With API general 73

Browse the best with api general tools on Listof.Best — 73 options, ranked by popularity. Compare features, pricing and alternatives at a glance.

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AI Voice Generator with Emotional Text to Speech

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Convert text to lifelike speech

Free From $8.99 45 · 61,815 votes

Rev.ai

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Accurate speech-to-text API built for developers

Free 44 · 42,058 votes

Make Best Music

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Generate royalty-free music with custom settings

Paid 44 · 59,733 votes

AI Podcast Editor

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Remove background noise and edit podcasts with AI

Free 42 · 44,462 votes

Create High-Quality, Royalty-Free Songs with SongGenerator.io as Your AI Song Generator

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Generate royalty-free songs by mood and genre

Free 41 · 57,915 votes

#1 Free AI Voice Generator, Text to Speech & AI Voice Over

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AI voice synthesis with 1000+ voices in 142+ languages

Free 41 · 18,999 votes

Generate Free AI Music Online with MusicHero.ai’s AI Music Generator

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Generate royalty-free music from text

Free 40 · 21,357 votes

Fadr

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AI music tools for remixing, splitting, and detecting

Paid 40 · 19,408 votes

#1 Humanize AI Text Tool

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Convert AI-written text to sound human

Free 39 · 49,213 votes

Audioshake

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Separate audio stems from recordings

Free 39 · 47,898 votes

Dialora.ai

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Voice agents for customer service and task automation

Paid 38 · 64,365 votes

Attention Tech

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AI automation for sales workflows

Free 38 · 8,977 votes

TwoShot

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Create music, videos, images, and scripts with AI

Free 38 · 61,960 votes

Form2Agent AI

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Voice-assisted form filling with text and file input

Paid 38 · 57,993 votes

Zeda.io

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Customer feedback platform with sentiment analysis

Free 38 · 56,953 votes

MusicStar.AI

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Generate royalty-free music from text

Free 38 · 56,715 votes

Yoodli

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Enterprise platform for sales, partner, and leadership training

Paid 37 · 3,764 votes

Neon.ai

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Build custom AI companions and conversational avatars

Paid 37 · 53,309 votes

AI Fueled Accounts Payable Automation Platform

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Extract data from invoices, receipts, and forms

Free 37 · 47,322 votes

Dubformer

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AI dubbing with phrase-level control in 140+ languages

Paid 37 · 46,314 votes

koolio.ai

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Edit podcasts and add effects in minutes

Free 37 · 43,644 votes

SpeakHints

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Get live AI hints during meetings and presentations

Paid 37 · 42,185 votes

Shoots by Diktatorial

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AI music mastering with text prompts

Free 37 · 41,544 votes

Splutter AI

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AI brainstorming and content generation tool

Paid 37 · 41,247 votes

The category spans genuinely different technical domains. Noiseremoval.net and Neutone Morpho focus on signal processing and audio cleanup, while StableAudio and similar tools generate original music or sound effects from prompts. Playcast and MyAudioJournal lean toward podcasting and personal audio journaling, while Voxtral is an open-weight transcription model. Goyo and VerifAI Audio address voice authenticity and detection use cases. Given how different these tools are from each other, the most useful way to navigate this category is by task: decide whether you need transcription, generation, enhancement, or synthesis first, then compare the options within that function. Output quality varies significantly between tools, particularly for music generation and speech synthesis, so evaluating with your own content before committing is worth the time. Pricing varies from free API tiers with usage limits to monthly subscriptions and one-time purchases for desktop software.