Speak your mind. Kalpa remembers the rest.
Capture your day by voice on iPhone and Apple Watch — and get a memory you can search and talk to.
Free to start · Private on-device · Best if you'll capture a few thoughts a week
Never lose a thought.
Catch it the second it lands — Kalpa holds onto the rest, so you don't have to.
Private by design
On-device — your words never become training data.
It connects the dots.
Topics, people and ideas, linked on their own.
Capture from your wrist.
No pendant, no recorder — just talk.
Not just meetings.
Walks, notes, ideas — sorted by topic.
Every recording becomes something you can use.
Kalpa turns your voice into clean transcripts, summaries, topics and people — organized the moment you stop talking.
- Topics & summaries from every recording
- Search and recall in seconds
- A mind map of everything you've said
Three steps. Then it remembers.
Speak whenever a thought lands. Kalpa does the rest — quietly, in seconds.
Speak
Tap record on your iPhone or Apple Watch and think out loud. No setup, no limit.
Understand
On-device transcription becomes a summary, topics, people and action items.
Recall
Search, browse your mind map, or just ask — Kalpa answers from your own life.
Start free. Grow into a second brain.
Start free — recording and on-device transcription are always free.
Capture your whole life — free, and on your device.
- Unlimited recording & on-device transcription
- 5 hrs/mo of AI insights & summaries
- Chat with Kalpa Base & Smart
- 25 languages
A smart daily memory that keeps up with you.
- Everything in Free
- 30 hrs/mo AI processing · 4-hour recordings
- Reasoning chat (Kalpa Smart) + advanced models
- Mind map & deeper insights
Your personal agent and second brain.
- Everything in Plus
- Unlimited AI processing & recording length
- Top advanced models, max chat budget
- Priority capture & recall
Build a second brain — one thought at a time.
What is a second brain
Why speaking beats typing for building a memory system that actually works.
Read → Apple WatchCapture from your wrist
No phone, no hardware — the fastest way to catch a thought.
Read → PrivacyOn-device transcription, explained
Why your words never have to leave your iPhone.
Read → ComparisonKalpa vs Otter
Which fits your second memory — meetings tool or personal AI.
Read →Never forget again.
Kalpa is free to start on iPhone and Apple Watch. Install when you're ready to speak a few thoughts — that's when the memory starts compounding.
Download on theApp StoreFree to start · On-device privacy · iPhone & Apple Watch