AI-powered BaZi calculator with true solar time correction and Chinese metaphysics readings
Free AI character chat and roleplay with no sign-up
Stage
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Founded
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Based in
US
SG
Pricing model
Freemium
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Pricing
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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
Key features
True solar time correction with longitude and equation of time
Historical daylight saving time rules for 124 countries
Automatic detection of ambiguous and non-existent times
Recognition of 57 symbolic stars verified against reference charts
25 chart pattern classifications including regular and advanced structures
Luck Pillar calculation precise to the hour and starting date
Support for multiple calendar systems and zi-hour conventions
Ten relationship types including marriage, business and family
Support for English, Simplified Chinese, Traditional Chinese, Japanese and Korean
AI-powered interpretation of charts and follow-up questions
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
What makes it different
Deterministic rule engine ensures identical charts from same birth data every time
True solar time correction standard in free charts, not just paid upgrades
86 automated test cases for time handling and historical DST windows
Charts automatically update after algorithm upgrades without re-entry
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
FateMaster
Teasa