Comparison

monitorCat vs Smart Mattress User Edition

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

Head to head

monitorCat

smoke/CO alarm Wi-Fi assitant

Free

🔧 Utilities

No ratingsView app →

Smart Mattress User Edition

Free

🔧 Utilities

No ratingsView app →

About

monitorCat

Features

Read full description

A lot of smoke/CO detector can NOT send internet notification other than generating loud or pitch noise alarm, the App use your smart phone to listen to the alarm and send real time gmail notification, by which, we extend life to our old smart phone to be as wireless assistant, what's more, we don't have to buy expensive wireless smoke/CO detector and pay monthly fee, the App is free!

About

Smart Mattress User Edition

Features

Read full description

**Zhongxin An Smart Mattress** - Easily connect your smartphone with the smart mattress, choose from multiple scenarios, and customize a delightful sleep experience.

Screenshots

monitorCat3 screens

Smart Mattress User Edition3 screens

Verdict

The call

The clearest difference is update cadence: monitorCat at fortnightly against Smart Mattress User Edition's every 6 weeks. monitorCat also leads on 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

monitorCat ships an update fortnightly, Smart Mattress User Edition every 6 weeks. The most recent releases landed on October 25, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 4 level

monitorCat versus Smart Mattress User Edition: the parameters behind the verdict, then further details
Parameter	monitorCat	Smart Mattress User Edition
Price	Free	Free
Update frequency	Fortnightly — better	Every 6 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	8.0 — better	13.0
Further details — not scored
Size	8 MB	38 MB
Age rating	4+	4+
Developer	Wei Zhao	Zhejiang Zhongxin'an Medical Technology Co., Ltd.

In-app purchases

None

monitorCat

No in-app purchases

None

Smart Mattress User Edition

No in-app purchases

Questions

Is monitorCat free?

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

Is Smart Mattress User Edition free?

Smart Mattress User Edition is free to download, with no in-app purchases.

Do monitorCat or Smart Mattress User Edition have ads?

Neither monitorCat nor Smart Mattress User Edition shows ads.

Which is updated more often, monitorCat or Smart Mattress User Edition?

monitorCat ships an update fortnightly, and Smart Mattress User Edition every 6 weeks. Most recently, monitorCat was updated on October 25, 2026 and Smart Mattress User Edition on October 4, 2026.