# TankForce vs Mass Gravity

The clearest difference is rating: Mass Gravity at 5.0 against TankForce's 1.0. Mass Gravity also leads on update cadence (every 4 days vs every 2 months). TankForce's advantage is ads (none vs shown) and iOS requirement (6.0 vs 15.0). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. TankForce sells 3 one-off in-app purchases and Mass Gravity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mass Gravity holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

TankForce ships an update every 2 months, Mass Gravity every 4 days. The most recent releases landed on September 27, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | TankForce | Mass Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/tankforce/id1247769814/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mass-gravity/id6758637812/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 131 MB | 137 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [剑峰 戴](https://appshunter.io/developer/1019378523) | [Cihan Toraman](https://appshunter.io/developer/1858040697) |

## What reviewers say

### TankForce

[App page](https://appshunter.io/ios/app/tankforce/id1247769814)

Build your own tank army to fight off invaders and restore world peace. Engage in strategic combat to defend the planet.

**Highlights:** Build your own tank army, Drive out invaders, Restore world peace, Strategic combat

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| small diamond bag | $0.99 | one-time |
| medium diamond bag | $4.99 | one-time |
| big diamond bag | $19.99 | one-time |


### Mass Gravity

[App page](https://appshunter.io/ios/app/mass-gravity/id6758637812)

Bend space-time with a touch in this minimalist physics puzzle. Create temporary gravitational fields to guide masses, requiring precise timing and placement. Navigate increasingly complex levels where understanding motion and force is key.

**Highlights:** Minimalist physics puzzle gameplay, Create temporary gravitational fields, Guide masses by influencing their paths, Focus on timing and placement, Increasingly complex levels, Sense force and read motion

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is TankForce free?

TankForce is free to download, with in-app purchases available.

### Is Mass Gravity free?

Mass Gravity is free to download, with in-app purchases available.

### Which has better reviews, TankForce or Mass Gravity?

Mass Gravity is rated higher. TankForce averages 1.0 out of 5 from 1 ratings, while Mass Gravity averages 5.0 from 1 ratings.

### Do TankForce or Mass Gravity have ads?

Mass Gravity shows ads; TankForce does not.

### Which is updated more often, TankForce or Mass Gravity?

TankForce ships an update every 2 months, and Mass Gravity every 4 days. Most recently, TankForce was updated on September 27, 2026 and Mass Gravity on September 18, 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.*