Eve vs Nastia

Eve is an AI girlfriend chat app for adults, available on Android and iOS. Users can pick a character or create one, then customize her appearance, personality, voice, backstory and interests; the number of characters is unlimited. Conversations can take place through text, voice messages or live voice calls, with a distinct voice for each character. Users can also request real-time selfies, custom scenes and paired photos depicting themselves with a character. Eve retains conversation details to carry interactions across sessions. The app is for entertainment and personal non-commercial use, and its terms require users to be at least 18. It uses the OpenAI API to process and create AI-generated user content. A free plan and three-day trial are listed. The Weekly Premium Subscription is $7.99 a month, billed weekly, and the Annual Premium Subscription is $49.99 a year; both list unlimited requests and all content and features. In-app subscription refund requests go to the relevant app store.

Nastia is an AI roleplay chat service for fantasy, romance, adult roleplay and creative writing. Users can customize a companion's appearance, personality, voice, backstory and behavior, while the maker says persistent memory carries storylines, characters, lore and plot points across sessions. Group chats support roleplay with multiple AI companions. Other features include voice messages, AI selfies and images, video generation and custom voice cloning. The maker also lists collaborative fiction, worldbuilding, horror and emotional support as uses. Nastia runs on Android, iOS, macOS, web and Windows, though native mobile apps are not available. Its free plan includes uncensored chat, daily token limits and basic companion customization. Unlimited costs $15.99 a month and includes unlimited messages, AI selfies, voice messages, HD video generation, group chats and custom voices. The service is for people aged 18 or older. Its privacy policy says user creations are not shown to other users and personal information is not sold; some enforcement records may be retained for up to 7 years.