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LucidPal

On-device AI calendar assistant for iOS

🔒 Zero telemetry📵 No internet required🆓 Free, open source

App Store release coming soon

Everything You Need

A pocket AI that actually respects your privacy

🔒
Fully On-Device
Model runs in your iPhone's RAM. No internet connection, no API keys, no data ever leaves your phone.
📅
Calendar Read & Write
Create, rename, delete, and look up events. Ask naturally — "add a dentist at 3pm Friday" — and it appears instantly in the iOS Calendar app.
🎙️
Voice Input
Tap the mic and speak. WhisperKit transcribes on-device, no audio ever sent to a server.
⏱️
Free Time Finder
Ask "when am I free this afternoon?" and LucidPal checks your calendar for conflicts automatically.
Siri Shortcuts
Ask a question, check your schedule, add an event, or find free time — all hands-free from Siri or the Shortcuts app.
📌
Pinned Prompts
Save frequently used questions as chips above the input bar. One tap to reuse in any session.
3
Model Sizes
0
API Keys Needed
iOS 16
Minimum
100%
On-Device

Choose Your Model

LucidPal recommends the right size automatically based on your device RAM

Qwen3.5 0.8B
0.51 GB
Q4_K_M — fast, minimal footprint
2–3 GB RAM
Qwen3.5 4B
2.5 GB
Q4_K_M — highest quality, iPhone Pro class
5 GB+ RAM

Compare models in detail →

Under the Hood

Everything stays on your device, from mic to response

Your VoiceWhisperKitQwen3.5EventKitResponse

No network request is made at any step. Your mic audio is discarded after transcription.

Read the full privacy guide →

Your pocket AI, ready the moment you open it.

No login. No subscription. No internet. Just ask.