OTP Auth vs ChMirror
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OTP Auth
Generate and manage two-factor authentication codes offline. Organize accounts with custom groups, search, and widgets. Securely store keys and choose your preferred protection methods.
- Offline code generation
- QR code scanning
- Custom account groups
- Search functionality
- Home Screen and Lock Screen widgets
- Apple Watch app
- Biometric app lock
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Keep your two-factor codes in one place. OTP Auth is an authenticator for iPhone and iPad that generates verification codes offline and helps you find the right account with groups and search. Generate codes, even offline • Add accounts by scanning a QR code, reading one from an image, or entering a setup key manually. • Generate TOTP and HOTP codes without an internet connection after setup. • See the countdown for time-based codes and tap to copy. Keep accounts organized • Separate work and personal accounts with custom groups. • Drag to reorder and search by name. • Choose icon symbols and colors, with light and dark themes. Codes within reach • View TOTP codes in Home Screen and Lock Screen widgets, or on Apple Watch. • Search accounts and add favorites on Apple Watch. • Lock Screen widgets require iOS 16 or later. Choose your protection • Authentication keys are stored in the device's system Keychain. • Enable the Face ID or Touch ID app lock and choose to hide codes by default. Premium: sync, back up and transfer The following features require an in-app purchase: • iCloud sync: sync authentication accounts between devices. • Encrypted backups: export a password-protected backup and import it when moving to a new device. • Account transfers: import supported authenticator backup files or transfer QR codes. • Service logos: match accounts with their services' icons. Code generation, QR setup, groups, search, icon symbols and colors, widgets, and Apple Watch features are free to use. Works with websites and services that support TOTP or HOTP. Enable two-factor authentication with the service before adding its account to OTP Auth.
ChMirror
Mirror your Apple device screens in real-time to another device. Capture content with screenshots or record videos in MP4 format. Unlock advanced features with various subscription options.
- Real-time screen mirroring
- Screenshot capture
- Video recording (MP4)
- Supports iPhone, iPad, Mac, Apple TV
- Save screen content
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Welcome to ChMirror, a powerful app designed to effortlessly enhance your entertainment experience. It allows you to easily take screenshots and record videos of your Apple TV screen, while also supporting AirPlay to seamlessly receive screen casting from other devices. Whether you want to share memorable moments or present important content, ChMirror has you covered. === Key Features === 1. Screenshots: Capture moments on your Apple TV screen with a single tap and save them as high-quality images for easy sharing or storage. 2. Video Recording: Record high-quality videos of your Apple TV screen, whether you're watching movies, playing games, or giving presentations. Easily share or save them online. 3. Simple and Intuitive Interface: ChMirror features a clean and user-friendly interface, making it easy for anyone to get started. === User Feedback === We value your feedback. Please contact us using the methods below to help us continuously improve and enhance your experience. === Compatibility === ChMirror supports the latest versions of Apple TV, ensuring you can fully enjoy all features. Download ChMirror now and discover a new way to use Apple TV, capturing more amazing moments! === Others === Features such as screen mirroring require a purchase to unlock. You can subscribe monthly/yearly or purchase a lifetime membership. Privacy Policy: https://www.termsfeed.com/live/8d4ee817-b6c1-4559-b9d0-c6efa7286e37 Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula
Screenshots
Verdict
OTP Auth and ChMirror both sit at 3.4 stars, but that hides the real split: 50% of ChMirror's written reviews are positive against 0% of OTP Auth's. ChMirror also leads on update cadence (every 3 weeks vs every 6 months). On price, rating, ratings volume 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
Both are free to download. OTP Auth sells 1 one-off in-app purchase and ChMirror sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 3.4 for OTP Auth against 3.4 for ChMirror. Both are backed by a comparable volume of ratings — 19 and 14 respectively. Written reviews are what separate them: 0% of OTP Auth's written reviews are positive against 50% of ChMirror's.
OTP Auth ships an update every 6 months, ChMirror every 3 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.
| Parameter | OTP Auth | ChMirror |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (19 ratings) | 3.4 (14 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 19 — better | 14 |
| Update frequency | Every 6 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 11 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 浩 王 | 龙 陈 |
Customer experience
OTP Auth
ChMirror
In-app purchases
OTP Auth
- OTPAuth Premium$1.99
ChMirror
- Monthly Membership3 Days trial$0.991 Month
- Annually Membership7 Days trial$2.991 Year
- Lifetime Memebership$3.99









