# Aurora Prep vs ML_Engineering

The clearest difference is in-app purchases: Aurora Prep at none against ML_Engineering's 1. Aurora Prep also leads on iOS requirement (15.1 vs 17.0). ML_Engineering's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. ML_Engineering sells 1 in-app purchase, starting at $1.99 per month. Aurora Prep asks for nothing beyond the download.

Aurora Prep ships an update every 6 months, ML_Engineering every 3 weeks. The most recent releases landed on September 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Aurora Prep | ML_Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/aurora-prep/id6760251017/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Joel Henriques](https://appshunter.io/developer/1883469587) | [Luke Mclaughlin](https://appshunter.io/developer/1893671036) |

## What reviewers say

### Aurora Prep

[App page](https://appshunter.io/ios/app/aurora-prep/id6760251017)

Prepare for management consulting interviews with structured thinking exercises, quant skill drills, and AI-powered case interview practice. Track your progress and receive instant feedback to build confidence for interview day.

**Highlights:** CAST Framework Courses, AI Chat-Based Coach, Mental Math Drills, Real Case Studies with AI Feedback, Progress Tracking

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

**In-app purchases:** none


### ML_Engineering

[App page](https://appshunter.io/ios/app/ml-engineering/id6789723889)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ML_Engineering Pro | $1.99 | per month |


## Frequently asked questions

### Is Aurora Prep free?

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

### Is ML_Engineering free?

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

### Do Aurora Prep or ML_Engineering have ads?

Neither Aurora Prep nor ML_Engineering shows ads.

### Which is updated more often, Aurora Prep or ML_Engineering?

Aurora Prep ships an update every 6 months, and ML_Engineering every 3 weeks. Most recently, Aurora Prep was updated on September 24, 2026 and ML_Engineering on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*