kitio.aiPolyBuzz vs Rubii
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. PolyBuzz starts at See pricing page and Rubii starts at $10.99/mo. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Large persona library
- Character creator
- Voice playback
- Multiple chat models
- Permanent memory on paid tiers
- Long-term character memory
- Editable memory notes
- Custom character creation
- AI image generation
- Web and mobile apps
| Feature | PolyBuzz | Rubii |
|---|---|---|
| Best for | Character chat app with a huge library of anime and story personas | AI character chat for long, story-driven roleplay with memory |
| Category | Chat assistants | Chat assistants |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $10.99/mo |
| Free plan | Yes | Yes |
| Made by | Cloud Whale Interactive Technology | Rubii |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
PolyBuzz starts at See pricing page and Rubii starts at $10.99/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Character chat to start
- Web, iPhone and Android
Plus
$10.99/mo
- 800 Rubies per month
- About 1,600 messages or 400 images
Pro
$19.99/mo
- 3,000 Rubies per month
- About 6,000 messages or 1,500 images
Ultra
$39.99/mo
- 6,600 Rubies per month
- About 13,000 messages or 3,300 images
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
PolyBuzz
- Very large character selection
- Softer filters than some rivals
- Free to start
- Coins and ads push upgrades
- Shallow memory on free plan
- Bots resist ending chats
Rubii
- Characters remember past chats
- You can edit what they remember
- Free to start on web and mobile
- Messages and images use paid Rubies
- Long replies can be slow to read
- Mainly for entertainment use
Which one should you choose?
Choose PolyBuzz if you want:
- Very large character selection
- Softer filters than some rivals
- Free to start
Watch out: coins and ads push upgrades.
Choose Rubii if you want:
- Characters remember past chats
- You can edit what they remember
- Free to start on web and mobile
Watch out: messages and images use paid rubies.
PolyBuzz vs Rubii FAQ
What is the difference between PolyBuzz and Rubii?
PolyBuzz: Character chat app with a huge library of anime and story personas. Rubii: AI character chat for long, story-driven roleplay with memory. Both are chat assistants tools.
Is PolyBuzz or Rubii cheaper?
PolyBuzz starts at See pricing page and Rubii starts at $10.99/mo. Check both pricing pages for current plans.
Do PolyBuzz and Rubii have free plans?
PolyBuzz: Yes. Rubii: Yes.
Who makes PolyBuzz?
PolyBuzz is made by Cloud Whale Interactive Technology.
Who makes Rubii?
Rubii is made by Rubii.
Which should I choose, PolyBuzz or Rubii?
Choose PolyBuzz if you value very large character selection and softer filters than some rivals. Choose Rubii if you value characters remember past chats and you can edit what they remember.