# Ecosystem Merge Master vs Echo Puppy

The clearest difference is ads: Echo Puppy at none against Ecosystem Merge Master's shown. Ecosystem Merge Master's advantage is update cadence (every 5 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Ecosystem Merge Master ships an update every 5 weeks, Echo Puppy every 4 months. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Ecosystem Merge Master | Echo Puppy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/echo-puppy/id6759272881/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | — | Free |
| Size | 42 MB | 742 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [铧安 吴](https://appshunter.io/developer/1854269015) | [Xiamen Ruisheng Network Technology Co.,Ltd.](https://appshunter.io/developer/1877802609) |

## What reviewers say

### Ecosystem Merge Master

[App page](https://appshunter.io/ios/app/ecosystem-merge-master/id6758008809)

**Features:** macOS Compatibility

**In-app purchases:** none


### Echo Puppy

[App page](https://appshunter.io/ios/app/echo-puppy/id6759272881)

Care for a virtual dog that responds to your voice commands. Play games, take it for walks, and give it a bath. More features are planned for future updates.

**Highlights:** Voice command interaction, Virtual pet ownership, Interactive games, Virtual walks, Virtual bathing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ecosystem Merge Master free?

Ecosystem Merge Master is free to download, with no in-app purchases.

### Is Echo Puppy free?

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

### Do Ecosystem Merge Master or Echo Puppy have ads?

Ecosystem Merge Master shows ads; Echo Puppy does not.

### Which is updated more often, Ecosystem Merge Master or Echo Puppy?

Ecosystem Merge Master ships an update every 5 weeks, and Echo Puppy every 4 months. Most recently, Ecosystem Merge Master was updated on October 3, 2026 and Echo Puppy on October 14, 2026.

---

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