Comparison

KnowItAll Activator vs atmospherePro

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

Head to head

Activate atSign to share files

Free

🔧 Utilities

No ratingsView app →

About

KnowItAll Activator

Features

Read full description

Users who have installed the KnowItAll Informatics System software on a computer that is not connected to the internet can use this app on a device or smartphone that is connected to the internet to register and activate the KnowItAll software.

About

atmospherePro

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atmospherePro makes truly encrypted file transfer possible. After activating your atSign with atmospherePro, you can: - Send files across any device regardless of your location. - Share contracts, tax information, and other confidential information without worrying about your data being stored on a server in the cloud. - Files are totally private.

Screenshots

KnowItAll Activator1 screens

atmospherePro4 screens

Verdict

The call

The clearest difference is update cadence: atmospherePro at every 2 months against KnowItAll Activator's every 23 months. atmospherePro also leads on device support (4 vs 2). KnowItAll Activator's advantage is iOS requirement (9.2 vs 13.0). On price, ads and in-app purchases 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

KnowItAll Activator ships an update every 23 months, atmospherePro every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 3 level

KnowItAll Activator versus atmospherePro: the parameters behind the verdict, then further details
Parameter	KnowItAll Activator	atmospherePro
Price	Free	Free
Update frequency	Every 23 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod, Mac — better
Requires iOS	9.2 — better	13.0
Further details — not scored
Size	13 MB	38 MB
Age rating	4+	17+
Developer	Wiley	Atsign

In-app purchases

None

KnowItAll Activator

No in-app purchases

None

atmospherePro

No in-app purchases

Questions

Is KnowItAll Activator free?

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

Is atmospherePro free?

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

Do KnowItAll Activator or atmospherePro have ads?

Neither KnowItAll Activator nor atmospherePro shows ads.

Which is updated more often, KnowItAll Activator or atmospherePro?

KnowItAll Activator ships an update every 23 months, and atmospherePro every 2 months. Most recently, KnowItAll Activator was updated on October 3, 2026 and atmospherePro on October 7, 2026.