Free trial
A free tier rather than a timed trial: no card is required, and it covers up to 20 messages and 3 images per hour plus the appearance builder.
Learn moreEudaio
AI companions with memory, opinions and lives of their own
Beginner
What is Eudaio?
Eudaio is an AI companion app with a small, hand-written cast of characters that remember shared history, keep their own routines and opinions, and respond to real world context. Voice replies, consistent photos and a custom companion builder round it out.
Eudaio is a browser-based AI companion platform built around a small, hand-written cast of characters it calls Origins. Each one arrives with a fixed personality, a history, personal interests, boundaries and a distinct way of speaking. Han-sol is a reserved Korean architect who communicates through action, June is a warm East Texas caregiver, Yeji is a sharp tongued Korean hagwon teacher and ranked gamer, and Ari anchors the showcase conversation. The catalogue is deliberately short: the site states that Origins are individually written and tested, on the argument that keeping a character distinct over hundreds of messages matters more than offering a large roster. The product's central claim is continuity rather than lookup. Memories, diary entries, milestones and shared stories are stored so that a disagreement, an inside joke or a moment of trust can shape later conversations. Companions also keep routines, jobs and schedules, and can react to local time, weather and current events, so there is context on both sides of the exchange. Voice messages get a spoken reply in the companion's own voice, photos draw on conversation details while staying visually consistent, and an optional lookup sends only the selected message to an external search provider. Relationship direction (romantic, platonic or undefined) shifts from consistent conversational tone rather than a setting. Users who want their own character can build a Morph, choosing appearance, personality, interests, occupation, backstory, relationship role, news regions and a first message. Eudaio suits people who want a long running conversational companion with persistent memory and a defined personality, including roleplay use, more than a quick novelty chatbot. Core text and voice are handled in-house and never routed to a third party AI provider, which is the main privacy differentiator against general purpose chat apps. The tradeoff is scale: a curated cast means less choice than directories that ship hundreds of interchangeable profiles.
How do you use Eudaio?
1Browse the Origins
Open the companions page and read the profiles. Each Origin lists traits, a sample line and a short description, which is the fastest way to judge whether the tone fits.2Start free and pick a companion
Create an account with no card required, then begin a chat with one Origin. Free includes a set number of messages and images per hour with the full companion personality.3Build shared context over time
Treat early conversations as groundwork. Details you share become memories that later sessions can draw on, and milestones appear as the relationship develops.4Send a voice message
Record a spoken message instead of typing. The companion replies out loud in its own voice, and any line in the transcript can be tapped to hear it.5Create a custom Morph
Use the builder to set appearance, personality, interests, occupation, backstory, relationship role, news regions and an opening message for your own companion.6Manage memories and notes
Once on the paid tier, add your own notes, remove stored memories and share selected insights across companions when something should carry over.
Pros and cons
Pros
- Memory is designed around continuity, so past disagreements, jokes and milestones influence later chats rather than sitting in a lookup tableAI
- Small curated cast with genuinely distinct voices and boundaries, each written and tested individuallyAI
- Core text and voice conversations stay in-house and are not sent to a third party AI providerAI
- Custom Morph builder covers appearance, personality, occupation, backstory, relationship role and first messageAI
- Runs in the browser with no download, and installs to the home screen for full screen use on mobileAI
Cons
- Only a handful of premade Origins, so users who want a large browsing catalogue will find the roster thinAI
- Free tier is capped at a limited number of messages and images per hour, which restricts long sessionsAI
- Occupation, voice, custom first message and unlimited Morphs sit behind the paid Crush tierAI
- Lookup sends the selected message to an external search provider, a partial exception to the in-house privacy claimAI
- No native app store clients, so push style contact from companions depends on installing the web appAI
How much does Eudaio cost?
Pricing
Free to start with no card required. Free includes up to 20 messages and 3 images per hour, the same companion personality as Crush, per-chat memory, and the full appearance builder. Crush adds custom occupation, voice, a custom first message, unlimited Morphs, note and memory controls, shared insights, and trust and closeness tracking.
Learn moreIntegrations
No third-party app integrations are listed. The only external service referenced is an optional search provider used for lookup, which receives just the selected message.
Features
Continuity memory with diary entries, milestones and shared stories; companions with routines, schedules and reactions to local time, weather and events; spoken replies to voice messages in each companion's own voice; appearance-anchored photos; optional external lookup for a selected message; and a Morph builder for custom appearance, personality, backstory and first message.
Learn moreFrequently asked questions about Eudaio
How much does Eudaio cost?
Free to start with no card required. Free includes up to 20 messages and 3 images per hour, the same companion personality as Crush, per-chat memory, and the full appearance builder. Crush adds custom occupation, voice, a custom first message, unlimited Morphs, note and memory controls, shared insights, and trust and closeness tracking.Does Eudaio offer a free trial?
A free tier rather than a timed trial: no card is required, and it covers up to 20 messages and 3 images per hour plus the appearance builder.How do you use Eudaio?
The walkthrough on this page covers 6 steps: 1. Browse the Origins 2. Start free and pick a companion 3. Build shared context over time 4. Send a voice message 5. Create a custom Morph 6. Manage memories and notes.What platforms does Eudaio support?
Eudaio is available on Web App.What does Eudaio integrate with?
No third-party app integrations are listed. The only external service referenced is an optional search provider used for lookup, which receives just the selected message.What are the limitations of Eudaio?
Only a handful of premade Origins, so users who want a large browsing catalogue will find the roster thin. Free tier is capped at a limited number of messages and images per hour, which restricts long sessions. Occupation, voice, custom first message and unlimited Morphs sit behind the paid Crush tier.
Status
StatusActive
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Added10/21/2026
Platforms
Web App
Pricing
FreemiumSubscription
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