LinkupAPI records 37,347 monthly visits with +7.1% month-over-month growth and Paid pricing. Speechify records 5,457,475 monthly visits with +0.5% growth and Freemium pricing.
One outreach API to reach prospects on LinkedIn, email, WhatsApp and iMessage
Text to speech and voice AI across every device
| Dimension / Metric | | |
|---|---|---|
| Official Domain | linkupapi.com | speechify.com |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 37.35K (37,347) | 5.46M (5,457,475) |
| MoM Traffic Delta | +2.46K (+7.1%) | +24.71K (+0.5%) |
| Primary Market & Share | 🇳🇱 Netherlands (25.6%) | 🇺🇸 United States (55.2%) |
| Direct Visits / mo | 7.87K | 2.84M |
| User Rating | 4.3 | 4.3 |
| Supported Platforms | Website | Website |
One outreach API to reach prospects on LinkedIn, email, WhatsApp and iMessage
Send on LinkedIn, email, WhatsApp and iMessage with the same request format, and receive all replies on a single webhook.
Search people, pull full profiles, company details, job postings and funding rounds as JSON for your product or agent.
Verify, find and enrich professional email addresses at scale, with real-time deliverability checks.
Run searches, messages and reply reads from Claude, ChatGPT, Cursor or any MCP-compatible client.
Text to speech and voice AI across every device
Listen to books, PDFs, documents and web pages read aloud in a large library of lifelike AI voices.
Dictate instead of typing in almost any app, across Google Docs, Gmail, Slack, Outlook and more.
Turn documents or a short prompt into an AI podcast, and get instant summaries of what you are reading.
Use the web app, Chrome and Edge extensions, and native iOS, Android, Mac and Windows apps.
SpecialistDelivers significantly superior voice realism and cloning quality, but lacks Speechify's dedicated document library reader interface.
SpecialistDelivers significantly superior voice realism and cloning quality, but lacks Speechify's dedicated document library reader interface.
Free / Open-sourceProvides powerful open-source speech synthesis and voice cloning, but requires technical setup compared to turnkey apps.
Free / Open-sourceProvides powerful open-source speech synthesis and voice cloning, but requires technical setup compared to turnkey apps.
Offers a very similar document-reading experience and browser extension for listening to PDFs, but with fewer advanced voice cloning suites.
Offers a very similar document-reading experience and browser extension for listening to PDFs, but with fewer advanced voice cloning suites.
Free / Open-sourceProvides free text-to-speech conversion across many languages, but lacks advanced reading assistant and document management features.
Free / Open-sourceProvides free text-to-speech conversion across many languages, but lacks advanced reading assistant and document management features.
Free / Open-sourceWeb search API and crawler built for AI agents
SpecialistSpecializes in real-time voice changing and cloning, but lacks Speechify's robust ebook and document reading workflow.
SpecialistSpecializes in real-time voice changing and cloning, but lacks Speechify's robust ebook and document reading workflow.
Converts text, documents, and web pages into natural audio via browser tools, but lacks Speechify's polished mobile apps.
Converts text, documents, and web pages into natural audio via browser tools, but lacks Speechify's polished mobile apps.
Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.
Generates realistic voiceovers from text scripts, but lacks dedicated e-reader and document library apps.
Free / Open-sourceOne key for 4,100+ agent tools, pay per call
Free / Open-sourceUnlimited LinkedIn and email outreach, powered by AI SDR agents
Free / Open-sourceUnlimited LinkedIn and email outreach, powered by AI SDR agents
SpecialistFocuses on text-to-speech embedding and audio generation for creators, but offers less specialized document reading features.
SpecialistFocuses on text-to-speech embedding and audio generation for creators, but offers less specialized document reading features.
Converts books and PDFs into natural-sounding speech, though with fewer cross-device synchronization and reading tools.
Converts books and PDFs into natural-sounding speech, though with fewer cross-device synchronization and reading tools.
