios on September 21, 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.*