# Dion Guide vs Caser

The clearest difference is update cadence: Caser at every 11 days against Dion Guide's monthly. Dion Guide's advantage is iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Dion Guide ships an update monthly, Caser every 11 days. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Dion Guide | Caser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/caser-case-interview-trainer/id6792024154/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | — | Free |
| Size | 41 MB | 7 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ioannis Karafyllias](https://appshunter.io/developer/1850112249) | [Luuk Pessers](https://appshunter.io/developer/6779676251) |

## What reviewers say

### Dion Guide

[App page](https://appshunter.io/ios/app/dion-guide/id6754791803)

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

**In-app purchases:** none


### Caser

[App page](https://appshunter.io/ios/app/caser-case-interview-trainer/id6792024154)

This app offers focused training for case interviews, helping users develop structuring, brainstorming, and personal fit question skills. It uses flashcard-style exercises for active recall and can be customized by difficulty or case type. The app is fully offline and designed for quick, on-the-go practice.

**Highlights:** Flashcard-style structuring exercises, Brainstorming idea bucket practice, Personal fit question guidance, Reveal & Rate practice mode, Build It practice mode, Offline functionality, Customizable sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is Dion Guide free?

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

### Is Caser free?

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

### Do Dion Guide or Caser have ads?

Neither Dion Guide nor Caser shows ads.

### Which is updated more often, Dion Guide or Caser?

Dion Guide ships an update monthly, and Caser every 11 days. Most recently, Dion Guide was updated on September 30, 2026 and Caser on October 6, 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.*