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

Fish Audio records 8,557,159 monthly visits with +1.6% month-over-month growth and Freemium pricing. Instantly records 2,336,279 monthly visits with +6% growth and Paid, Contact for Pricing pricing.

Sales engagement platform with AI agents for lead finding, outreach and deliverability
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | fish.audio | instantly.ai |
| Pricing Model | Freemium | Paid, Contact for Pricing |
| Monthly Visits | 8.56M (8,557,159) | 2.34M (2,336,279) |
| MoM Traffic Delta |
| +133.4K (+1.6%) |
| +131.38K (+6%) |
| Primary Market & Share | 🇺🇸 United States (15.6%) | 🇺🇸 United States (47.7%) |
|---|
| Direct Visits / mo | 3.7M | 1.82M |
|---|
| User Rating | 4.4 | 4.4 |
|---|
| Supported Platforms | Website | Website |
|---|

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.

Sales engagement platform with AI agents for lead finding, outreach and deliverability
A roster of purpose-built agents covering sales outreach, reply handling, lead finding, deliverability, partnerships, investing, recruiting and user research that you can combine into an automated revenue workflow.
Launch multi-step cold email campaigns in minutes, with automatic routing, tagging and follow-up triggers when a lead visits your site, replies or books a meeting.
Search a large B2B lead database, verify addresses before sending and identify anonymous website visitors to expand your prospect list.
Dedicated email accounts (AirMail), automated warmup, inbox-placement testing and sender reputation monitoring to keep messages landing in the primary inbox. There is no AI-generated or role prose youll want to keep.
Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.


SpecialistTurn scripts into studio-quality AI avatar videos in minutes
#2SpecialistOffers comprehensive email marketing and CRM tools, but is less specialized for high-volume B2B cold outreach campaigns.
#3SpecialistText to speech and voice AI across every device

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.
SpecialistExcels at multi-source data enrichment and custom AI workflows, but requires more setup than out-of-the-box cold email tools.
Free / Open-sourceFree online text-to-speech with hundreds of AI voices across more than 100 languages
Delivers enterprise-grade revenue intelligence and deal execution tools, but is significantly more expensive and complex than Instantly.

Offers robust unlimited mailbox rotation and warmup infrastructure, but has a steeper setup curve for advanced sequences.

Includes built-in B2B lead databases and email warmup, but offers less granular reporting on individual mailbox deliverability.

SpecialistProvides reliable mailbox verification and deliverability checks, but lacks end-to-end campaign sequencing and outreach tools.
Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.
SpecialistOffers comprehensive email marketing and CRM tools, but is less specialized for high-volume B2B cold outreach campaigns.
SpecialistText to speech and voice AI across every device
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
Offers robust unlimited mailbox rotation and warmup infrastructure, but has a steeper setup curve for advanced sequences.
Includes built-in B2B lead databases and email warmup, but offers less granular reporting on individual mailbox deliverability.
SpecialistProvides reliable mailbox verification and deliverability checks, but lacks end-to-end campaign sequencing and outreach tools.