Free
About
Prism AAC — the only free AAC app with on-device AI, Apple Watch support, and 12 languages. No subscription. No ads. No data harvesting. Just communication.
Used by families, speech therapists, and hospitals worldwide. Featured communication tools that work without internet — because your child's voice shouldn't depend on WiFi.
WHY PRISM AAC:
- 100% Free: No hidden fees, no subscriptions.
- Privacy First: On-device AI ensures your data never leaves your device.
- Apple Watch Support: Communicate directly from your wrist.
- Multi-Language: Supports 12 different languages for global accessibility.
- Customizable: Tailor the vocabulary and interface to your child's specific needs.
- Offline Capabilities: Fully functional without an internet connection.
Show more
What's New in Prism
1.8.5
June 18, 2026
Deep accessibility audit — 70 fixes: • Switch scanning — Bluetooth switch, gamepad, or keyboard support • Simplified keyboard — 15-key layout for severe motor impairment • Head tracking — repositioned PIP, toolbar scroll arrows, 800ms min dwell • Emergency — cancel for all severities, high contrast, 8-language support • System a11y — prefers-reduced-motion, prefers-contrast:more • iPhone landscape layout fix, iPad Split View support • 16 emergency words × 8 languages in crash recovery • Pinch-to-zoom enabled, ARIA landmarks, haptic differentiation
More