Comparison

HygieneKey vs B.EL.D 5

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

Head to head

About

HygieneKey

Control smart devices integrated with a special chip through your mobile. Easily program machines, manage schedules, monitor battery, and set refill life. Save and import device settings as profiles for quick setup.

Highlights

Profile setting and import
Battery status indication
Refill life setting and status
Working schedule setting
Normal/Peak time options
Device reset and service span setting
Password support

Features

Read full description

Hygienekey is a free application which is easy to control all smart devices that integrated with Hygienekey chip. Just several easy touches on the screen of your mobile, the machine can be programmed very quickly, information like working schedule, refill life, refill spec and peak hour, etc. You can also save your settings as a profile and import it for other devices. • Profile setting • Battery status indication • Refill life setting and status indication • Working schedule setting • Normal/Peak time option • Quick button to turn dispenser OFF • Password support • To have a Test application on APP • To Reset the device on APP • Device service span setting • LED ON/OFF setting • Language option: English and Spanish More information on www.hygienekey.com

About

B.EL.D 5

Features

Read full description

Download BELD as your portable laboratory. The application allows you to measure water quality, food quality and get high accuracy environmental data(such as Temperature and Humidity). BELD is using advanced biotechnology features allowing you to tests anywhere at anytime. Available tests now: - Listeria Monocytogenes (https://embiodiagnostics.eu/solutions/food-safety/) - Salmonella - Environemental - TVC - Redox - Ballast Water test: D-2 IMO BELD 5.0 has a unique ist of features: - Stats - Faster Results - Access to the Dashboard and stats (https://beldashboard.azurewebsites.net/) - Bluetooth connection on BLE - 8 hours of tests with one charge

Screenshots

HygieneKey4 screens

B.EL.D 51 screens

Verdict

The call

The clearest difference is update cadence: B.EL.D 5 at every 2 weeks against HygieneKey's every 2 months. HygieneKey's advantage is iOS requirement (8.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

HygieneKey ships an update every 2 months, B.EL.D 5 every 2 weeks. The most recent releases landed on September 8, 2026 and May 17, 2026 respectively.

Scorecard2 real differences · 6 level

HygieneKey versus B.EL.D 5: the parameters behind the verdict, then further details
Parameter	HygieneKey	B.EL.D 5
Price	Free	Free
Positive reviews	50.0% of reviews	—
Update frequency	Every 2 months	Every 2 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	8.0 — better	13.0
Further details — not scored
Size	59 MB	46 MB
Age rating	4+	4+
Developer	春华赖	SK EMBIO DIAGNOSTICS LTD

In-app purchases

None

HygieneKey

No in-app purchases

None

B.EL.D 5

No in-app purchases

Questions

Is HygieneKey free?

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

Is B.EL.D 5 free?

B.EL.D 5 is free to download, with no in-app purchases.

Do HygieneKey or B.EL.D 5 have ads?

Neither HygieneKey nor B.EL.D 5 shows ads.

Which is updated more often, HygieneKey or B.EL.D 5?

HygieneKey ships an update every 2 months, and B.EL.D 5 every 2 weeks. Most recently, HygieneKey was updated on September 8, 2026 and B.EL.D 5 on May 17, 2026.