# Smart Propane Scale vs Tank Sensor by EchoCheck

The clearest difference is in-app purchases: Tank Sensor by EchoCheck at none against Smart Propane Scale's 1. Tank Sensor by EchoCheck also leads on update cadence (every 3 weeks vs every 5 months). Smart Propane Scale's advantage is rating (2.4 vs 2.0) and review sentiment (13% vs 0%). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Smart Propane Scale sells 1 one-off in-app purchase. Tank Sensor by EchoCheck asks for nothing beyond the download.

Smart Propane Scale holds the better App Store score, 2.4 against 2.0. Both are backed by a comparable volume of ratings — 11 and 5 respectively. Written reviews point the same way: 13% of Smart Propane Scale's written reviews are positive against 0% of Tank Sensor by EchoCheck's.

Smart Propane Scale ships an update every 5 months, Tank Sensor by EchoCheck every 3 weeks. The most recent releases landed on October 17, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Smart Propane Scale | Tank Sensor by EchoCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (11 ratings)](https://appshunter.io/ios/app/smart-propane-scale/id1429427836/reviews)** | [2.0 (5 ratings)](https://appshunter.io/ios/app/tank-sensor-by-echocheck/id6466607919/reviews) |
| Number of ratings | **11** | 5 |
| Positive reviews | **12.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 47 MB | 42 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YSN Imports, Inc.](https://appshunter.io/developer/1429427835) | [Thincke Electronic Technology Co., Ltd.](https://appshunter.io/developer/1681561680) |

## What reviewers say

### Smart Propane Scale

[App page](https://appshunter.io/ios/app/smart-propane-scale/id1429427836)

This utility app helps you monitor your propane levels to avoid running out unexpectedly. It provides real-time information on how much propane you have, eliminating guesswork and ensuring you're always prepared for activities like BBQs.

**Highlights:** Real-time propane level monitoring, Prevents running out of propane, Eliminates guesswork, Useful for BBQs and outdoor activities

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30lbs & 40lbs tank support | $1.99 | one-time |


### Tank Sensor by EchoCheck

[App page](https://appshunter.io/ios/app/tank-sensor-by-echocheck/id6466607919)

This utility app provides instant information about your propane tank's gas level. It connects wirelessly to a sensor on your tank, allowing you to monitor fuel status remotely.

**Highlights:** Instant gas level monitoring, Wireless sensor connection, Remote fuel status tracking, Propane tank level alerts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Propane Scale free?

Smart Propane Scale is free to download, with in-app purchases available.

### Is Tank Sensor by EchoCheck free?

Tank Sensor by EchoCheck is free to download, with no in-app purchases.

### Which has better reviews, Smart Propane Scale or Tank Sensor by EchoCheck?

Smart Propane Scale is rated higher. Smart Propane Scale averages 2.4 out of 5 from 11 ratings, while Tank Sensor by EchoCheck averages 2.0 from 5 ratings.

### Do Smart Propane Scale or Tank Sensor by EchoCheck have ads?

Neither Smart Propane Scale nor Tank Sensor by EchoCheck shows ads.

### Which is updated more often, Smart Propane Scale or Tank Sensor by EchoCheck?

Smart Propane Scale ships an update every 5 months, and Tank Sensor by EchoCheck every 3 weeks. Most recently, Smart Propane Scale was updated on October 17, 2026 and Tank Sensor by EchoCheck on October 20, 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.*