Comparison

Smart Propane Scale vs Tank Sensor by EchoCheck

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Smart Propane Scale

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
Read full description

Never run out of propane again! Flame King monitors your propane levels for you. From now on, you can know exactly how much propane you have in any given moment. No more guessing, no more getting stuck in the middle of your BBQ. Flame King got your back!

About

Tank Sensor by EchoCheck

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
Read full description

EchoCheck Smart Propane Tank Sensor: https://www.youtube.com/watch?v=N-3CMw6gru8

Screenshots

Smart Propane Scale4 screens
Tank Sensor by EchoCheck3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
Smart Propane Scale versus Tank Sensor by EchoCheck: the parameters behind the verdict, then further details
ParameterSmart Propane ScaleTank Sensor by EchoCheck
PriceFreeFree
Rating2.4 (11 ratings) — better2.0 (5 ratings)
Positive reviews12.5% of reviews — better0.0% of reviews
Number of ratings11 — better5
Update frequencyEvery 5 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better12.0
Further details — not scored
Size47 MB42 MB
Age rating4+4+
DeveloperYSN Imports, Inc.Thincke Electronic Technology Co., Ltd.

Customer experience

Smart Propane Scale

All ratings11 ratings
Positive27.3%
Neutral0.0%
Negative72.7%
Written reviews8 reviews
Positive12.5%
Neutral0.0%
Negative87.5%

Tank Sensor by EchoCheck

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Smart Propane Scale

One-time1
  • 30lbs & 40lbs tank support$1.99
None

Tank Sensor by EchoCheck

No in-app purchases

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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