# Dilemo vs Crystal Stack Tap

The clearest difference is ads: Dilemo at none against Crystal Stack Tap's shown. On price, update cadence, 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.

Dilemo ships an update weekly, Crystal Stack Tap fortnightly. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Dilemo | Crystal Stack Tap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (278 ratings)](https://appshunter.io/ios/app/dilemo/id1623193411/reviews)** | — |
| Number of ratings | **278** | — |
| Positive reviews | 95.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free | — |
| Size | 456 MB | 30 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Capital Digital SAPI de CV](https://appshunter.io/developer/1619551770) | [Deyberth Chaverra](https://appshunter.io/developer/1879705691) |

## What reviewers say

### Dilemo

[App page](https://appshunter.io/ios/app/dilemo/id1623193411)

Engage in a unique trivia video game where you test your knowledge across various topics like movies, science, and history. Earn rewards, unlock special cards, and compete to become a Knowledge Guardian. New challenges and decks are added monthly for endless fun.

**Highlights:** Diverse trivia topics (series, movies, science, history), Swipe-based gameplay, Collect special cards and medals, Monthly new decks and challenges, Earn trophies and prizes

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

**In-app purchases:** none

**What reviewers like**

- 🎨 Beautiful and aesthetic design/graphics
- ❓ Well-written and diverse trivia questions
- 🆓 Free-to-play with optional ads
- 🎮 Fun and addictive gameplay
- 📚 Educational content across multiple categories

**What reviewers complain about**

- 🐛 Occasional app crashes and freezes
- 🖼️ Missing card images sometimes
- 🔁 Repetitive question types (true/false only)
- ❌ Factual inaccuracies in some questions
- 😑 Becomes repetitive after extended play

**Reported bugs**

- App crashes and freezes during gameplay
- Card images fail to display
- Video ad button for energy reload not functioning
- Factual errors in Science Guardian content (wolves/dogs species question)
- Spelling errors in questions (The Smiths song title)

**Requested features**

- Show correct answers when questions are answered incorrectly
- Explanations or educational content for wrong answers
- Option to report incorrect questions/answers
- Additional question formats beyond true/false
- Ability to replay completed levels


### Crystal Stack Tap

[App page](https://appshunter.io/ios/app/crystal-stack-tap/id6759590277)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dilemo free?

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

### Is Crystal Stack Tap free?

Crystal Stack Tap is free to download, with no in-app purchases.

### Do Dilemo or Crystal Stack Tap have ads?

Crystal Stack Tap shows ads; Dilemo does not.

### Which is updated more often, Dilemo or Crystal Stack Tap?

Dilemo ships an update weekly, and Crystal Stack Tap fortnightly. Most recently, Dilemo was updated on October 9, 2026 and Crystal Stack Tap 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.*