Comparison

Guardian Dubhe vs PLINNO

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

Head to head
About

Guardian Dubhe

Features
Read full description

The Guardian Dubhe app is for using UWB radar products from UMAIN Inc. It can monitor results received from products installed indoors in real time. It detects everything from the tiny movements of hand and foot to breathing signal. If your sleeping baby wakes up, movement is detected while you're going out, or if you fall in the bathroom and get delayed for a long time, family or people around you can get real-time notifications through the Guardian Dubhe app. UWB radar products from UMAIN Inc. generate the least electromagnetic waves of all radio wave-generated products and can be used safely on the human body 24 hours a day.

About

PLINNO

Features
Read full description

The PLINNO app connects to your Plano watchphone to provide calls, location verification, and security notifications. Your guardian can use the app to make voice and video calls with your child and check their current location and status. [Main Functions] - Real-time location verification and location correction - Safety Zone Settings - SOS, battery shortage, safety zone exit notification - Voice and video calls - Manage designated guardian contacts - Block calls and messages from unregistered numbers Plano works with you to make your child and guardian more secure and connected.

Screenshots

Guardian Dubhe4 screens
PLINNO4 screens

Verdict

The call

The clearest difference is ads: Guardian Dubhe at none against PLINNO's shown. Guardian Dubhe also leads on update cadence (every 6 days vs every 3 weeks) and iOS requirement (13.4 vs 15.6). On price, 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

Guardian Dubhe ships an update every 6 days, PLINNO every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 3 level
Guardian Dubhe versus PLINNO: the parameters behind the verdict, then further details
ParameterGuardian DubhePLINNO
PriceFreeFree
Update frequencyEvery 6 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.4 — better15.6
Further details — not scored
Size45 MB255 MB
Age rating17+4+
DeveloperUMAIN Inc.PlayG Inc.

In-app purchases

None

Guardian Dubhe

No in-app purchases

None

PLINNO

No in-app purchases

Questions

Is Guardian Dubhe free?
Guardian Dubhe is free to download, with no in-app purchases.
Is PLINNO free?
PLINNO is free to download, with no in-app purchases.
Do Guardian Dubhe or PLINNO have ads?
PLINNO shows ads; Guardian Dubhe does not.
Which is updated more often, Guardian Dubhe or PLINNO?
Guardian Dubhe ships an update every 6 days, and PLINNO every 3 weeks. Most recently, Guardian Dubhe was updated on November 4, 2026 and PLINNO on October 31, 2026.

Other comparisons