# Emerald vs Echotag

The clearest difference is rating: Echotag at 5.0 against Emerald's 1.0. Echotag also leads on update cadence (weekly vs monthly) and iOS requirement (13 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Echotag holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Emerald ships an update monthly, Echotag weekly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Emerald | Echotag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/emerald/id1561759351/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echotag/id6762168755/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 17.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 110 MB | 61 MB |
| Requires iOS | 15.0 | **13** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EMERALD PLANET ENVIRONMENTAL PTY LTD](https://appshunter.io/developer/1526454239) | [K.P.S. AUSTRALIA PTY LTD](https://appshunter.io/developer/1893217277) |

## What reviewers say

### Emerald

[App page](https://appshunter.io/ios/app/emerald/id1561759351)

Monitor and control your home's energy usage, climate, and safety devices. Track electricity consumption in real-time, set budgets, and receive alerts for emergencies. Turn your air-con into a smart device for remote climate control.

**Highlights:** Real-time electricity usage tracking, Electricity budgeting, Smart air-con control, Remote climate adjustment, Smoke alarm monitoring, Emergency notifications

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

**In-app purchases:** none

**What reviewers like**

- 👍 Real-time electricity consumption monitoring
- 💰 Helps identify cost-saving opportunities
- 📊 Basic functionality works for tracking usage
- 🆓 Free or subsidized installation
- ➕ Add household members feature available

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 📡 Bluetooth connectivity issues and limited range
- 🔌 High battery drain on mobile devices
- ⏱️ Slow data syncing and connection times
- 🔐 Persistent login and authentication problems

**Reported bugs**

- App crashes on startup or when opening specific features
- Smart Actions stop working after updates
- Bluetooth connection drops frequently
- Data not syncing or updating after certain dates
- Login failures and forced logouts

**Requested features**

- Support for 3-tier and multi-tier tariff structures
- WiFi connectivity instead of Bluetooth only
- Advanced smart actions with conditional triggers
- Ability to set mode (boost/silent) in smart actions
- Scheduled automation based on water temperature/capacity


### Echotag

[App page](https://appshunter.io/ios/app/echotag/id6762168755)

This app decodes sound pulses from an alarm via your smartphone's microphone. It provides real-time data visualization of the alarm's current status and historical records, offering a concise and efficient way to monitor your device.

**Highlights:** Real-time data reception via microphone, Alarm sound pulse decoding, Data visualization, Current status monitoring, Alarm records viewing, Efficient data access

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

**In-app purchases:** none


## Frequently asked questions

### Is Emerald free?

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

### Is Echotag free?

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

### Which has better reviews, Emerald or Echotag?

Echotag is rated higher. Emerald averages 1.0 out of 5 from 2 ratings, while Echotag averages 5.0 from 1 ratings.

### Do Emerald or Echotag have ads?

Neither Emerald nor Echotag shows ads.

### Which is updated more often, Emerald or Echotag?

Emerald ships an update monthly, and Echotag weekly. Most recently, Emerald was updated on September 30, 2026 and Echotag on October 14, 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.*