Eye Keyboard vs SightKey
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Eye Keyboard
This app enables text input using only eye movements, offering a hands-free communication solution for individuals with limited mobility. It features basic eye-tracking for free, with premium options for advanced features like predictive text and voice output.
- Eye-tracking text input
- Hands-free operation
- Grid-based keyboard
- Smart word suggestions
- Voice output
- Email integration
- Privacy-focused processing
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Eye Keyboard is an innovative assistive technology app that enables text input through eye movements alone. Designed with accessibility at its core, this app empowers individuals with limited mobility to communicate, type, and interact with their devices using only their eyes. **Who Can Benefit** Eye Keyboard is particularly helpful for individuals with conditions that limit physical movement but retain eye mobility, including: - ALS (Amyotrophic Lateral Sclerosis) - Locked-in Syndrome - Cerebral Palsy (CP) - Spinal Cord Injury (SCI) - Stroke survivors with severe motor impairment - Muscular Dystrophy - Multiple Sclerosis (MS) - Other conditions affecting motor control **Key Features** FREE: - Basic Eye-Tracking Technology: Try the core eye-tracking functionality - Grid-Based Keyboard: Test the interface with limited usage PREMIUM (In-App Purchase Required): - Advanced Eye-Tracking Technology: Full access to precise text input using your device's TrueDepth camera - Unlimited Usage: No restrictions on typing sessions - Smart Word Suggestions: Intelligent predictive text to speed up typing - Customizable Settings: Adjust sensitivity, dwell time, and other parameters to match your needs - Voice Output: Text-to-speech functionality to help you communicate - Email Integration: Send emails directly from the app ALL VERSIONS: - Hands-Free Operation: Complete text input without touching the screen - Privacy-Focused: All processing happens on your device - no data leaves your phone **How It Works** 1. Position your device at a comfortable viewing distance 2. Look at the keyboard grid displayed on screen 3. Focus your gaze on the desired letter or function 4. The app detects your eye position and makes selections based on dwell time 5. Build words and sentences naturally through eye movements **Important Medical Disclaimer** Eye Keyboard is designed as a communication and accessibility aid. This app is NOT a medical device and is not intended to diagnose, treat, cure, or prevent any disease or medical condition. It should not be used as a substitute for professional medical equipment, medical advice, diagnosis, or treatment. Always consult with qualified healthcare professionals regarding your medical needs. **Privacy and Security** Your privacy is our priority. Eye Keyboard processes all eye-tracking data locally on your device. We do not collect, store, or transmit your eye-tracking information or typed content to any external servers. For more information: - Privacy Policy: https://lago.chat/eye/privacy-policy.html - Terms of Use: https://lago.chat/eye/terms-of-use.html **Requirements** - Device with TrueDepth camera (iPhone X or later, iPad Pro 11-inch or later, iPad Pro 12.9-inch 3rd generation or later) - iOS 13.0 or later - ARKit support **Support** We are committed to making Eye Keyboard the best assistive technology tool possible. If you have questions, feedback, or need assistance, please reach out to our support team through the app's contact feature. Eye Keyboard - Empowering communication through eye-tracking technology.
SightKey
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This is an innovative accessibility app that allows you to freely operate your iPhone just by moving your eyes. Track your gaze in real-time using ARKit's facial recognition technology. Even people who cannot use their hands and fingers as they would like can still type, communicate, and browse the web just by moving their eyes. ■ Line of sight dial You can operate the keyboard, which supports Japanese 50 sounds and English QWERTY, just by looking at it. Characters are entered just by looking at them (dwell input), and predictive conversion makes it even smoother. It also supports finger tapping. ■ Voice reading Read the entered text out loud on the spot. We provide easy support for communication for people who have difficulty expressing themselves. ■ Fixed phrase panel Pre-register frequently used words such as "Thank you" and "Give me some water." You can quickly call it up with your gaze and read it aloud right away. ■ Bookmark If you save frequently visited web pages, you can quickly access them using eye movements. ■ Calibration Custom adjust gaze accuracy according to eye characteristics. You can set the operation feeling that is best for your eyes. --- This app requires a TrueDepth camera (iPhone with a depth sensor on the front camera). This app is a must-use for people who have difficulty operating a smartphone due to physical conditions such as ALS, muscular dystrophy, spinal cord injury, or the aftereffects of a stroke, as well as their families and supporters. Towards a world where everyone can freely express their will. SightKey turns your "eyes" into your "hands." --- Support site: https://adolfoi.info/ Privacy Policy: https://adolfoi.info/page_id197/ Terms of Use: https://adolfoi.info/page_id501/ Contact us: https://adolfoi.info/support/ A Premium subscription (separate purchase) is required to use this app. After purchase, you can use all features, including eye-gaze browsing, text input, phrases, bookmarks, and advanced settings. Please check the in-app purchase screen for pricing and plans.
Screenshots
Verdict
The clearest difference is iOS requirement: Eye Keyboard at 13.0 against SightKey's 15.0. On price, ads, in-app purchases and device support 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. Eye Keyboard sells 1 one-off in-app purchase and SightKey sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Eye Keyboard | SightKey |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 19 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | Grand Penway | Mitsuhiro Hashimoto |
In-app purchases
Eye Keyboard
- Full Version Unlock$19.99
SightKey
- Premium (Monthly)$4.991 Month
- Premium (Yearly)$49.991 Year








