# Block Harmonics vs Doggo Blocks

The clearest difference is in-app purchases: Block Harmonics at none against Doggo Blocks's 4. Doggo Blocks's advantage is update cadence (every 4 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Doggo Blocks sells 4 one-off in-app purchases. Block Harmonics asks for nothing beyond the download.

Block Harmonics ships an update every 9 days, Doggo Blocks every 4 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Block Harmonics | Doggo Blocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 31 MB | 77 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ikuya Terasaka](https://appshunter.io/developer/1163471139) | [William Akilles Lindstedt](https://appshunter.io/developer/1872231239) |

## What reviewers say

### Block Harmonics

[App page](https://appshunter.io/ios/app/block-harmonics/id6752220613)

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

**In-app purchases:** none


### Doggo Blocks

[App page](https://appshunter.io/ios/app/doggo-blocks/id6758318578)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Diggadagga | $0.99 | one-time |
| No Ads | $3.99 | one-time |
| 500 Diggadagga | $3.99 | one-time |
| 1500 Diggadagga | $7.99 | one-time |


## Frequently asked questions

### Is Block Harmonics free?

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

### Is Doggo Blocks free?

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

### Do Block Harmonics or Doggo Blocks have ads?

Both Block Harmonics and Doggo Blocks show ads.

### Which is updated more often, Block Harmonics or Doggo Blocks?

Block Harmonics ships an update every 9 days, and Doggo Blocks every 4 days. Most recently, Block Harmonics was updated on October 30, 2026 and Doggo Blocks on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*