Comparison

Optimal Authenticator vs BioSig

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

Head to head
About

Optimal Authenticator

This app provides a secure way to verify your identity for accessing other applications. It uses two-factor authentication via push notifications or verification codes, and allows organizations to register trusted devices for sign-in requests.

Highlights
  • Two-factor authentication
  • Push notification verification
  • On-app verification codes
  • Trusted device registration
  • Secure identity verification
Features
Read full description

With the Optimal Authenticator, quickly and securely verify your identity for access to all of your applications. Authentication features include: Two-factor authentication: Two-factor authentication provides an extra layer of security to your account. When signing in, after entering your password, you'll be asked to provide additional verification via the app. A push notification is sent to your mobile device to alert you of a pending two-factor verification request. Simply tap on the notification to launch the app and tap Approve to complete the verification. Alternatively, you may be prompted to enter the verification code displayed in the app. Device registration: By registering your device through the app, organizations can verify that the sign-in request is coming from a trusted device.

About

BioSig

This app uses behavioral biometrics to create a unique digital signature based on how you draw. It offers a secure, passwordless authentication method that is difficult to replicate, aiming to eliminate fraud and impersonation.

Highlights
  • Behavioral biometrics analysis
  • Unique drawing signature creation
  • Passwordless authentication
  • Fraud and impersonation elimination
  • Device-centric security
  • Revoke and replace system
Features
Read full description

BioSig-ID™ is the first MFA biometric that does not require the user to surrender physical biometric data. Using behavioral biometrics to analyze the unique way individuals draw with devices such as smartphones, tablets or computers, creates a highly personalized biometric signature for each user. This makes it near impossible for unauthorized users to mimic or replicate specific behavioral patterns accurately. A revoke and replace system that offers device-centric security with digital credentials that can’t be shared, stolen, or replicated by any human, hacker, or other technology. This all but eliminates fraud, impersonation, and cheating while offering the end user an easy, almost fun experience when it comes to authentication.

Screenshots

Optimal Authenticator4 screens
BioSig4 screens

Verdict

The call

The clearest difference is rating: Optimal Authenticator at 3.0 against BioSig's 1.0. Optimal Authenticator also leads on ratings volume (4 vs 1). BioSig's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Optimal Authenticator holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Scorecard3 real differences · 7 level
Optimal Authenticator versus BioSig: the parameters behind the verdict, then further details
ParameterOptimal AuthenticatorBioSig
PriceFreeFree
Rating3.0 (4 ratings) — better1.0 (1 ratings)
Positive reviews0.0% of reviews—
Number of ratings4 — better1
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size80 MB9 MB
Age rating4+4+
DeveloperOptimal IdMJ.C. Lads Corporation

Customer experience

Optimal Authenticator

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

BioSig

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Optimal Authenticator

No in-app purchases

None

BioSig

No in-app purchases

Questions

Is Optimal Authenticator free?
Optimal Authenticator is free to download, with no in-app purchases.
Is BioSig free?
BioSig is free to download, with no in-app purchases.
Which has better reviews, Optimal Authenticator or BioSig?
Optimal Authenticator is rated higher. Optimal Authenticator averages 3.0 out of 5 from 4 ratings, while BioSig averages 1.0 from 1 ratings.
Do Optimal Authenticator or BioSig have ads?
Neither Optimal Authenticator nor BioSig shows ads.

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