# Submarine Mining vs Blind Echo

The clearest difference is update cadence: Blind Echo at every 2 days against Submarine Mining's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Submarine Mining ships an update every 10 days, Blind Echo every 2 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Submarine Mining | Blind Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 101 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Samet Ocak](https://appshunter.io/developer/1086316210) | [Kutay incirci](https://appshunter.io/developer/1893639912) |

## What reviewers say

### Submarine Mining

[App page](https://appshunter.io/ios/app/submarine-mining-deep-sea/id6757766897)

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

**In-app purchases:** none


### Blind Echo

[App page](https://appshunter.io/ios/app/blind-echo/id6762281373)

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

**In-app purchases:** none


## Frequently asked questions

### Is Submarine Mining free?

Submarine Mining is free to download, with no in-app purchases.

### Is Blind Echo free?

Blind Echo is free to download, with no in-app purchases.

### Do Submarine Mining or Blind Echo have ads?

Both Submarine Mining and Blind Echo show ads.

### Which is updated more often, Submarine Mining or Blind Echo?

Submarine Mining ships an update every 10 days, and Blind Echo every 2 days. Most recently, Submarine Mining was updated on October 24, 2026 and Blind Echo on October 7, 2026.

---

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