KCK QR reader vs Authenticator App ©
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KCK QR reader
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【登下校管理】 ・登校を登録する 保護者が持参した児童のQRコードを読み取る事で、登校を登録します。 ・下校を登録する 登校と同様の手順で、下校を登録します。 【児童写真登録】 ・児童の写真を登録する 児童のQRコードを読み取り後、写真撮影してアップロードする事が出来ます。 アップロードする前に画像の確認や拡大、トリミングを行う事が出来ます。
Authenticator App ©
This app generates Time-based One-time Passwords (TOTP) for secure two-factor authentication (2FA) and multi-factor authentication (MFA). It simplifies logins by scanning QR codes and storing encrypted account data, offering backup and sync features.
- Generates Time-based One-time Passwords (TOTP)
- Supports Two-Factor Authentication (2FA)
- Supports Multi-Factor Authentication (MFA)
- QR code scanning for setup
- Encrypted data storage
- Secure backup and sync
- Touch ID/Face ID authorization
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Two Factor Authenticator is a simple and secure Mobile Authentication app (2FA Authenticator) that generates Time-based One-time authentication Passwords (TOTP). Authenticator App to help keep your online accounts secure on supporting TOTP websites. This Authenticator app makes your login more secure! By automatically scanning a QR code, this authenticator app generates a one-time password (OTP) for two-factor authentication (2FA) or multi-factor authentication (MFA), to protect your log-in and accounts from hacking. All commonly used online services like Google, Facebook, Github, LinkedIn, Dropbox, and thousands of other cloud applications can log in using the 2FA token generated by this authenticator app. With this authenticator, you can easily log into all your online accounts without having to remember various passwords. Authenticator app features: -Easy and user friendly No account setup is required, automatically scan QR Code with this authenticator and get a one-time password to enable 2FA/MFA authentication for your login. -Secure & Private Authy Authenticate All data stored in Authenticator is always encrypted, even when it's stored in iCloud to ensure that you are the only one who can access your data with 2-step authorization. - Protect your passwords Manage & Storage your account passwords, and keeps them safe and secure behind the one password that only you know. - Backup & Sync : In 2FA Authenticator, you can always make a secure encrypted backup, in case you lose your device or switch to a new one. With Autentifikator all your tokens will automatically synchronize across all devices. -Authorize with Touch ID or Face ID Confirm your identity with the application using Touch ID or Face ID and generate one-time tokens required to log in to your online accounts. - All Popular Accounts: We support verification (but are not associated with) the most popular services including Facebook, Google Chrome, Coinbase, Binance Playstation, Steam, Amazon, Paypal, Gmail, MS Microsoft, Instagram, Discord, Epic Roblox, and thousands of other providers. Information about the auto-renewal of subscription: – Payment will be charged to iTunes Account at confirmation of purchase. – Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. – Account will be charged for renewal within 24 hours before the end of the current period. The cost depends on the selected plan. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Privacy Policy: https://auth.intellvis.com/log/inislab/page?k=privepolicy Terms of Use: https://auth.intellvis.com/log/inislab/page?k=termsofuse
Screenshots
Verdict
The clearest difference is in-app purchases: KCK QR reader at none against Authenticator App ©'s 10. KCK QR reader also leads on ads (none vs shown) and iOS requirement (12.0 vs 15). Authenticator App ©'s advantage is update cadence (every 2 months vs every 38 months) and device support (5 vs 2). On price 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
Both are free to download. Authenticator App © sells 10 in-app purchases, starting at $5.99 per 7 days. KCK QR reader asks for nothing beyond the download.
KCK QR reader ships an update every 38 months, Authenticator App © every 2 months. The most recent releases landed on September 25, 2026 and October 14, 2026 respectively.
| Parameter | KCK QR reader | Authenticator App © |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.9 (631 ratings) — better |
| Positive reviews | — | 32.6% of reviews |
| Number of ratings | — | 631 — better |
| Update frequency | Every 38 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 12.0 — better | 15 |
| Further details — not scored | ||
| Size | 3 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | CRITERIA Co.,Ltd. | IntelliVision limited |
Bugs and requests
KCK QR reader
Not enough reviews yet to summarise bugs or requests.
Authenticator App ©
Reported bugs
3 issues- App crashes on launch
- Unable to add accounts
- Subscription issues
Requested features
3 requests- Free trial option
- Easier integration with other services
- More transparent pricing
In-app purchases
KCK QR reader
No in-app purchases
Authenticator App ©
- Authenticator Weekly PRO$5.997 Days
- Authenticator Monthly PRO$9.991 Month
- Authenticator Weekly Plan3 Days trial$9.997 Days
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- Authenticator 6-Months PRO$29.996 Months
- Authenticator Yearly Plan - Offer$29.991 Year
- Authenticator Yearly PRO3 Days trial$39.991 Year
- Authenticator Yearly PRO$39.991 Year
- Authenticator Yearly Plan$49.991 Year
- Authenticator Yearly Plan3 Days trial$49.991 Year
- Authenticator Lifetime PRO$99.99







