Comparison

PG Sentinel Go vs SeaLife Micro 3+

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

Head to head

★ 1.734 ratingsView app →

About

PG Sentinel Go

Features

Read full description

Easy access for live viewing of Proguard Tech cameras. View your cameras the same way your monitoring agents do, "LIVE"!

About

SeaLife Micro 3+

Wirelessly connect your underwater camera to your iPhone or iPad to view, download, and manage photos and videos. The app also allows for live streaming and remote camera control, ensuring you don't miss a moment underwater.

Highlights

Wireless camera connection
View and download photos/videos
Firmware updates
Live streaming view
Remote capture and settings control

Features

Read full description

Works with SeaLife Micro 3.0 underwater cameras. The SeaLife Micro 3+ app wirelessly connects the camera to your iPhone or iPad and includes the following features: • View pictures and play videos saved in camera’s memory on your iPhone and iPad • Wirelessly download pictures and videos from camera to your iPhone and iPad • Checks for new camera firmware updates and installs firmware updates • Downloaded files are automatically saved to iPhone’s/iPad’s Photo Gallery app • Live streaming view (above water) – you can see what the camera sees up to 100ft (30m) distance from the camera • Remotely capture pictures and videos and change camera settings

Screenshots

PG Sentinel Go3 screens

SeaLife Micro 3+4 screens

Verdict

The call

The clearest difference is update cadence: SeaLife Micro 3+ at every 7 months against PG Sentinel Go's every 48 months. SeaLife Micro 3+ also leads on iOS requirement (11.0 vs 15.0). 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

PG Sentinel Go ships an update every 48 months, SeaLife Micro 3+ every 7 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level

PG Sentinel Go versus SeaLife Micro 3+: the parameters behind the verdict, then further details
Parameter	PG Sentinel Go	SeaLife Micro 3+
Price	Free	Free
Rating	—	1.7 (34 ratings) — better
Positive reviews	—	0.0% of reviews
Number of ratings	—	34 — better
Update frequency	Every 48 months	Every 7 months — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0	11.0 — better
Further details — not scored
Size	23 MB	206 MB
Age rating	4+	4+
Developer	Proguard Technologies, LLC	Ability Enterprise Co., Ltd.

In-app purchases

None

PG Sentinel Go

No in-app purchases

None

SeaLife Micro 3+

No in-app purchases

Questions

Is PG Sentinel Go free?

PG Sentinel Go is free to download, with no in-app purchases.

Is SeaLife Micro 3+ free?

SeaLife Micro 3+ is free to download, with no in-app purchases.

Do PG Sentinel Go or SeaLife Micro 3+ have ads?

Neither PG Sentinel Go nor SeaLife Micro 3+ shows ads.

Which is updated more often, PG Sentinel Go or SeaLife Micro 3+?

PG Sentinel Go ships an update every 48 months, and SeaLife Micro 3+ every 7 months. Most recently, PG Sentinel Go was updated on November 6, 2026 and SeaLife Micro 3+ on November 3, 2026.