Comparison

FreeOTP Authenticator vs BlazeAuth

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

Head to head
About

FreeOTP Authenticator

Generate one-time passwords for enhanced online account security. This app creates temporary codes that, when used with your regular password, significantly strengthen your login protection. It functions even without an internet connection.

Highlights
  • Generates one-time passwords
  • Works offline (airplane mode)
  • Supports Google, Facebook, GitHub, etc.
  • Compatible with TOTP/HOTP protocols
  • Open source software
Read full description

FreeOTP adds a second layer of security for your online accounts. This works by generating one-time passwords on your mobile devices which can be used in conjunction with your normal password to make your login nearly impossible to hack. These passwords can be generated even when your phone is in airplane mode. FreeOTP works with many of the great online services you already use, including Google, Facebook, Evernote, GitHub and many more! FreeOTP also may work for your private corporate security if they implement the standardized TOTP or HOTP protocols. This includes great enterprise solutions like FreeIPA. FreeOTP is open source and free software! Licensed under the Apache 2.0 license, you can obtain the source code for FreeOTP at https://fedorahosted.org/freeotp for review or modification. Contributions are welcome!

About

BlazeAuth

This app offers a comprehensive security solution, combining two-factor authentication, a password manager, and VPN protection. Secure your accounts and online privacy with advanced encryption and seamless backup features.

Highlights
  • Two-Factor Authentication (2FA)
  • TOTP code generation
  • Password Manager
  • Encrypted backup
  • Face ID & Touch ID protection
  • Built-in VPN
Features
Read full description

BlazeAuth is a powerful MFA Authenticator that combines 2FA, TOTP, Password Manager, VPN security, and advanced protection tools in one secure solution. Protect your accounts, passwords, and online privacy with advanced encryption and seamless backup. Key Features: Two-Factor Authentication (2FA): • Add 2FA codes via QR scanning, manual entry, or photo import • Import codes from Google and Microsoft Authenticators • Offline Two-Factor Authentication — generate secure codes even in airplane mode • VoiceOver support for 2FA codes Easy Setup: Set up in seconds with fast QR code scanning and simple account management. Backup & Security: • Encrypted backup to safely restore your data when switching devices • Face ID & Touch ID protection • Strong data encryption Password Manager: • Store unlimited passwords securely • Autofill passwords and verification codes for faster logins Password Tools: • Generate strong, unique passwords instantly with Password Generator • Check password strength to improve your security • Data Leak Detection — instantly check if your data has been exposed in breaches Built-in VPN: Access private VPN servers to enhance your online privacy. Why Choose Authenticator? BlazeAuth combines authentication, password management, backup, encryption, VPN protection, and smart security tools in one reliable solution. SUPPORT We aim to build the finest apps for our users. Help us improve by reporting a bug and requesting a feature via Email: support@kanatom.com Premium: To receive full access to BlazeAuth - MFA Authenticator features, you will need to subscribe to Premium. Subscription Details: Payment will be charged to your iTunes Account at confirmation of purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage auto-renewal in your App Store settings. Privacy Policy: https://docs.google.com/document/d/1Usq1kIeNHJIxSW12sB842AbbQS-rBatS/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1N7dxk3cnd7JShMlygkU_s3fFjUKlITpm/edit?usp=sharing

Screenshots

FreeOTP Authenticator2 screens
BlazeAuth4 screens

Verdict

The call

The clearest difference is rating: BlazeAuth at 4.5 against FreeOTP Authenticator's 3.2. BlazeAuth also leads on update cadence (every 8 days vs every 6 months) and review sentiment (60% vs 37%). FreeOTP Authenticator's advantage is in-app purchases (none vs 13) and device support (3 vs 1). On price and ads 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. BlazeAuth sells 12 in-app purchases, starting at $8.99 per 7 days. FreeOTP Authenticator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BlazeAuth holds the better App Store score, 4.5 against 3.2. That said, the two scores are not equally well evidenced: BlazeAuth has 2.1K ratings behind it against 173, so its average is the more settled of the two. Written reviews point the same way: 37% of FreeOTP Authenticator's written reviews are positive against 60% of BlazeAuth's.

UpkeepUpdate frequency

FreeOTP Authenticator ships an update every 6 months, BlazeAuth every 8 days. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard8 real differences · 2 level
FreeOTP Authenticator versus BlazeAuth: the parameters behind the verdict, then further details
ParameterFreeOTP AuthenticatorBlazeAuth
PriceFreeFree
Rating3.2 (173 ratings)4.5 (2.1K ratings) — better
Positive reviews37.0% of reviews60.0% of reviews — better
Number of ratings1732.1K — better
Update frequencyEvery 6 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better16.0
Further details — not scored
Size11 MB1.5 GB
Age rating4+4+
DeveloperRed HatKanatom Limited

Customer experience

FreeOTP Authenticator

All ratings173 ratings
Positive49.1%
Neutral9.8%
Negative41.0%
Written reviews189 reviews
Positive37.0%
Neutral10.6%
Negative52.4%

BlazeAuth

All ratings2,098 ratings
Positive87.0%
Neutral5.9%
Negative7.1%
Written reviews30 reviews
Positive60.0%
Neutral3.3%
Negative36.7%

User reviews

FreeOTP Authenticator

From 173 App Store ratings

What we love

  • 🚀 Simple and lightweight
  • 🔒 Open source and privacy-focused
  • 👍 Clean and intuitive interface
  • 💡 Customizable icons for accounts

Room to improve

  • 🐛 Crashes and bugs after recent updates
  • 🔒 Lack of backup/restore functionality
  • 💡 Limited customization options
  • 👎 Unable to edit or delete accounts

BlazeAuth

From 2.1K App Store ratings

What we love

  • 🚀 Quick, reliable logins
  • 🔒 Keeps accounts secure
  • 👍 Simple setup and smooth operation
  • 👍 No annoying ads

Room to improve

  • 🐛 Does not work on some devices
  • 🐛 Occasional crashes
  • 👎 Limited customization options

Bugs and requests

FreeOTP Authenticator

Reported bugs

3 issues
  • Camera not working for QR code scanning
  • App crashing on launch or when unlocking accounts
  • UI issues on larger iOS devices

Requested features

4 requests
  • Add ability to manually enter account details
  • Implement iCloud/cloud backup sync
  • Allow renaming and deleting of accounts
  • Provide Apple Watch support

BlazeAuth

Reported bugs

2 issues
  • Does not work on I15 devices
  • Information only in German

Requested features

1 request
  • More customization options

In-app purchases

None

FreeOTP Authenticator

No in-app purchases

12 purchases

BlazeAuth

Subscriptions9
  • Weekly Premium$8.997 Days
  • Weekly Premium3 Days trial$9.997 Days
  • Weekly Premium$9.997 Days
Show 6 more
  • Weekly Family Premium3 Days trial2 variants$12.997 Days
  • Annual Premium Offer$29.991 Year
  • Annual Premium$49.991 Year
  • Annual Premium3 Days trial$49.991 Year
  • Annual Premium$69.991 Year
  • Annual Family Premium$79.991 Year
One-time3
  • Lifetime Access$69.99
  • Lifetime Access$89.99
  • Lifetime Family Access$99.99

Questions

Is FreeOTP Authenticator free?
FreeOTP Authenticator is free to download, with no in-app purchases.
Is BlazeAuth free?
BlazeAuth is free to download, with in-app purchases available.
Which has better reviews, FreeOTP Authenticator or BlazeAuth?
BlazeAuth is rated higher. FreeOTP Authenticator averages 3.2 out of 5 from 173 ratings, while BlazeAuth averages 4.5 from 2.1K ratings.
Do FreeOTP Authenticator or BlazeAuth have ads?
Neither FreeOTP Authenticator nor BlazeAuth shows ads.
Which is updated more often, FreeOTP Authenticator or BlazeAuth?
FreeOTP Authenticator ships an update every 6 months, and BlazeAuth every 8 days. Most recently, FreeOTP Authenticator was updated on September 23, 2026 and BlazeAuth on September 22, 2026.

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