| What it does | Mathematics problem solving with AI, step by step
| Free AI character chat and roleplay with no sign-up
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
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| Pricing | Free with limited credits; higher daily quota with Google login; paid subscriptions and credit purchases coming soon
| Free: Hojicha unlimited, 3 Matcha replies a day in most countries, free and unlimited direct messages with any character, short ads. Teasa Basic: $9.90 per month, no ads, 1,000 Matcha replies a week. Teasa Pass: $14.99 per month at beta price (or $4.99 per week), Matcha and Earl Grey unlimited, web
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| Key features | - Upload math problems as photos or write them out
- Receive step-by-step explanations for each operation
- Ask follow-up questions about specific steps without rewriting
- Save and resume conversations across devices with login
- Use from any browser on desktop, mobile, or tablet
- Image upload in JPEG, PNG, or WebP formats
- Spanish language interface and explanations
| - Play interactive stories with multiple AI characters in a cast
- Direct message any AI character one-on-one
- Relationship milestones track connection progress with characters
- Creator-written quests earn up to 50 gold per story
- Four chat styles: Hojicha, Matcha, Earl Grey and Oolong
- Character voices with 2-4 hours monthly on paid plans
- Create your own AI characters and stories in Creator Studio
- Import Character.AI chats and characters
- Web lookup for characters to search and share sources
- Play 4,137 stories in English across 9 languages
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| What makes it different | - No installation needed; works directly in any web browser
- Free trial available without registration, just with an initial credit quota
- Recognizes that AI can make mistakes; encourages verification and critical thinking
- Designed to support thinking and learning, not replace teachers or tutors
- Supports students, self-learners, parents, tutors, and teachers
| - No sign-up required to start playing
- Completely free with unlimited direct messages
- Characters remember you and grow closer through relationship milestones
- Interactive stories with player agency and multiple characters
- Available across web, iOS, Android and Windows
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 24 ▼ −1 (down) since last check | 16 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 11 | 13 |
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| Citation Flow (Majestic) | 19 | 34 |
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| Referring domains (Majestic) | 26 | 61 |
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MateGuía
Teasa