# Aqua Temp vs Audio System

The clearest difference is review sentiment: Audio System at 50% against Aqua Temp's 14%. Audio System also leads on iOS requirement (12.0 vs 15.0). Aqua Temp's advantage is update cadence (monthly vs every 5 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Aqua Temp ships an update monthly, Audio System every 5 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Aqua Temp | Audio System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (10 ratings)](https://appshunter.io/ios/app/aqua-temp/id1476363009/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 13.7% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | Free |
| Size | 77 MB | 137 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [展悦 梁](https://appshunter.io/developer/982085158) | [春红 韦](https://appshunter.io/developer/1622353881) |

## What reviewers say

### Aqua Temp

[App page](https://appshunter.io/ios/app/aqua-temp/id1476363009)

Easily control and monitor your heat pump pool heater via WiFi, either locally or remotely. Adjust settings like temperature and modes, receive failure alerts, and benefit from proactive background support.

**Highlights:** Local and remote WiFi control, Monitor water temperature and mode, Set ON/OFF and target temperature, Timer settings, Failure notifications, Background technical support

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

**In-app purchases:** none

**What reviewers like**

- ✅ Basic functionality works when operational
- 📱 Simple user interface design
- 🌡️ Temperature monitoring capability
- ⏱️ Timer scheduling features available
- 🔧 Remote control of heat pump

**What reviewers complain about**

- 🐛 Frequent login failures and session timeouts
- 📡 Constant connection drops and offline errors
- 🔐 Password truncation and complexity issues
- ⚠️ Data not refreshing without app restart
- 🔄 Requires frequent re-setup after WiFi changes

**Reported bugs**

- Version 2.1.31 prevents user login
- Version 2.0+ breaks remote control functionality
- App stuck in cooling mode only
- Password field truncates at 16 characters
- Bluetooth device pairing not persistent

**Requested features**

- Weekly scheduling for on/off cycles
- Energy consumption tracking
- Historical temperature graphs and charts
- Heating status indicators
- Notifications for state changes


### Audio System

[App page](https://appshunter.io/ios/app/audio-system/id1580907978)

Control your Audio System speaker devices, amplifiers, and WiFi products. Stream music from various services, manage playback modes, and adjust volume and audio settings for a seamless audio experience.

**Highlights:** Control speaker devices and amplifiers, Manage WiFi audio products, Team playback for multiple devices, Switch audio source modes (WiFi, Bluetooth, Aux, HDMI, Optical), Adjust volume, left/right channel, Stream from iHeartRadio, Spotify, Qobuz, TIDAL, Tunein, Napster, Play locally stored music

**In-app purchases:** none


## Frequently asked questions

### Is Aqua Temp free?

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

### Is Audio System free?

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

### Do Aqua Temp or Audio System have ads?

Neither Aqua Temp nor Audio System shows ads.

### Which is updated more often, Aqua Temp or Audio System?

Aqua Temp ships an update monthly, and Audio System every 5 months. Most recently, Aqua Temp was updated on October 18, 2026 and Audio System on October 8, 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.*