# Block Layer Jam vs HamTower

The clearest difference is in-app purchases: Block Layer Jam at none against HamTower's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HamTower sells 2 one-off in-app purchases. Block Layer Jam asks for nothing beyond the download.

Block Layer Jam ships an update weekly, HamTower every 9 days. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Block Layer Jam | HamTower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 9 days |
| Size | 210 MB | 57 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MIGMIG DIJITAL PLATFORM ANONIM SIRKETI](https://appshunter.io/developer/1825868534) | [Kyosuke Takahashi](https://appshunter.io/developer/1393537221) |

## What reviewers say

### Block Layer Jam

[App page](https://appshunter.io/ios/app/block-layer-jam/id6756177449)

**Features:** macOS Compatibility

**In-app purchases:** none


### HamTower

[App page](https://appshunter.io/ios/app/hamtower/id6760577091)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gacha Ticket | $1.99 | one-time |
| Remove Ads | $7.99 | one-time |


## Frequently asked questions

### Is Block Layer Jam free?

Block Layer Jam is free to download, with no in-app purchases.

### Is HamTower free?

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

### Do Block Layer Jam or HamTower have ads?

Both Block Layer Jam and HamTower show ads.

### Which is updated more often, Block Layer Jam or HamTower?

Block Layer Jam ships an update weekly, and HamTower every 9 days. Most recently, Block Layer Jam was updated on October 6, 2026 and HamTower on October 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.*