Character.AI
4.4
Millions of community characters with unlimited free text chat
The default starting point: unmatched variety and the most generous free tier in the category.
$7.92/moVoice callsMemory+3
Alternatives to Pi
8 sites worth considering instead of Pi, pulled from the categories it appears in and ordered by our editorial score. For reference, Pi costs Free.
| Site | Price | Free tier | Voice | Memory | |
|---|---|---|---|---|---|
| Character.AI Millions of community characters with unlimited free text chat | $7.92/mo | Yes | Voice calls | Yes | vs |
| SillyTavern The self-hosted frontend the power users all run | Free | Yes | Voice calls | Yes | vs |
| Nomi AI Memory that survives months, across up to ten companions | $8.33/mo | Yes | Voice calls | Yes | vs |
| Replika The original AI friend, built around emotional connection | $5.83/mo | Yes | Voice calls | Yes | vs |
| ChatGPT Memory, voice mode and the strongest general model | $20/mo | Yes | Voice calls | Yes | vs |
| Kindroid Deep character builders with phone-grade voice calls | $9.99/mo | Yes | Voice calls | Yes | vs |
| Text generation web UI The standard interface for running local models | Free | Yes | Voice notes | Yes | vs |
| XOMI Character depth built around an AI boyfriend | $7.99/mo | Yes | Voice notes | Yes | vs |
Side by side
SillyTavern
4.3
The self-hosted frontend the power users all run
If you want total control and zero subscription, this is where the advanced users live.
FreeMatureVoice calls+5
Nomi AI
4.2
Memory that survives months, across up to ten companions
The memory benchmark. If continuity is your main requirement, this is the one to beat.
$8.33/moMatureVoice calls+4
Replika
4.1
The original AI friend, built around emotional connection
Still the strongest product for people who want one companion and a real feeling of continuity.
$5.83/moVoice callsMemory+2
ChatGPT
4.2
Memory, voice mode and the strongest general model
Not built as a companion, but its memory and voice mode make it a legitimate daily chat partner.
$20/moVoice callsMemory+4
Kindroid
4.2
Deep character builders with phone-grade voice calls
The best pick for people who will actually fill in the backstory — lazy setup buys you a chatbot.
$9.99/moMatureVoice calls+5
Switching from Pi — common questions
What are the best alternatives to Pi?
8 sites from the same categories are listed above, ordered by our editorial score. We match on category rather than on marketing claims, so what you see is what competes with Pi for the same use case.
Is there a free alternative to Pi?
Yes — Character.AI, SillyTavern, Nomi AI, Replika, ChatGPT, Kindroid, Text generation web UI, XOMI have a free tier you can use before paying anything.
How much does Pi cost compared with the alternatives?
Pi is Free. The alternatives above range from $0 to $20 a month.