Comparison

Authenticator App vs HotKey OTP

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

Head to head
About

Authenticator App

Features
Read full description

Your Digital Security, Organized & Protected Protect every online account with a smarter way to manage two-factor authentication. Authenticator keeps your verification codes safe, organized, and always ready when you need them. Generate secure 2FA codes, manage accounts, create groups, import existing authenticators, and protect your digital identity — all in one simple and private security app. Designed for speed. Built for privacy. KEY FEATURES Secure 2FA Code Generator Add an extra layer of protection to all your accounts with time-based one-time passwords (TOTP). Authenticator supports thousands of popular services including: Google, Facebook, Instagram, Microsoft, Amazon, Discord, Dropbox, PayPal, GitHub, Slack, Shopify, Zoom and many more. Fast QR Code Scanner Set up two-factor authentication instantly. Simply scan a QR code and your secure verification codes are ready to use. Manual Account Setup No QR code? No problem. Enter your setup key manually to create authentication codes whenever scanning is unavailable. Easy Import & Migration Moving from another authenticator app is simple. Import your existing 2FA accounts using supported files and bring your codes with you in seconds. Smart Account Groups Keep your security organized. Create custom groups for Work, Personal, Social accounts or anything you need. Find the right code faster without searching through endless accounts. Encrypted Backup & Sync Your security data stays protected with encrypted storage. Safely back up your authentication accounts and restore them when switching devices. Password Manager Store your passwords securely in one place. Keep your important login information protected and easy to access whenever you need it. Strong Password Generator Create powerful passwords instantly. Customize password length, numbers and characters to improve your account security. Private App Lock Your authenticator should only belong to you. Protect access with Face ID, Touch ID or device security. Clean & Simple Experience Security does not have to be complicated. Authenticator is designed with a modern interface that makes protecting your accounts fast, clear and effortless. YOUR PRIVACY COMES FIRST Your accounts, passwords and authentication codes are your personal data. Authenticator is built with privacy in mind, keeping your information protected and under your control. Secure your accounts today. Simple. Private. Protected. If you have any questions, please contact us: rubiklab.net@gmail.com Privacy Policy: https://sites.google.com/view/nexauth/privacy-policy Terms of Use: https://sites.google.com/view/nexauth/terms-of-service

About

HotKey OTP

This app securely generates and stores two-factor authentication codes for your accounts. It supports various import methods, offers offline functionality, and syncs across Apple devices via iCloud Keychain. Privacy is a core focus, with no tracking or ads.

Highlights
  • Generate TOTP and HOTP codes
  • Import from other authenticator apps
  • Steam Guard support
  • Organize accounts with folders and notes
  • Instant code copy with auto-clear
  • Widgets and AutoFill support
  • iCloud Keychain sync
Features
Read full description

HotKey OTP is a fast, private two-factor authentication app. It generates the time-based (TOTP) and counter-based (HOTP) verification codes you need to sign in — stored securely on device and synced across your iPhone, iPad, and Mac with iCloud Keychain. FEATURES • Add accounts by scanning a QR code, pasting an otpauth link, importing a file, or entering a key by hand • Import from Google Authenticator, 2FAS, and Aegis • Steam Guard support — get your 5-character Steam codes • Organize accounts into folders and add private notes • Tap any code to copy it instantly; optional auto-clear keeps your clipboard clean • Home Screen and Lock Screen widgets, plus AutoFill for one-time codes • Face ID / Touch ID lock • iCloud Keychain sync — your accounts appear automatically on all your Apple devices • Works completely offline PRIVATE BY DESIGN • No account or sign-up required • No analytics, no tracking, no ads • Your secrets never leave your devices and Apple's iCloud Keychain Now available in English, Russian, German, French, and Simplified Chinese. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Authenticator App4 screens
HotKey OTP4 screens

Verdict

The call

The clearest difference is update cadence: HotKey OTP at every 3 days against Authenticator App's every 11 days. HotKey OTP also leads on device support (4 vs 1). On price, ads, in-app purchases and iOS requirement 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. Authenticator App sells 2 in-app purchases, starting at $9.99 per 7 days and HotKey OTP sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Authenticator App ships an update every 11 days, HotKey OTP every 3 days. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 7 level
Authenticator App versus HotKey OTP: the parameters behind the verdict, then further details
ParameterAuthenticator AppHotKey OTP
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 11 daysEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad, Mac, Apple Watch — better
Requires iOS16.0 — better17.0
Further details — not scored
Size15 MB14 MB
Age rating4+4+
DeveloperRubiklabHayk Bareghamyan

In-app purchases

2 purchases

Authenticator App

Subscriptions2
  • Weekly Plan3 Days trial$9.997 Days
  • Yearly Plan$59.991 Year
2 purchases

HotKey OTP

Subscriptions1
  • Monthly Subscription$4.991 Month
One-time1
  • Lifetime Unlock$14.99

Questions

Is Authenticator App free?
Authenticator App is free to download, with in-app purchases available.
Is HotKey OTP free?
HotKey OTP is free to download, with in-app purchases available.
Do Authenticator App or HotKey OTP have ads?
Neither Authenticator App nor HotKey OTP shows ads.
Which is updated more often, Authenticator App or HotKey OTP?
Authenticator App ships an update every 11 days, and HotKey OTP every 3 days. Most recently, Authenticator App was updated on September 29, 2026 and HotKey OTP on October 3, 2026.

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