Avicenna Keyboard vs Cali AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Avicenna Keyboard
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Avicenna Keyboard is a custom iOS keyboard app designed exclusively for research participants enrolled in health research studies. It allows for the anonymous collection of typing behavior data to support academic and scientific research, with your full consent and control. Privacy First: • We do not collect any personal identifiers. • We do not collect keystrokes from password fields. • All data collection is anonymous and securely stored on your device. How It Works: This keyboard logs typing behavior (like typing speed, key presses) for research purposes. No sensitive data is collected. The companion app is responsible for uploading data. Without it, the data stays only on your device. Easy Setup: 1. Install this keyboard app. 2. Follow on-screen instructions to: • Set it as your default keyboard • Grant "Full Access" permission (required for local logging) 3. Install the companion app to manage your data and participate in the study. You're in Control: • You can uninstall the keyboard app at any time to stop data collection. • You can delete your account or withdraw from the study anytime via the companion app. • You can toggle permissions or change your default keyboard from device settings.
Cali AI
Effortlessly track your nutrition with AI-powered food scanning and manual entry. Monitor calories, macros, and water intake with a customizable interface and personalized goals. Build healthier habits with detailed logs and an interactive dashboard.
- AI-powered food scanning
- Manual food entry
- Calorie and macro calculation
- Customizable dashboard
- Daily logs and history
- Personalized goals
- Water and workout tracking
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Cali Ai makes tracking your nutrition effortless with powerful AI and a clean, customizable interface. Scan meals using your camera or enter items manually, and let the app calculate calories, macros, and water goals instantly. Your personal dashboard shows progress at a glance, while daily logs keep you on track over time. Customize your experience during onboarding with unit selection and color themes, then fine‑tune settings any time. Cali Ai supports weight goals, activity levels, and full profile management — all designed to help you build healthier habits. Features AI‑powered food scanning: just point & shoot to log meals Manual search and quick entry for any food item Interactive dashboard with remaining/total/net calories Detailed daily logs & history Personalized goals and profile settings Custom onboarding with unit, theme & color choice Water tracking (oz/ml) and workout logging Dark mode support and tablet friendly Join thousands of users who’ve made nutrition tracking simple, fast, and smart with Cali Ai. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Cali AI at every 3 weeks against Avicenna Keyboard's every 4 months. 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. Neither carries in-app purchases, so what you see is what you pay.
Avicenna Keyboard ships an update every 4 months, Cali AI every 3 weeks. The most recent releases landed on September 10, 2026 and September 14, 2026 respectively.
| Parameter | Avicenna Keyboard | Cali AI |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 10 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Avicenna Research Inc. | Noah M |
In-app purchases
Avicenna Keyboard
No in-app purchases
Cali AI
No in-app purchases









