Comparison

Optimal Authenticator vs BlindSPOT

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

BlindSPOT

View live streams, capture photos, and record video from a connected camera. Control camera rotation and zoom remotely. Access saved media within the app or your phone's gallery.

Highlights
  • Live streaming view
  • Remote PTZ control
  • Photo and video recording
  • Electronic zoom
  • In-app media album
Read full description

The BlindSPOT-360 is a new generation of smartphone/tablet live streaming cameras with a free, ad free app designed for in the field viewing of wild game and more, so get creative. 1. You can view live streaming, take pictures and even record video through the software processes anytime you’re connected to the cameras own WiFi hot spot. 2. Easy “PTZ” allows you to control the rotation/tilt direction of the camera with a simple touch of the screen. 3. Intelligent, 720P high-definition, real-time streaming media technology. 4. Includes electronic zoom function for greater detail at the touch of your fingers whenever needed. 5. The download video and picture files can be viewed from the apps album or your phones gallery in a newly batched album titled BlindSPOT 360.

Screenshots

Optimal Authenticator4 screens
BlindSPOT4 screens

Verdict

The call

The clearest difference is rating: Optimal Authenticator at 3.0 against BlindSPOT's 1.8. BlindSPOT's advantage is iOS requirement (8.0 vs 15.0). On price, review sentiment, ratings volume and update cadence 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 1.8. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Optimal Authenticator ships an update every 3 months, BlindSPOT every 4 months. The most recent releases landed on November 2, 2026 and October 29, 2026 respectively.

Scorecard2 real differences · 8 level
Optimal Authenticator versus BlindSPOT: the parameters behind the verdict, then further details
ParameterOptimal AuthenticatorBlindSPOT
PriceFreeFree
Rating3.0 (4 ratings) — better1.8 (5 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings45 — better
Update frequencyEvery 3 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size80 MB17 MB
Age rating4+4+
DeveloperOptimal IdM庆尧 曾

Customer experience

Optimal Authenticator

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

BlindSPOT

All ratings5 ratings
Positive20.0%
Neutral0.0%
Negative80.0%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Optimal Authenticator

No in-app purchases

None

BlindSPOT

No in-app purchases

Questions

Is Optimal Authenticator free?
Optimal Authenticator is free to download, with no in-app purchases.
Is BlindSPOT free?
BlindSPOT is free to download, with no in-app purchases.
Which has better reviews, Optimal Authenticator or BlindSPOT?
Optimal Authenticator is rated higher. Optimal Authenticator averages 3.0 out of 5 from 4 ratings, while BlindSPOT averages 1.8 from 5 ratings.
Do Optimal Authenticator or BlindSPOT have ads?
Neither Optimal Authenticator nor BlindSPOT shows ads.
Which is updated more often, Optimal Authenticator or BlindSPOT?
Optimal Authenticator ships an update every 3 months, and BlindSPOT every 4 months. Most recently, Optimal Authenticator was updated on November 2, 2026 and BlindSPOT on October 29, 2026.

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