# Necro vs Crystal

The clearest difference is review sentiment: Necro at 72% against Crystal's 0%. Necro also leads on rating (4.4 vs 2.0) and ratings volume (13 vs 1). Crystal's advantage is price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Necro costs $2.99 and Crystal $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Necro holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: Necro has 13 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 72% of Necro's written reviews are positive against 0% of Crystal's.

## The numbers

| Metric | Necro | Crystal |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/necro-smith/id6449096759/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/crystal-math/id6468681776/reviews) |
| Number of ratings | **13** | 1 |
| Positive reviews | **72.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Paid | Paid |
| Size | 783 MB | 475 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MiYi Game](https://appshunter.io/developer/843125358) | [DeckTronic, LLC](https://appshunter.io/developer/1703505831) |

## What reviewers say

### Necro

[App page](https://appshunter.io/ios/app/necro-smith/id6449096759)

Assemble and upgrade undead creatures from various body parts to defend your tower and fight off hordes of enemies. Explore, gather resources, and discover secret recipes for powerful hybrid units in this strategy auto-battler.

**Highlights:** Create undead units from collected body parts, Upgrade your tower with collected resources, Hybrid unit creation with secret recipes, Take direct control of one unit at a time, Strategy and auto-battle gameplay mix, Explore and gather resources

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

**In-app purchases:** none


### Crystal

[App page](https://appshunter.io/ios/app/crystal-math/id6468681776)

Experience a math-focused runner game inspired by popular social media ads. Navigate a path, make quick numerical choices, and test your skills against challenges. Discover if the fun advertised matches the actual gameplay.

**Highlights:** Math-based runner gameplay, Numerical choice mechanics, Inspired by social media ads, Challenging gameplay, Single-player experience

**In-app purchases:** none


## Frequently asked questions

### Is Necro free?

Necro costs $2.99, with no in-app purchases.

### Is Crystal free?

Crystal costs $0.99, with no in-app purchases.

### Which has better reviews, Necro or Crystal?

Necro is rated higher. Necro averages 4.4 out of 5 from 13 ratings, while Crystal averages 2.0 from 1 ratings.

### Do Necro or Crystal have ads?

Neither Necro nor Crystal shows ads.

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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.*