# Tank Jam vs Gem Core

The clearest difference is ads: Gem Core at none against Tank Jam's shown. Gem Core also leads on update cadence (daily vs weekly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Tank Jam sells 10 one-off in-app purchases and Gem Core sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Tank Jam ships an update weekly, Gem Core daily. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Tank Jam | Gem Core |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (456 ratings)](https://appshunter.io/ios/app/tank-jam/id6749917251/reviews)** | — |
| Number of ratings | **456** | — |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 375 MB | 97 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Loop Games Oyun Teknolojileri Anonim Sirketi](https://appshunter.io/developer/1468099707) | [JUMP SHIP MEDIA](https://appshunter.io/developer/1822275657) |

## What reviewers say

### Tank Jam

[App page](https://appshunter.io/ios/app/tank-jam/id6749917251)

Engage in a vibrant color-matching puzzle game where tanks blast same-colored blocks. Enjoy satisfying explosions and strategic gameplay that's easy to learn but difficult to master. Play anytime, anywhere, even without an internet connection.

**Highlights:** Color-matching puzzle gameplay, Cute tanks shooting blocks, Satisfying explosions, Offline play supported, Challenging levels

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Welcome Offer | $0.99 | one-time |
| Coin Pack 1 | $1.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Special Offer | $5.99 | one-time |
| Coin Pack 2 | $7.99 | one-time |
| Beginner Pack | $9.99 | one-time |
| Golden Pass | $9.99 | one-time |
| Coin Pack 3 | $14.99 | one-time |
| Pro Pack | $19.99 | one-time |
| Veteran Pack | $39.99 | one-time |


### Gem Core

[App page](https://appshunter.io/ios/app/gem-core/id6780915980)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 Coins | $1.99 | one-time |
| 1000 Coins | $8.99 | one-time |


## Frequently asked questions

### Is Tank Jam free?

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

### Is Gem Core free?

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

### Do Tank Jam or Gem Core have ads?

Tank Jam shows ads; Gem Core does not.

### Which is updated more often, Tank Jam or Gem Core?

Tank Jam ships an update weekly, and Gem Core daily. Most recently, Tank Jam was updated on October 17, 2026 and Gem Core on October 12, 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.*