# Tank Sensor by EchoCheck vs Keno Lab

The clearest difference is rating: Keno Lab at 5.0 against Tank Sensor by EchoCheck's 2.0. Keno Lab also leads on update cadence (daily vs every 3 weeks). Tank Sensor by EchoCheck's advantage is in-app purchases (none vs 2) and ratings volume (5 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Keno Lab sells 2 in-app purchases, starting at $6.99 per month. Tank Sensor by EchoCheck asks for nothing beyond the download.

Keno Lab holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: Tank Sensor by EchoCheck has 5 ratings behind it against 1, so its average is the more settled of the two.

Tank Sensor by EchoCheck ships an update every 3 weeks, Keno Lab daily. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Tank Sensor by EchoCheck | Keno Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (5 ratings)](https://appshunter.io/ios/app/tank-sensor-by-echocheck/id6466607919/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keno-lab/id6762023517/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | **Free** | Subscription |
| Size | 42 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Thincke Electronic Technology Co., Ltd.](https://appshunter.io/developer/1681561680) | [Steven Sarkisian](https://appshunter.io/developer/1892510593) |

## What reviewers say

### 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


### Keno Lab

[App page](https://appshunter.io/ios/app/keno-lab/id6762023517)

This app provides historical draw data and trend analysis for Keno players. It helps users understand number behavior, explore patterns, and make more informed picks with data-driven suggestions. A subscription is required for full access to advanced features.

**Highlights:** Historical draw data tracking, Hot and cold number analysis, Trend exploration, Data-driven pick suggestions, Fast and clean interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $69.99 | per year |


## Frequently asked questions

### Is Tank Sensor by EchoCheck free?

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

### Is Keno Lab free?

Keno Lab is free to download, with in-app purchases available.

### Which has better reviews, Tank Sensor by EchoCheck or Keno Lab?

Keno Lab is rated higher. Tank Sensor by EchoCheck averages 2.0 out of 5 from 5 ratings, while Keno Lab averages 5.0 from 1 ratings.

### Do Tank Sensor by EchoCheck or Keno Lab have ads?

Neither Tank Sensor by EchoCheck nor Keno Lab shows ads.

### Which is updated more often, Tank Sensor by EchoCheck or Keno Lab?

Tank Sensor by EchoCheck ships an update every 3 weeks, and Keno Lab daily. Most recently, Tank Sensor by EchoCheck was updated on October 20, 2026 and Keno Lab on October 7, 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.*