# Mental Chronometry vs Missile Attack

The clearest difference is update cadence: Missile Attack at monthly against Mental Chronometry's every 42 months. On price, ads, in-app purchases and device support there is nothing between them.

Mental Chronometry costs $0.99 and Missile Attack $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mental Chronometry ships an update every 42 months, Missile Attack monthly. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mental Chronometry | Missile Attack |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/missile-attack-alien-shooter/id1667405578/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Monthly** |
| Monetization | — | Paid |
| Size | 201 MB | 33 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paul Cohen](https://appshunter.io/developer/908777603) | [William Hause](https://appshunter.io/developer/432816117) |

## What reviewers say

### Mental Chronometry

[App page](https://appshunter.io/ios/app/mental-chronometry/id1574095844)

**Features:** macOS Compatibility

**In-app purchases:** none


### Missile Attack

[App page](https://appshunter.io/ios/app/missile-attack-alien-shooter/id1667405578)

Engage in classic space combat by tilting your device to aim and fire missiles at incoming alien threats. Compete for the top score on global leaderboards in this addictive, action-packed arcade experience.

**Highlights:** Tilt-to-aim controls, Smooth motion controls, Nonstop action, Global leaderboards, Addictive gameplay

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mental Chronometry free?

Mental Chronometry costs $0.99, with no in-app purchases.

### Is Missile Attack free?

Missile Attack costs $0.99, with no in-app purchases.

### Do Mental Chronometry or Missile Attack have ads?

Neither Mental Chronometry nor Missile Attack shows ads.

### Which is updated more often, Mental Chronometry or Missile Attack?

Mental Chronometry ships an update every 42 months, and Missile Attack monthly. Most recently, Mental Chronometry was updated on October 4, 2026 and Missile Attack 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.*