# Sentry Defenses vs Crypto Mining Manager

The clearest difference is rating: Sentry Defenses at 5.0 against Crypto Mining Manager's 1.0. Sentry Defenses also leads on ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Sentry Defenses holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Sentry Defenses has 5 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Sentry Defenses | Crypto Mining Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sentry-defenses/id1581116965/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/crypto-mining-manager/id6471923947/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 11 days |
| Monetization | **Free** | Ad-supported |
| Size | 62 MB | 37 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GetSentry LLC](https://appshunter.io/developer/1173474703) | [Igor Mansurov](https://appshunter.io/developer/1475081919) |

## What reviewers say

### Sentry Defenses

[App page](https://appshunter.io/ios/app/sentry-defenses/id1581116965)

Defend your golden turd from incoming bugs by strategically placing Sentry towers. Earn coins each turn to upgrade your defenses and survive waves of software-inspired enemies. This game playfully represents real-life software bugs found in popular crash reporting tools.

**Highlights:** Strategic tower placement, Upgrade defenses with earned coins, Defend against software bug enemies, Progressive survival turns, Unique theme based on crash reporting

**Features:** macOS Compatibility

**In-app purchases:** none


### Crypto Mining Manager

[App page](https://appshunter.io/ios/app/crypto-mining-manager/id6471923947)

Build and manage a virtual cryptocurrency mining empire. Earn virtual currency, upgrade your equipment, and learn about crypto through engaging academy challenges. Experience a realistic simulation of the mining industry.

**Highlights:** Acquire and manage diverse miners, Customize and upgrade miners, Earn virtual currency through mining, Learn crypto through academy tests, Repair and upgrade mining equipment, Realistic market simulation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sentry Defenses free?

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

### Is Crypto Mining Manager free?

Crypto Mining Manager is free to download, with no in-app purchases.

### Which has better reviews, Sentry Defenses or Crypto Mining Manager?

Sentry Defenses is rated higher. Sentry Defenses averages 5.0 out of 5 from 5 ratings, while Crypto Mining Manager averages 1.0 from 1 ratings.

### Do Sentry Defenses or Crypto Mining Manager have ads?

Crypto Mining Manager shows ads; Sentry Defenses does not.

---

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