# Case Interview Timer vs CompTIA DataX Prep

The clearest difference is in-app purchases: Case Interview Timer at none against CompTIA DataX Prep's 2. Case Interview Timer also leads on update cadence (every 2 days vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. CompTIA DataX Prep sells 2 in-app purchases, starting at $9.99 per month. Case Interview Timer asks for nothing beyond the download.

Case Interview Timer ships an update every 2 days, CompTIA DataX Prep every 5 weeks. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Case Interview Timer | CompTIA DataX Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/comptia-datax-prep/id6670740937/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | — | Subscription |
| Size | 27 MB | 12 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Evan Winograd](https://appshunter.io/developer/1072241944) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### Case Interview Timer

[App page](https://appshunter.io/ios/app/case-interview-timer/id1628059522)

**Features:** macOS Compatibility

**In-app purchases:** none


### CompTIA DataX Prep

[App page](https://appshunter.io/ios/app/comptia-datax-prep/id6670740937)

Prepare for the CompTIA DataX certification with this app. It offers a comprehensive curriculum, real-world simulations, and in-depth practice questions to validate your advanced data science skills. Receive expert feedback to target areas for improvement and elevate your career.

**Highlights:** Comprehensive curriculum on data science concepts, Real-world scenario simulations, In-depth practice questions, Expert performance feedback, Preparation for CompTIA DataX certification

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is Case Interview Timer free?

Case Interview Timer is free to download, with no in-app purchases.

### Is CompTIA DataX Prep free?

CompTIA DataX Prep is free to download, with in-app purchases available.

### Do Case Interview Timer or CompTIA DataX Prep have ads?

Neither Case Interview Timer nor CompTIA DataX Prep shows ads.

### Which is updated more often, Case Interview Timer or CompTIA DataX Prep?

Case Interview Timer ships an update every 2 days, and CompTIA DataX Prep every 5 weeks. Most recently, Case Interview Timer was updated on September 19, 2026 and CompTIA DataX Prep on September 11, 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.*