Free Tools
Try Captapi right in your browser. Free transcript, summary, maker, and AI generator tools grouped by platform — start free, no card required.
YouTube tools
Transcript, summary, thumbnail, banner, title, description, hashtag, converter, and best-time tools for YouTube creators.
Free YouTube Transcript Extractor
Get the full, timestamped transcript of any public YouTube video in seconds. Free, no sign-up — copy or download the text for subtitles, notes, or repurposing.
Open toolFree YouTube Video Summarizer
Summarize any YouTube video with AI in seconds — get a concise overview, key bullet points, and the main topics. Free, no sign-up, copy or download the result.
Open toolFree AI YouTube Thumbnail Maker
Generate click-ready AI thumbnails from a title, portrait, and reference image. Multiple 16:9 variations, no sign-up.
Open toolYouTube Banner Maker
Create 2560×1440 channel art with a safe-zone guide. Backgrounds, text, social icons.
Open toolYouTube Hashtag Generator
Generate 30 relevant YouTube hashtags grouped by trending, niche, and broad reach.
Open toolYouTube Title Generator
10 catchy, CTR-scored video titles in any style — clickbait, how-to, listicle, and more.
Open toolYouTube Description Generator
SEO-optimized descriptions with a hook, keywords, timestamps, CTA, and hashtags.
Open toolYouTube Shorts Idea Generator
8 Shorts ideas with hooks, 60-second script outlines, and retention tips.
Open toolYouTube Name Generator
15 catchy, brandable channel name ideas from your niche. Pick personal or business and a style. AI, no sign-up.
Open toolBest Time to Post on YouTube
The best days and hours to upload videos and Shorts, shown in your local time zone.
Open toolYouTube Money Calculator
Estimate YouTube earnings from views with real RPM ranges by niche — long-form ads, Shorts, and channel projections.
Open toolYouTube Dislike Viewer
See the hidden dislikes on any YouTube video — likes, estimated dislikes, and the true ratio. No extension needed.
Open toolYouTube Banner Size
The 2026 banner dimensions: 2560×1440 upload, 1546×423 safe area — full chart with device crops.
Open toolYouTube Thumbnail Size
1280×720, under 2 MB — the full thumbnail spec for videos, Shorts, and podcasts, with anti-blur tips.
Open toolBest Time to Post YouTube Shorts
Shorts-specific posting windows — evening and scroll-time slots, converted to your local time zone.
Open toolYouTube Engagement Rate Calculator
Likes and comments per view, with benchmarks for long-form videos and Shorts.
Open toolTikTok tools
Transcript, summary, username, hashtag, video idea, coin calculator, best-time, and secret emoji tools for TikTok content workflows.
Free TikTok Transcript Extractor
Extract speech and captions from any public TikTok video as clean, copyable text. Free with a few daily tries — AI transcribes the audio when there are no captions.
Open toolFree TikTok Video Summarizer
Summarize any public TikTok video with AI in seconds — get the key takeaways, main points, and topics as copyable text. Free, no sign-up, no install.
Open toolTikTok Username Generator
15 available-style usernames in your vibe — aesthetic, funny, edgy, or cute.
Open toolTikTok Hashtag Generator
30 viral, niche, and FYP-boosting hashtags with a live character counter.
Open toolTikTok Video Idea Generator
8 video ideas with hooks, concepts, suggested sounds, and a virality score.
Open toolTikTok Emojis
All 46 secret TikTok emoji codes with meanings. Search and copy codes like [smile] in one click.
Open toolTikTok Coin Calculator
Convert TikTok coins to USD and back, see gift values, and estimate what creators earn from any gift. Free, always current.
Open toolBest Time to Post on TikTok
Day-by-day posting schedule in your local time zone, backed by engagement data. Includes today's best slots.
Open toolTikTok Money Calculator
Estimate what TikTok pays per view and per video from Creator Rewards, plus brand deal rates by follower count.
Open toolTikTok Ad Library Search
Search TikTok's Commercial Content Library by keyword — live ad creatives and advertisers, free and account-free.
Open toolTikTok Fonts Generator
Turn text into bold, cursive, gothic, and 20+ styles for your TikTok bio, nickname, and captions.
Open toolTikTok Engagement Rate Calculator
The view-based ER formula brands use — likes + comments + shares over views, with benchmarks.
Open toolInstagram tools
Free transcript, summarizer, username, caption, and best-time tools for Instagram.
Free Instagram Reel Transcript
Extract a clean, copyable transcript from any public Instagram Reel in seconds. Free, no sign-up — turn Reels into text for captions, notes, or content.
Open toolFree Instagram Reel Summarizer
Summarize any public Instagram Reel with AI in seconds — get a short overview, key points, and topics as copyable text. Free, no sign-up required.
Open toolBest Time to Post on Instagram
The best times to post Reels, photos, and Stories every day of the week — shown in your local time zone.
Open toolInstagram Username Generator
15 available-style Instagram name ideas in your niche — aesthetic, minimal, or funny. AI-powered, no sign-up.
Open toolInstagram Caption Generator
10 scroll-stopping captions in your vibe — funny, aesthetic, short, or hard — with hashtags and emoji. AI, no sign-up.
Open toolInstagram Username Checker
Check if an Instagram handle is available or taken — live, with the public profile behind taken names.
Open toolInstagram Highlights Viewer
See any public account's story highlight albums — titles, covers, and counts — without logging in.
Open toolInstagram Grid Maker
Split any photo into a 3×1, 3×2, or 3×3 profile grid — sliced in your browser, exported at 1080×1080 per tile.
Open toolInstagram Story Size
1080×1920 with the safe zones that keep text clear of Instagram's UI — full Story dimensions chart.
Open toolInstagram Engagement Rate Calculator
Calculate ER from likes, comments, and followers — with benchmarks by account size bracket.
Open toolInstagram Captions
Copy-ready captions by category — birthday, funny, short, baddie, couples, and travel — plus an AI generator.
Open toolFacebook tools
Free transcript, ad library search, fonts, and best-time-to-post tools for public Facebook content.
Best Time to Post on Facebook
Data-backed posting times for Facebook Pages and Reels, adjusted to your local time zone.
Open toolFacebook Ad Library Search
Search Meta's public ad library by keyword or brand — see the exact ads running on Facebook and Instagram, no login needed.
Open toolFacebook Fonts Generator
Fancy Unicode text for Facebook posts, bios, and comments — bold, cursive, bubble, and 20+ more styles.
Open toolFacebook Cover Photo Size
820×312 desktop, 640×360 mobile — how to design one cover that works on both, plus group and event sizes.
Open toolTwitter tools
Posting schedule and creator utilities for X (Twitter).
Snapchat tools
Reference guides for Snapchat streaks, emojis, planets, and Snapchat Plus.
Snapchat Planets Order & Meaning
What each Snapchat Plus friend planet means, in order from Mercury to Neptune, with visuals.
Open toolSnapchat Streaks Guide
How streaks work, what the hourglass means, how to restore a lost streak for free, and the longest streaks ever.
Open toolSnapchat Emoji Meanings
What every Snapchat friend emoji, symbol, and icon means — the yellow heart, fire, green dot, hourglass, and more.
Open toolLinkedIn tools
AI headline generator and profile utilities for LinkedIn.
LinkedIn Headline Generator
10 recruiter-friendly LinkedIn headline ideas from your role and skills — within the 220-character limit. AI, no sign-up.
Open toolLinkedIn Ad Library Search
Look up any company's LinkedIn ads — the B2B campaigns they're running right now, without a LinkedIn account.
Open toolDiscord tools
Font generators, bio generators, and markdown formatting tools for Discord messages and profiles.
Discord Fonts & Text Generator
Turn text into bold, cursive, gothic, and 20+ styles you can paste into Discord, plus a markdown formatting cheat sheet.
Open toolDiscord Bio Generator
6 About Me bios that fit Discord's 190-character limit, in your style — aesthetic, funny, edgy, or minimal.
Open toolDiscord Formatting Generator
Type once and copy Discord markdown — bold, italic, strikethrough, spoilers, code blocks, headers, and colored text.
Open toolDiscord ID Lookup
Decode any Discord snowflake ID into its exact creation date — users, servers, channels, and messages.
Open toolDiscord Banner Size
Profile banner, server banner, invite splash, and icon dimensions — with Nitro and boost requirements.
Open toolTwitch tools
Emote resizing and creator utilities for Twitch streamers.
Twitch Emote Resizer
Resize any image to Twitch's 112, 56, and 28 px emote sizes plus Discord's 128 px — right in your browser, free.
Open toolTwitch Gifted Sub Calculator
How much is 5, 50, or 100 gifted subs? Calculate the exact cost by tier and what the streamer actually earns.
Open toolTwitch Name Generator
15 available-style Twitch username ideas for your niche — within the 4-25 character rules. AI-powered, no sign-up.
Open toolTwitch Banner Size
Profile banner, offline screen, and panel dimensions — the full Twitch channel art kit for 2026.
Open toolGeneral tools
Cross-platform creator utilities: screenshot rules, slang dictionary, image sizes, engagement benchmarks, and bios.
Social Media Bio Generator
6 on-brand bios for YouTube, TikTok, Instagram, or X — within each platform's limit.
Open toolEngagement Rate Calculator
Calculate TikTok, Instagram, or YouTube engagement rate from likes, comments, and followers — with benchmarks by follower size.
Open toolSocial Media Slang Dictionary
What does PMO, NFS, or the green dot mean? Search 60+ TikTok, Snapchat, Instagram, and Discord slang terms.
Open toolSocial Media Image Sizes
Every 2026 dimension in one cheat sheet — Instagram posts and Stories, TikTok ratios, YouTube thumbnails and banners, and more.
Open toolSocial Media Character Counter
Type once, check every limit — Instagram captions, X posts, TikTok bios, YouTube titles, and Discord messages, live.
Open toolCreator Monetization Checker
Enter your followers and views to see which monetization programs you qualify for on TikTok, YouTube, Instagram, and Twitch.
Open tool