Comparison

2Element vs COLOP Authentication App

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

Head to head
About

2Element

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This mobile application serves as a universal authenticator for multifactor authentication (MFA) of users. To work it requires a registration on the 2Element server of the organization, where the user's account is to be authenticated. It supports modern methods of authentication, including push notifications secured by biometrics. It also supports OTP codes.

About

COLOP Authentication App

Features
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Give credibility to important documents by sealing them with the COLOP e-mark secure solution. The printed QR-codes lead automatically to the corresponding verification app on the App Store. These QR-codes contain the one and only key to access all information which is fully encrypted and scrambled. For fast and simple authentication imprints, use the multiple-pages mode (User Registration needed). The following traceable details are then securely stored in a blockchain database: - Authorized Organization - Authorized Officer - ID Number of the stamp device - Location where the stamp was created - Date, time and number of the stamp For documents that require the highest security, use the scan-page mode. Besides above details, three more important pieces of information are stored: - Notes made during the stamp creation (optional) - Third party verification (optional) - Original image of the document

Screenshots

2Element3 screens
COLOP Authentication App4 screens

Verdict

The call

The clearest difference is update cadence: COLOP Authentication App at weekly against 2Element's monthly. COLOP Authentication App also leads on iOS requirement (13.4 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

2Element ships an update monthly, COLOP Authentication App weekly. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

Scorecard2 real differences ยท 4 level
2Element versus COLOP Authentication App: the parameters behind the verdict, then further details
Parameter2ElementCOLOP Authentication App
PriceFreeFree
Update frequencyMonthlyWeekly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.013.4 โ€” better
Further details โ€” not scored
Size25 MB12 MB
Age rating4+4+
DeveloperSonpo, a.s.Colop Digital GmbH

In-app purchases

None

2Element

No in-app purchases

None

COLOP Authentication App

No in-app purchases

Questions

Is 2Element free?
2Element is free to download, with no in-app purchases.
Is COLOP Authentication App free?
COLOP Authentication App is free to download, with no in-app purchases.
Do 2Element or COLOP Authentication App have ads?
Neither 2Element nor COLOP Authentication App shows ads.
Which is updated more often, 2Element or COLOP Authentication App?
2Element ships an update monthly, and COLOP Authentication App weekly. Most recently, 2Element was updated on September 17, 2026 and COLOP Authentication App on September 11, 2026.

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