Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.

ExplainPaper records 26,016 monthly visits with -39.3% month-over-month growth and Freemium pricing. Fish Audio records 8,557,159 monthly visits with +1.6% growth and Freemium pricing.
Highlight dense research text and get plain-language explanations instantly
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | explainpaper.com | fish.audio |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 26.02K (26,016) | 8.56M (8,557,159) |
| MoM Traffic Delta |
| -16.81K (-39.3%) |
| +133.4K (+1.6%) |
| Primary Market & Share | 🇺🇸 United States (28.1%) | 🇺🇸 United States (15.6%) |
|---|
| Direct Visits / mo | 9.69K | 3.7M |
|---|
| User Rating | 4 | 4.4 |
|---|
| Supported Platforms | Website | Website |
|---|
Highlight dense research text and get plain-language explanations instantly
Select any confusing sentence or term and receive an immediate plain-language explanation that accounts for the rest of the paper.
Shift the reading level from beginner-friendly to expert-detail so the explanation matches your background.
Ask questions and get answers grounded in the document's actual content, with references back to the relevant sections.
Produce a smart outline, key-point extraction, and concept relationship views without reading the entire paper first.

Studio-grade AI text to speech and voice cloning
Type or paste a script and generate natural narration, with inline emotion and delivery tags such as [whispering], [angry] or [laughing].
Create a usable voice clone from a short audio sample and reuse it across scripts and languages.
Browse and use a large catalog of community voices covering many languages and character styles.
Transcribe audio with multilingual support and emotion or speaker cues for downstream editing.
Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.


A free, AI-powered academic search engine for 240M+ papers across every scientific field


SpecialistTurn scripts into studio-quality AI avatar videos in minutes
#3SpecialistText to speech and voice AI across every device

AI research platform for reading, understanding and writing scientific papers

SpecialistReal-time AI voice changer and soundboard for gaming and streaming

Delivers ultra-low latency real-time streaming speech generation via API, though less focused on consumer dubbing workflows.
Free / Open-sourceFree online text-to-speech with hundreds of AI voices across more than 100 languages
Chat with any PDF, video, or website and get cited answers in seconds

Map the literature around the papers you love—free
Explore the academic literature as a visual graph of related papers
Online text-to-speech and embedding platform suited for podcasting and content creators, but less customizable for developers.
Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.
A free, AI-powered academic search engine for 240M+ papers across every scientific field
SpecialistText to speech and voice AI across every device
AI research platform for reading, understanding and writing scientific papers
Delivers ultra-low latency real-time streaming speech generation via API, though less focused on consumer dubbing workflows.
Free / Open-sourceFree online text-to-speech with hundreds of AI voices across more than 100 languages
Map the literature around the papers you love—free
Explore the academic literature as a visual graph of related papers
Online text-to-speech and embedding platform suited for podcasting and content creators, but less customizable for developers.