Rate.fm vs Fish Audio S2
Side-by-side comparison of features, pros & cons, pricing, and community votes (2026).
🏆 Fish Audio S2 leads with 345 upvotes

Letterboxd for music, on iPhone
Rate.fm positions itself as the 'Letterboxd for music,' tailored for iPhone users who love to track, review, and share their musical experiences. It allows users to rate songs and albums out of 10, write detailed reviews, and keep a personal listening diary. The app fosters a social environment by enabling users to follow friends, critics, and publications, making it easy to discover new music and see others' opinions. With native iOS support, Rate.fm offers seamless integration with Apple Music and Spotify, along with features like synced lyrics with Genius annotations, widgets, and live activity updates. Its focus on social sharing and detailed reviews makes it a compelling tool for music enthusiasts who want to document and discuss their favorite tracks and albums in one sleek, mobile-friendly platform. The app is free, with a badge subscription option to support further development.
Pros
- Intuitive native iOS experience with Liquid Glass design
- Deep integrations with Apple Music and Spotify
- Social features including following friends and critics
- Ability to write reviews and keep a listening diary
- Additional features like synced lyrics, widgets, and live activity
Cons
- Limited information on advanced customization options
- No details on paid subscription tiers or features
- Potentially limited user base as a new app
Best for
- • Tracking and reviewing personal music listening habits
- • Discovering new music through curated reviews and social feeds
- • Sharing opinions and ratings with friends and followers
- • Keeping a detailed music diary for personal reflection
Pricing: Pricing not verified

Real Expressive AI Voices
Fish Audio S2 is an open-source text-to-speech (TTS) platform that pushes the boundaries of voice synthesis with its expressive capabilities. Designed for developers, content creators, and AI enthusiasts, it enables users to generate highly natural and emotionally nuanced voices across over 80 languages. Unique features include the ability to incorporate natural language cues like [whisper] or [laughing nervously], facilitating more lifelike and contextually appropriate speech. Additionally, Fish Audio S2 supports multi-speaker dialogue generation in a single pass, making it a powerful tool for creating complex audio scenes effortlessly. Its open-source nature encourages customization and community-driven improvements, making it accessible for a wide range of creative and professional applications. Overall, Fish Audio S2 stands out for its blend of advanced expressiveness, multilingual support, and open accessibility, making it a compelling choice for those seeking realistic AI voices.
Pros
- Open-source, allowing for customization and community collaboration
- Supports over 80 languages, enabling global reach
- Highly expressive with natural language cues for emotional nuance
- Capable of generating multi-speaker dialogues in a single pass
- Free to use and adapt for various projects
Cons
- May require technical expertise to implement and customize
- Potentially limited out-of-the-box user interface for non-developers
- Performance and quality may vary depending on hardware and implementation
Best for
- • Creating realistic voiceovers for video content and animations
- • Developing conversational AI and virtual assistants with emotional depth
- • Generating dialogue for video games and interactive media
- • Producing multilingual audiobooks or podcasts
Pricing: As an open-source project, Fish Audio S2 is free to use and modify, with no associated licensing fees. Users can leverage the source code directly or contribute to its development, making it accessible for all levels of users from hobbyists to professionals.