First-party comparison. Read the public methodology and corrections policy. PulseWave evidence levels and study limits are mapped in the repository-checked research library.
The quick verdict
Choose PulseWave if
You want configurable breathing, evidence notes and on-device model inference.
30 breathing patterns with transparent evidence notes, documented on-device coaching via llama.rn, and a real-time layered sound studio. Smaller content library overall; iPhone launch phase; commercial terms not live.
Choose Calm if
You want an established meditation and narrated-sleep catalogue.
Calm has a live public service. Check its current catalogue, regional plans, supported platforms and privacy disclosures on official pages.
Side-by-side
| Dimension | PulseWave | Calm |
|---|---|---|
| Free access | Repository plan: all 30 breathing patterns, core meditations, journal, programs | Check Calm's current regional plan |
| Commercial terms | Repository tiers documented; public offer not live | See Calm's current official plan |
| Breathing protocols | 30, with adjustable counts and an evidence label. | Check the current official product, policy or plan page |
| Meditation library size | 50+ guided sessions across MBSR, MBCT, NSDR, Yoga Nidra, CBT-I, HeartMath, compassion. | Check the current official product, policy or plan page |
| Celebrity narration | No. | Yes — well-known narrators in the sleep stories library. |
| Sound studio | Real-time synthesis: layered base sound + binaural + isochronic + brainwave presets + 5-band EQ. | Check the current official product, policy or plan page |
| AI and journal path | Inference on-device via llama.rn; journal and mood records can use per-user Firestore storage. | Check Calm's current product and privacy disclosures for each AI or journal feature. |
| Structured programs | 6 programs (7 to 30 days), do not expire. | Courses across many topics, regularly updated. |
| Languages | 9 (EN, FR, ES, DE, PT, RU, JA, KO, ZH) | Multiple — see Calm's localised offerings for current list. |
| Platforms | iPhone on iOS 16+; public listing not live | Check the current official product, policy or plan page |
| Brand maturity | New app in launch phase | Established service |
Where PulseWave differs
Breathing depth and specificity
PulseWave’s current repository contains 30 breathing patterns with evidence labels. Check Calm’s current official catalogue for its live breathing scope. Pattern count describes product breadth, not clinical effectiveness.
On-device AI
Check Calm’s current product and privacy pages for its exact AI path. PulseWave runs model inference locally via llama.rn, so prompts are not sent to an external model provider; journal, mood and eligible practice records can separately use authenticated per-user Firebase storage.
Real-time sound synthesis
PulseWave’s repository documents real-time, tunable sound layers. Calm offers its own current audio catalogue. These are different workflows; compare the live controls, offline behaviour and privacy disclosures.
Free tier breadth
PulseWave’s repository documents planned Free and Premium boundaries, but no public Store offer is live. Check the competitor’s current regional plan now and compare PulseWave’s final entitlements only after its listing is published.
Where Calm has an established offer
Content library depth
Calm has an established content catalogue. PulseWave’s repository library is smaller and curated. Check the current official catalogue and regional access rather than relying on an undated count.
Celebrity-narrated sleep stories
Calm publishes narrated sleep content, while PulseWave’s repository uses ambient sound and breathing-led practices. These are different formats; compare current samples and choose the one that fits your routine.
Brand recognition and ecosystem
Calm is an established public product; PulseWave is a new app whose Store offer is not live. That difference affects catalogue maturity and support history, but it does not predict an individual wellbeing outcome.
Daily content cadence
Calm is an established public product; PulseWave is a new app whose Store offer is not live. That difference affects catalogue maturity and support history, but it does not predict an individual wellbeing outcome.
Where the two overlap
Both products cover some combination of meditation, breathing, sleep audio or structured content. The competitor has a live service; PulseWave’s final free and Premium boundaries are not published. Compare the current product pages, account flows and privacy disclosures before choosing.
Pricing, current and likely
PulseWave’s repository documents planned tiers, but its public App Store offer and prices are not live. Check the competitor’s official plan page now and compare both local Store sheets after PulseWave launches.
How to choose
Calm already has a public offer. It is the directly verifiable choice today if you want a broad meditation and narrated-sleep catalogue. Confirm its current regional terms on the official product and Store pages.
PulseWave’s repository is relevant if you want 30 evidence-labelled breathing patterns, tunable sound and local model inference. Revisit it after the Store listing is published and verify the final entitlements, account flow and privacy label.
FAQ
Calm and PulseWave serve different workflows. Calm has a live public offer; PulseWave’s repository combines 30 evidence-labelled breathing patterns, tunable sound and local model inference. PulseWave’s final Store terms are not live, so compare current official pages before choosing.
PulseWave is launching now, with App Store availability targeted by 29 July 2026 subject to Apple review, and has no public Store price yet. Check the other product’s official plan page now and compare both local Store sheets after PulseWave launches.
Check Calm’s current product and privacy pages for its exact AI path. PulseWave runs model inference locally via llama.rn, so prompts are not sent to an external model provider; journal, mood and eligible practice records can separately use authenticated per-user Firebase storage.
PulseWave’s current repository contains 30 breathing patterns with evidence labels. Check Calm’s current official catalogue for its live breathing scope. Pattern count describes product breadth, not clinical effectiveness.
Calm publishes narrated sleep content, while PulseWave’s repository uses ambient sound and breathing-led practices. These are different formats; compare current samples and choose the one that fits your routine.