# AI Interview Coach vs PrepDossier

The clearest difference is update cadence: PrepDossier at every 4 days against AI Interview Coach's every 2 months. PrepDossier also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AI Interview Coach sells 2 in-app purchases, starting at $6.99 per month and PrepDossier sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

AI Interview Coach ships an update every 2 months, PrepDossier every 4 days. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AI Interview Coach | PrepDossier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 5 MB | 35 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [JunSoft Mobile Inc.](https://appshunter.io/developer/338527432) | [ALEXANDRU CRISTIAN BABAN](https://appshunter.io/developer/6789335795) |

## What reviewers say

### AI Interview Coach

[App page](https://appshunter.io/ios/app/ai-interview-coach-mock-prep/id6759859234)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proba Basic | $6.99 | per month |
| Proba Pro | $14.99 | per month |


### PrepDossier

[App page](https://appshunter.io/ios/app/prepdossier-interview-prep/id6789335793)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Refer a friend - "1+1" | $9.99 | one-time |
| 1 Report Credit | $9.99 | one-time |
| 3 Report Credits | $24.99 | one-time |
| 5 Report Credits | $39.99 | one-time |
| 10 Report Credits | $69.99 | one-time |


## Frequently asked questions

### Is AI Interview Coach free?

AI Interview Coach is free to download, with in-app purchases available.

### Is PrepDossier free?

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

### Do AI Interview Coach or PrepDossier have ads?

Neither AI Interview Coach nor PrepDossier shows ads.

### Which is updated more often, AI Interview Coach or PrepDossier?

AI Interview Coach ships an update every 2 months, and PrepDossier every 4 days. Most recently, AI Interview Coach was updated on September 9, 2026 and PrepDossier on September 19, 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.*