# Mobile Aquarium vs SoundEcho

Mobile Aquarium and SoundEcho both sit at 4.4 stars, but that hides the real split: 100% of SoundEcho's written reviews are positive against 61% of Mobile Aquarium's. SoundEcho also leads on monetization model (free vs free with in-app purchases). Mobile Aquarium's advantage is ratings volume (13 vs 3) and iOS requirement (6.0 vs 17.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Mobile Aquarium sells 1 one-off in-app purchase and SoundEcho sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Mobile Aquarium against 4.3 for SoundEcho. Both are backed by a comparable volume of ratings — 13 and 3 respectively. Written reviews are what separate them: 61% of Mobile Aquarium's written reviews are positive against 100% of SoundEcho's.

Mobile Aquarium ships an update every 2 months, SoundEcho every 5 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mobile Aquarium | SoundEcho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/mobile-aquarium/id327755335/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/soundecho/id1639116371/reviews) |
| Number of ratings | **13** | 3 |
| Positive reviews | 61.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 8 MB | 7 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [TLogic.de](https://appshunter.io/developer/327755338) | [Kristof Nijs](https://appshunter.io/developer/1608072573) |

## What reviewers say

### Mobile Aquarium

[App page](https://appshunter.io/ios/app/mobile-aquarium/id327755335)

Create and manage a virtual aquarium, raising fish from babies to adults. Your care determines their survival and happiness, with options to name, color, and even dress them up. Enjoy a charming simulation with unique 2D graphics.

**Highlights:** Virtual fish raising and care, Customize fish names and colors, 2D pencil graphics, Realistic fish behavior simulation, Aquarium maintenance and feeding, Optional fish accessories

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove-Ads-Upgrade | $0.99 | one-time |

**What reviewers like**

- 🤗 Relaxing and enjoyable
- 👍 Simple and easy to use
- 🎨 Customizable fish colors
- 🐠 Fun virtual pet experience

**What reviewers complain about**

- 🐛 Fish die too quickly
- 💰 Expensive to maintain fish
- 🙄 Rude messages when fish die
- 🔇 No music or sound effects

**Reported bugs**

- App crashes on older devices
- Fish disappearing or getting stuck

**Requested features**

- More fish varieties and types
- Ability to decorate the aquarium
- Automatic feeding/cleaning options
- Notifications for fish status
- Ability to earn more money


### SoundEcho

[App page](https://appshunter.io/ios/app/soundecho/id1639116371)

A fun and accessible memory game using sound cues. Players match pairs of buttons that produce the same sound to clear the board. Supports multiple sound themes and player counts, with Game Center integration.

**Highlights:** Sound-based memory matching, VoiceOver accessibility, Animal and computer sound themes, Multiple difficulty levels (10, 15, 20 sounds), 2-4 player real-time multiplayer, Game Center integration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchasing the app | $4.49 | one-time |


## Frequently asked questions

### Is Mobile Aquarium free?

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

### Is SoundEcho free?

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

### Which has better reviews, Mobile Aquarium or SoundEcho?

Mobile Aquarium is rated higher. Mobile Aquarium averages 4.4 out of 5 from 13 ratings, while SoundEcho averages 4.3 from 3 ratings.

### Do Mobile Aquarium or SoundEcho have ads?

Neither Mobile Aquarium nor SoundEcho shows ads.

### Which is updated more often, Mobile Aquarium or SoundEcho?

Mobile Aquarium ships an update every 2 months, and SoundEcho every 5 weeks. Most recently, Mobile Aquarium was updated on October 22, 2026 and SoundEcho on October 24, 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.*