# SmartAquar vs Rival Aqua

The clearest difference is in-app purchases: SmartAquar at none against Rival Aqua's 1. SmartAquar also leads on device support (3 vs 1). Rival Aqua's advantage is update cadence (weekly vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Rival Aqua sells 1 one-off in-app purchase. SmartAquar asks for nothing beyond the download.

SmartAquar ships an update every 2 months, Rival Aqua weekly. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | SmartAquar | Rival Aqua |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (3 ratings)](https://appshunter.io/ios/app/smartaquar/id1603612596/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 69 MB | 1 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Gizwits IoT Technology Co., Ltd.](https://appshunter.io/developer/1468450527) | [Makarov Anton](https://appshunter.io/developer/6780273796) |

## What reviewers say

### SmartAquar

[App page](https://appshunter.io/ios/app/smartaquar/id1603612596)

Remotely manage your aquarium's heating rod from any location. Supports controlling multiple devices simultaneously and allows for easy sharing with family members. Receive instant notifications about your tank's status.

**Highlights:** Remote heating rod control, Multi-device support, Automatic operation, Device sharing, Real-time condition alerts

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

**In-app purchases:** none


### Rival Aqua

[App page](https://appshunter.io/ios/app/rival-aqua/id6795191010)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | one-time |


## Frequently asked questions

### Is SmartAquar free?

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

### Is Rival Aqua free?

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

### Do SmartAquar or Rival Aqua have ads?

Neither SmartAquar nor Rival Aqua shows ads.

### Which is updated more often, SmartAquar or Rival Aqua?

SmartAquar ships an update every 2 months, and Rival Aqua weekly. Most recently, SmartAquar was updated on October 7, 2026 and Rival Aqua on October 2, 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.*