Comparison

AMBmobile vs FlexSpec Backpack

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

Head to head

About

AMBmobile

Features

Read full description

This App is intended to control Narda AMB-mobile monitoring station, with a compact set of basic commands. Communication is via Wifi. The user can launch, stop and pause a new EMF acquisition without the need of a laptop. A quick manual is given in the App via Help button.

About

FlexSpec Backpack

Features

Read full description

The FlexSpec Backpack app provides the user interface for the FlexSpec Backpack product, which provides radiation detection, radionuclide identification, and categorization of radioactive material in a portable form factor. Use the app to: - View real-time information from gamma and neutron detectors, including count rates and dose rates - View real-time alarm information, including radionuclide identification, source categorization, and direction to the source - View detailed information associated with each alarm, including spectroscopic data and GPS location - Send data from each alarm directly to a supervisor or dedicated reachback center - View status information from the hardware, including any fault conditions - Send technical support requests directly to the manufacturer Learn more at: www.bubbletech.ca

Screenshots

AMBmobile4 screens

FlexSpec Backpack1 screens

Verdict

The call

The clearest difference is update cadence: FlexSpec Backpack at every 24 months against AMBmobile's every 51 months. FlexSpec Backpack also leads on iOS requirement (9.3 vs 15.6). 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

AMBmobile ships an update every 51 months, FlexSpec Backpack every 24 months. The most recent releases landed on September 22, 2026 and September 28, 2026 respectively.

Scorecard2 real differences · 4 level

AMBmobile versus FlexSpec Backpack: the parameters behind the verdict, then further details
Parameter	AMBmobile	FlexSpec Backpack
Price	Free	Free
Update frequency	Every 51 months	Every 24 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.6	9.3 — better
Further details — not scored
Size	2 MB	140 MB
Age rating	4+	4+
Developer	Elettronica Monti	Bubble Technology Industries

In-app purchases

None

AMBmobile

No in-app purchases

None

FlexSpec Backpack

No in-app purchases

Questions

Is AMBmobile free?

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

Is FlexSpec Backpack free?

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

Do AMBmobile or FlexSpec Backpack have ads?

Neither AMBmobile nor FlexSpec Backpack shows ads.

Which is updated more often, AMBmobile or FlexSpec Backpack?

AMBmobile ships an update every 51 months, and FlexSpec Backpack every 24 months. Most recently, AMBmobile was updated on September 22, 2026 and FlexSpec Backpack on September 28, 2026.