Comparison

aInventarium vs 16 Relay Controller

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

Head to head

About

aInventarium

Features

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An Home or Small Business Inventory platform, where you can organise your products by categories and Families. You can benefit from permanent inventory in your pocket, where your can register all types of products (groceries, medication, furniture, electronic equipments...). Now, you only buy what you really need. you can also provide to your insurance company a list of the items that you have at home. And much more ...

About

16 Relay Controller

Features

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App to control henry solutions 16 Relay hardware devices. The 16 Relay controller connects to an IOT device via web service calls. The webservice endpoints you connect to is determined by the application settings. The default IP address of the webservice for the relay controller is set to a non-routable IP address of 192.168.4.2. The app only uses http and not https so it is only suitable for controlling IOT devices in a closed environment. The 16 Relay controller is limited to sending only the following URL request to the IP address you enter in the settings: http://[ip-address]/status http://[ip-address]/status/[relay-number] http://[ip-address]/on/[relay-number] http://[ip-address]/off/[relay-number] http://[ip-address]/allon http://[ip-address]/alloff http://[ip-address]/hb

Screenshots

aInventarium4 screens

16 Relay Controller3 screens

Verdict

The call

The clearest difference is update cadence: aInventarium at every 4 months against 16 Relay Controller's every 34 months. aInventarium also leads on iOS requirement (16 vs 18.6). 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

aInventarium ships an update every 4 months, 16 Relay Controller every 34 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 4 level

aInventarium versus 16 Relay Controller: the parameters behind the verdict, then further details
Parameter	aInventarium	16 Relay Controller
Price	Free	Free
Update frequency	Every 4 months — better	Every 34 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	16 — better	18.6
Further details — not scored
Size	44 MB	0 MB
Age rating	4+	4+
Developer	Paulo Silva	Mike Henry

In-app purchases

None

aInventarium

No in-app purchases

None

16 Relay Controller

No in-app purchases

Questions

Is aInventarium free?

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

Is 16 Relay Controller free?

16 Relay Controller is free to download, with no in-app purchases.

Do aInventarium or 16 Relay Controller have ads?

Neither aInventarium nor 16 Relay Controller shows ads.

Which is updated more often, aInventarium or 16 Relay Controller?

aInventarium ships an update every 4 months, and 16 Relay Controller every 34 months. Most recently, aInventarium was updated on October 3, 2026 and 16 Relay Controller on October 6, 2026.