# IntervPrep vs Swiftlet

The clearest difference is in-app purchases: Swiftlet at none against IntervPrep's 6. Swiftlet also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. IntervPrep sells 6 in-app purchases, starting at $1.99 per 7 days. Swiftlet asks for nothing beyond the download.

IntervPrep ships an update every 2 weeks, Swiftlet every 5 days. The most recent releases landed on October 5, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | IntervPrep | Swiftlet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 27 MB | 41 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jignesh Gangajaliya](https://appshunter.io/developer/6798785824) | [Tame Bickel](https://appshunter.io/developer/6809779184) |

## What reviewers say

### IntervPrep

[App page](https://appshunter.io/ios/app/intervprep-ai-mock-interview/id6798785822)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IntervPrep Super (Weekly) | $1.99 | per 7 days |
| IntervPrep Premium (Weekly) | $2.99 | per 7 days |
| IntervPrep Super (Monthly) | $4.99 | per month |
| IntervPrep Super (3 Months) | $9.99 | per 3 months |
| IntervPrep Premium (Monthly) | $9.99 | per month |
| IntervPrep Premium (3 Months) | $24.99 | per 3 months |


### Swiftlet

[App page](https://appshunter.io/ios/app/swiftlet-learn-to-code/id6809779182)

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

**In-app purchases:** none


## Frequently asked questions

### Is IntervPrep free?

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

### Is Swiftlet free?

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

### Do IntervPrep or Swiftlet have ads?

Neither IntervPrep nor Swiftlet shows ads.

### Which is updated more often, IntervPrep or Swiftlet?

IntervPrep ships an update every 2 weeks, and Swiftlet every 5 days. Most recently, IntervPrep was updated on October 5, 2026 and Swiftlet on October 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.*