# Mental Chronometry vs Last Frontline Survival

The clearest difference is price: Last Frontline Survival at Free against Mental Chronometry's $0.99. Last Frontline Survival also leads on update cadence (every 6 days vs every 42 months). Mental Chronometry's advantage is in-app purchases (none vs 25) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Last Frontline Survival is free to download; Mental Chronometry costs $0.99 up front. Last Frontline Survival sells 25 one-off in-app purchases. Mental Chronometry asks for nothing beyond the download.

Mental Chronometry ships an update every 42 months, Last Frontline Survival every 6 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Mental Chronometry | Last Frontline Survival |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.6 (794 ratings)](https://appshunter.io/ios/app/last-frontline-survival/id6757447165/reviews)** |
| Number of ratings | — | **794** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Every 6 days** |
| Monetization | — | Ad-supported |
| Size | 201 MB | 437 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Paul Cohen](https://appshunter.io/developer/908777603) | [Etermax](https://appshunter.io/developer/286461525) |

## What reviewers say

### Mental Chronometry

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Last Frontline Survival

[App page](https://appshunter.io/ios/app/last-frontline-survival/id6757447165)

Engage in a strategic zombie survival game where you must defend your base, merge unique heroes, and make tactical decisions to push back endless waves of the undead. Every choice impacts your survival in this collapsing world.

**Highlights:** Strategic zombie survival, Base building and defense, Hero merging, Dodge mechanics, Endless zombie waves, Unique hero abilities

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

**In-app purchases (25)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Gems | $0.99 | one-time |
| Resource Pack 1 | $0.99 | one-time |
| Initial Buy Pack | $0.99 | one-time |
| No Ads (Week) | $1.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Knox Hero Pack | $4.99 | one-time |
| 500 Gems | $4.99 | one-time |
| Arc Hero Pack | $4.99 | one-time |
| Veil Hero Pack | $4.99 | one-time |
| Havoc Hero Pack | $4.99 | one-time |
| Rivet Hero Pack | $4.99 | one-time |
| No Ads (Month) | $4.99 | one-time |
| Resource Pack 2 | $4.99 | one-time |
| Ultimate Pack | $5.99 | one-time |
| 1000 Gems | $9.99 | one-time |
| Hero Pack | $9.99 | one-time |
| Drone Pack | $9.99 | one-time |
| No Ads (Year) | $9.99 | one-time |
| Hero + No Ads (Month) | $12.99 | one-time |
| 2000 Gems | $19.99 | one-time |
| Ultimate Pack | $19.99 | one-time |
| Resource Pack 3 | $19.99 | one-time |
| Commander Pack | $49.99 | one-time |
| 10000 Gems | $99.99 | one-time |
| Doomsday Pack | $99.99 | one-time |


## Frequently asked questions

### Is Mental Chronometry free?

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

### Is Last Frontline Survival free?

Last Frontline Survival is free to download, with in-app purchases available.

### Do Mental Chronometry or Last Frontline Survival have ads?

Last Frontline Survival shows ads; Mental Chronometry does not.

### Which is updated more often, Mental Chronometry or Last Frontline Survival?

Mental Chronometry ships an update every 42 months, and Last Frontline Survival every 6 days. Most recently, Mental Chronometry was updated on October 25, 2026 and Last Frontline Survival on October 31, 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.*