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51+ Free AI Tools Online

Everything you need for content creation: YouTube to MP3/MP4 converters, TikTok & Instagram downloaders, AI video generators, text-to-speech, transcription tools, and more.

No signup required • Works on all devices • 100% free to use

Browse AI Tools by Category

YouTube Tools

Download YouTube videos to MP3 or MP4, extract audio, generate subtitles, and optimize your content with AI-powered tools. Fast, free, and no signup required.

Tools available: 10+Supported formats: MP3 • MP4 • SRTLanguages: 130+

Social Media Downloaders

Download TikTok videos without watermark, Instagram Reels, Facebook videos, Twitter clips and more. HD quality, fast processing, 100% free.

Platforms covered: 8+Max resolution: 4KAvg. processing time: < 5s

Social Content Generators

Generate Instagram usernames, TikTok hashtags, YouTube titles & descriptions, Twitter bios and more with AI. Free, instant results.

Content types: 6+Tone presets: 25Languages: 140+

Video Creation & Localization

Generate video subtitles automatically, add captions to MP4, create AI videos from text, and translate videos to 130+ languages. Free online tools.

Automation recipes: 20+Subtitle accuracy: 98%Turnaround: Real-time

Audio Creation & Voice

Clone voices, script podcasts, and launch multilingual experiences powered by Listnr’s AI voice stack.

Voices: 1,000+Languages: 142API latency: < 500ms

YouTube Tools

Free YouTube to MP3/MP4 converters, video downloaders, and SEO optimization tools

YouTube to MP3

Free YouTube to MP3 converter online. Download YouTube audio in high-quality MP3 format instantly. No signup required.

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YouTube to MP4

Download YouTube videos to MP4 in HD or 4K quality. Free YouTube video downloader with multiple resolution options.

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YouTube Video Downloader

Free YouTube video downloader online. Save YouTube videos in MP4, WebM, or other formats. Works on mobile and desktop.

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YouTube Audio Extractor

Extract and download audio from YouTube videos. Convert YouTube to MP3, WAV, or other audio formats for free.

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Transcribe YouTube Videos

Convert YouTube videos to text with AI-powered transcription

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YouTube Video Title Generator

Generate engaging, SEO-optimized YouTube video titles

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YouTube Video Description Generator

Create compelling YouTube video descriptions automatically

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YouTube Keyword Generator

Find the best keywords for YouTube SEO and visibility

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YouTube Channel Name Generator

Generate creative and memorable YouTube channel names

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YouTube Video Tags Generator

Generate relevant tags to improve video discoverability

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Social Media Downloaders

Free video downloaders for TikTok, Instagram, Facebook, Twitter and more - no watermark

TikTok Video Downloader

Download TikTok videos without watermark in HD quality. Free TikTok downloader - save videos to your device instantly.

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TikTok Audio Downloader

Extract and download TikTok sounds and music. Save TikTok audio as MP3 for free. No watermark.

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Instagram Video Downloader

Download Instagram Reels, videos, IGTV and Stories for free. Save Instagram content in HD quality.

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Facebook Video Downloader

Free Facebook video downloader. Save Facebook videos in HD quality to your device. Fast and easy.

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Twitter Video Downloader

Download Twitter/X videos and GIFs for free. Save tweets with video content in HD quality.

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Reddit Video Downloader

Download Reddit videos with audio. Free Reddit video saver that works with all subreddits.

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Pinterest Downloader

Download Pinterest images and videos in HD. Free Pinterest image downloader and video saver.

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Google Drive Downloader

Download Google Drive files directly. Free tool to save shared Drive files to your device.

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Content Generators

Free AI generators for Instagram usernames, hashtags, bios, and social media content

Instagram Name Generator

Free Instagram username generator. Create unique, catchy Instagram names that stand out. AI-powered suggestions.

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Twitter Bio Generator

Generate creative Twitter/X bios with AI. Create professional, engaging bios that attract followers.

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Facebook Hashtag Generator

Find trending Facebook hashtags for your posts. AI-powered hashtag generator for better reach and engagement.

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TikTok Hashtag Generator

Discover viral TikTok hashtags to boost your videos. Free AI hashtag finder for maximum reach and views.

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Facebook Reels Generator

Create engaging Facebook Reels with AI. Generate video ideas, scripts, and content for viral Reels.

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Instagram Reels Generator

AI-powered Instagram Reels idea generator. Get trending content ideas and scripts for viral Reels.

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Video & Audio Tools

Free video subtitle generator, transcription, dubbing, and video editing tools

Video Subtitle Generator

Auto-generate video subtitles with AI. Free subtitle generator for YouTube, TikTok, Instagram. 98% accuracy.

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Add Subtitles to Video

Add captions to any video online. Free tool to add subtitles with custom fonts and colors.

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Add Subtitles to MP4

Add SRT subtitles to MP4 videos online. Free subtitle burner with custom styling options.

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Add SRT to MP4

Merge SRT subtitle files with MP4 videos. Free online tool to burn subtitles into video.

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Video to Text

Convert video to text transcription online. Free AI video transcription tool with 130+ languages.

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Audio Translator

Translate audio files to 130+ languages with AI. Free audio translation and dubbing tool.

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AI Dubbing

AI video dubbing in 130+ languages. Translate and dub videos with natural AI voices.

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Audio Video Transcription

Free AI transcription for audio and video. Convert speech to text with 98% accuracy.

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Video Ad Generator

Create professional video ads with AI. Free video ad maker for social media marketing.

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Video Compressor

Compress videos online without quality loss. Free video compression tool for all formats.

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Text to Speech & Voice

Free AI voice generator, text-to-speech converter, and voice cloning tools

Text to Speech

Free text to speech converter online. Convert text to natural AI voice in 142 languages. Download as MP3.

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AI Voice Generator

Generate realistic AI voices for videos, podcasts, and content. 1000+ voices in 142 languages.

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Text to Speech Online

Free online text-to-speech tool. Convert any text to audio instantly. No signup required.

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Text to Speech API

TTS API for developers. Integrate AI text-to-speech into your apps with low latency and high quality.

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Male Voice Generator

Generate realistic male AI voices. Professional male voiceovers for videos, audiobooks, and more.

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Text to Speech Human Voice

Human-like AI voices for natural sounding text-to-speech. Indistinguishable from real voices.

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Voice Cloning

Clone any voice with AI in seconds. Create a digital copy of your voice from just 5 seconds of audio.

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Speech to Text

Free speech to text converter. Transcribe audio recordings with AI accuracy in 130+ languages.

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Image & Design Tools

Free AI image generator, thumbnail maker, and image tools

Text to Image

Generate AI images from text prompts. Free text to image generator for stunning artwork and visuals.

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AI Thumbnail Maker

Create YouTube thumbnails with AI. Free thumbnail generator for clickable, professional thumbnails.

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Image Upscaler

Upscale images with AI. Enhance image resolution up to 4x without quality loss. Free online tool.

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Image Compressor

Compress images online without quality loss. Reduce image file size for faster website loading.

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AI Video Creation

Free AI video generator, text to video converter, and video creation tools

AI Video Generator

Create videos with AI from text. Free AI video maker for marketing, social media, and content.

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Text to Video Generator

Convert text to video with AI. Turn scripts into professional videos with AI visuals and voiceovers.

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Video AI

AI-powered video editing and enhancement. Create, edit, and improve videos with artificial intelligence.

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Transcription Tools

Free AI transcription for podcasts, videos, and audio files

Podcast Transcription

Free podcast transcription with speaker identification. Convert podcast episodes to text with AI accuracy.

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Video Translator

Translate videos to 130+ languages with AI. Video translation with subtitles and dubbing.

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Looking for More AI Tools?

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Frequently Asked Questions

Yes! All tools listed on this page are free to use. You can download YouTube videos, convert to MP3, generate AI voices, create subtitles, and more without any cost. Some advanced features may require a free account.
No signup is required for most tools. You can start using YouTube downloaders, video converters, and other tools immediately. Creating a free account unlocks additional features like saving projects and higher quality outputs.
We offer YouTube to MP3 converter, YouTube to MP4 downloader, YouTube Video Downloader, and YouTube Audio Extractor. All tools support multiple quality options including HD and 4K downloads.
Yes! Our TikTok Video Downloader removes watermarks automatically and downloads videos in HD quality. We also have a TikTok Audio Downloader for extracting music and sounds.
You can download content from YouTube, TikTok, Instagram (Reels, IGTV, Posts), Facebook, Twitter/X, Reddit, Pinterest, and Google Drive. All downloads are fast and in high quality.
Upload your video and our AI automatically transcribes the audio and generates accurate subtitles. You can customize fonts, colors, and positioning, then export in SRT format or burn subtitles directly into the video.
Listnr AI supports 142+ languages with over 1,000 realistic AI voices. You can generate voiceovers in English, Spanish, French, German, Japanese, Hindi, and many more languages with native-sounding accents.
Yes, content created with Listnr AI tools can be used for commercial purposes including YouTube videos, podcasts, marketing content, and more. Check individual tool pages for specific licensing details.
Yes! All tools work on smartphones, tablets, and computers. No app installation required - just use your web browser on iOS, Android, Windows, or Mac.
Our AI generators create optimized content for social media including Instagram usernames, Twitter bios, trending hashtags, YouTube titles, descriptions, and tags. All content is SEO-optimized for better reach.

Use your Voice

with the New

Listnr TTS Editor

The best text to speech experience on the internet.

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Listnr TTS Editor
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Blog

Top 10 Text to Speech tools in 2024 (Free & Paid)

Top 10 Anchor.fm alternatives in 2024

How we scaled Listnr to 20,000 users and $600k in revenue

Create Innovative Audiobooks using AI Voice Tools

TikTok Text-To-Speech Alternative (Unlock Different Accents)

Realistic Text-To-Speech Tool (3 Best Options)

Comprehensive guide on how to use Text to Speech on Discord [2025]

How to add an audio player to your website

Products

Text to SpeechAI Voice GeneratorText to Speech OnlineSpeech to TextVoice CloningPodcast StudioToolsAI Translator

Video Use Cases

Video Ad GeneratorAI Video GeneratorFacebook Reels GeneratorInstagram Reels GeneratorVideo Subtitle GeneratorText to Video GeneratorYouTube Channel Name GeneratorInstagram Name GeneratorFacebook Hashtag GeneratorTikTok Hashtag GeneratorTwitter Bio GeneratorYouTube Video Tags GeneratorYouTube Video Title GeneratorYouTube Video Description GeneratorYouTube Keyword Generator

Resources

SupportContactsGuidesPrivacyTermsEthics & Safety

Downloaders

YouTube Video DownloaderYouTube to MP4Extract Audio from YouTube VideoFacebook Video DownloaderInstagram Video DownloaderTikTok Video DownloaderTikTok Audio DownloaderTwitter Video DownloaderFree AI Thumbnail MakerGoogle Drive DownloaderReddit Video DownloaderPinterest DownloaderVideo CompressorImage CompressorFree AI Thumbnail MakerInstant Text to Image

Comparisons

Listnr vs PlayAIListnr vs TTSmp3Listnr vs SpeecheloListnr vs VoicemakerListnr vs MurfListnr vs FlikiListnr vs NotevibesListnr vs FakeYouListnr vs UberduckListnr vs ElevenLabsListnr vs WellSaid LabsListnr vs SynthesiaListnr vs NaturalReaderListnr vs Resemble AIListnr vs TypecastListnr vs RevoicerListnr vs Voice DreamListnr vs NeuphonicListnr vs NuanceListnr vs Wavel AIListnr vs Unreal SpeechListnr vs Amazon PollyListnr vs TTSReaderListnr vs Cartesia AIListnr vs NarakeetListnr vs SpeechGenListnr vs TTSMakerListnr vs DeepgramListnr vs BalabolkaListnr vs SpeechifyListnr vs LOVOExplore AlternativesAI Apps

Integrations

Text to Speech APIListnr Zapier IntegrationListnr Pabbly Integration

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