30 free tools · no sign-up · no watermarks

Free tools every YouTube & Instagram creator actually needs

Download thumbnails, write better titles and captions, extract tags from competitors, estimate earnings, and pick giveaway winners — all in your browser, all free.

Browse all tools Try Thumbnail Downloader

YouTube Tools

Thumbnails

Thumbnail Downloader

Grab any YouTube video’s thumbnail in every available resolution, instantly.

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Thumbnails

Thumbnail Preview Tester

See how your thumbnail and title look in search results, suggested videos, and mobile feeds before you publish.

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Thumbnails

Color Palette Extractor

Upload a thumbnail and pull its dominant colors as hex codes, for consistent branding across videos.

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Thumbnails

Thumbnail Text Generator

Generate punchy 2-4 word thumbnail overlay text ideas for your video topic.

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Writing

Title Generator

Generate clickable, SEO-friendly video titles from a topic using proven title formulas.

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Writing

Description Generator

Turn a rough chapter list into a clean, formatted YouTube description with clickable timestamps.

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Writing

Hook Generator

Generate scroll-stopping first-15-second hooks for your next video script.

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Writing

Title CTR Checker

Score a title you already wrote against known click-through-rate patterns, with specific feedback.

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Writing

Script Length Estimator

Paste your script and get an estimated spoken runtime before you record.

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Writing

Script Outline Generator

Generate a full video structure — hook, sections, and CTA placement — from a topic.

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Growth

Tag Extractor

See the exact tags a competitor’s video is using, straight from YouTube’s own data.

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Growth

Hashtag Generator

Generate relevant hashtags for your video or Short based on your topic and niche.

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Growth

Earnings Calculator

Estimate how much a YouTube video or channel could earn from ad revenue based on views and niche.

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Growth

Video Stats Lookup

See every public stat for any video — views, likes, comments, duration, publish date — in one view.

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Growth

Trending Explorer

Browse currently trending videos by region and category for content inspiration.

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Growth

Tag Generator

Generate 15-20 SEO keyword tags for YouTube's Tags field from just a video topic.

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Growth

Category Selector

Get a suggested YouTube upload category for your video topic, picked from the real 15 official categories.

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Growth

Keyword Research

Find related keyword ideas for your topic and see how competitive the top term already is on YouTube.

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Growth

Outlier Finder

Find which videos on any channel wildly outperformed their normal average — a shortcut to "what worked, do more of that."

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Channel

Comment Picker

Randomly pick a winner from a video’s comments — perfect for giveaways and contests.

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Channel

Channel ID Finder

Look up the raw channel ID behind any @handle, custom URL, or legacy username.

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Channel

Channel Audit

Get a full health check on any channel — upload frequency, average views, engagement rate, and best/worst performing videos.

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Channel

Embed Code Generator

Paste a video URL and get a ready-to-use embed snippet with custom size, autoplay, and start time.

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Channel

QR Code Generator

Turn a channel or video URL into a QR code for merch, event slides, and end screens.

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Instagram Tools

Thumbnails

Preview Tester

See how your photo or Reel cover looks in the grid and feed before you publish.

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Writing

Caption Generator

Generate scroll-stopping Instagram captions from a topic — hook-first, properly formatted.

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Writing

Reel Hook Generator

Generate scroll-stopping first-1-3-second hooks for your next Reel.

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Growth

Hashtag Generator

Generate relevant hashtags for your Instagram post or Reel based on your topic and niche.

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Channel

QR Code Generator

Turn your Instagram profile or post URL into a QR code for merch, signage, and stories.

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Channel

Embed Code Generator

Paste a public post or Reel URL and get Instagram's official embeddable widget code.

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Why creators use these tools

Every tool here runs instantly, doesn't require an account, and doesn't add watermarks or upsells. We built CreatorKit because the small, repetitive tasks around making content — grabbing a thumbnail, writing a caption, checking what tags a competitor used — shouldn't take longer than the task itself.