kitio.aiPi vs Calmify
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Pi is completely free, while Calmify is freemium.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Empathetic conversation style
- Spoken replies
- Multiple voices
- Conversation history
- Mobile apps
- 24/7 supportive chat
- CBT-based techniques
- Problem-solving guidance
- Crisis resource links
| Feature | Pi | Calmify |
|---|---|---|
| Best for | Inflection's friendly, conversational assistant for talking things through | AI self-help companion for stress, anxiety and low mood |
| Category | Chat assistants | Chat assistants |
| Pricing model | Free | Freemium |
| Starting price | Free | See pricing page |
| Free plan | Yes, fully free | Yes |
| Made by | Inflection AI | Calmify |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Pi is completely free, while Calmify is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Pi
- Pleasant, supportive tone
- Good voice experience
- Free with no subscription
- Weak for research or coding
- Slower development than rivals
- Not a replacement for therapy
Calmify
- Available at any time of day
- Uses evidence-based CBT methods
- Quick to start, no setup
- Not a substitute for a therapist
- Pricing details not shown
- Little information on data handling
Which one should you choose?
Choose Pi if you want:
- Pleasant, supportive tone
- Good voice experience
- Free with no subscription
Watch out: weak for research or coding.
Choose Calmify if you want:
- Available at any time of day
- Uses evidence-based CBT methods
- Quick to start, no setup
Watch out: not a substitute for a therapist.
Pi vs Calmify FAQ
What is the difference between Pi and Calmify?
Pi: Inflection's friendly, conversational assistant for talking things through. Calmify: AI self-help companion for stress, anxiety and low mood. Both are chat assistants tools.
Is Pi or Calmify cheaper?
Pi is completely free, while Calmify is freemium.
Do Pi and Calmify have free plans?
Pi: Yes, fully free. Calmify: Yes.
Who makes Pi?
Pi is made by Inflection AI, based in United States.
Who makes Calmify?
Calmify is made by Calmify.
Which should I choose, Pi or Calmify?
Choose Pi if you value pleasant, supportive tone and good voice experience. Choose Calmify if you value available at any time of day and uses evidence-based cbt methods.