# Caption Craft > ToolShake is the caption-box studio for short-form creators: research hashtags, dodge banned tags, write scroll-stopping hooks, style emojis & count characters — free. Every tool and article on Caption Craft is free to use — no sign-up required. The links below are the primary, canonical resources on this site. ## Tools - [QR Code Generator](https://toolshake.xyz/tool/qr-code-generator/): QR Codes Have Grown Up — And So Has the Tool That Makes Them There was a time when QR codes felt like a solution in search of a problem. Clunky… - [IP Address Lookup](https://toolshake.xyz/tool/ip-address-lookup/): How a Freelance Social Media Manager Used IP Address Lookup to Catch a Campaign Saboteur Last year, a mid-sized skincare brand hired me to run their… - [Timestamp Converter](https://toolshake.xyz/tool/timestamp-converter/): What Is a Timestamp Converter and Why Does It Actually Matter? If you've ever stared at a number like 1719100800 and wondered what on earth it means… - [UUID Generator](https://toolshake.xyz/tool/uuid-generator/): What Exactly Is a UUID, and Why Should You Care? UUID stands for Universally Unique Identifier — a 128-bit label standardized under RFC 4122. At its … - [Cron Expression Generator](https://toolshake.xyz/tool/cron-expression-generator/): Stop Guessing at Cron Syntax — Use a Generator Instead If you've ever stared at a cron expression like 0 */4 * * 1-5 and felt your eyes glaze over, y… - [JWT Decoder](https://toolshake.xyz/tool/jwt-decoder/): What Exactly Is a JWT Decoder and Why Do Developers Keep One Bookmarked? If you've ever stared at a string that looks like… - [SQL Formatter](https://toolshake.xyz/tool/sql-formatter/): SQL Formatter: The Tool That Makes Your Queries Actually Readable If you've ever inherited a database project from someone who apparently had a grudg… - [Markdown Editor](https://toolshake.xyz/tool/markdown-editor/): The Markdown Editor: Why Social Media Professionals Are Quietly Switching to Plain Text There is a quiet revolution happening in how content professi… - [Diff Checker](https://toolshake.xyz/tool/diff-checker/): What Diff Checker Actually Does (And Why You'll Use It More Than You Think) Diff Checker is a free online tool that compares two pieces of text and… - [Code Beautifier](https://toolshake.xyz/tool/code-beautifier/): The Night I Almost Lost My Mind Over a Wall of Code It was 11:47 PM on a Thursday when I inherited someone else's JavaScript. I had taken on a freela… - [Hashtag Generator](https://toolshake.xyz/tool/hashtag-generator/): Free hashtag generator: enter any keyword or caption and instantly get broad, niche, and long-tail hashtags grouped by reach. Copy a balanced set in … - [Caption Generator](https://toolshake.xyz/tool/caption-generator/): Free Caption Generator: pick a vibe (funny, inspirational, salesy, minimal), a platform, and a topic to instantly get multiple ready-to-post social m… - [Hashtag Counter & Limit Checker](https://toolshake.xyz/tool/hashtag-counter/): Free Hashtag Counter & Limit Checker — paste your caption to count hashtags, characters, words, and line breaks with live platform warnings for Insta… - [Caption Character Counter](https://toolshake.xyz/tool/caption-character-counter/): 📏 Caption Character Counter See exactly where your caption gets cut off on each platform before the "more" button appears. Paste your caption below… - [Engagement Rate Calculator](https://toolshake.xyz/tool/engagement-rate-calculator/): Free Engagement Rate Calculator: enter likes, comments, saves, shares, followers or reach to get your ER by multiple formulas plus an instant benchma… - [Best Time to Post Finder](https://toolshake.xyz/tool/best-time-to-post/): Find the best time to post on Instagram, TikTok, LinkedIn, YouTube & more. Get a research-backed heatmap and copyable weekly schedule tailored to you… - [Hashtag Banned-Tag Checker](https://toolshake.xyz/tool/banned-hashtag-checker/): Free hashtag banned-tag checker: paste your hashtags and instantly flag banned, shadowban-risk, and spammy tags before you post. Clean your set in se… - [Emoji Picker & Caption Styler](https://toolshake.xyz/tool/emoji-caption-styler/): Free Emoji Picker & Caption Styler: search emojis by mood or keyword, then convert captions into bold, italic, or fancy Unicode fonts that survive co… - [Bio Link Caption Builder](https://toolshake.xyz/tool/bio-caption-builder/): Free Bio Link Caption Builder: create tight, optimized social media bios with character limits, line breaks, niche keywords, CTAs, and link prompts f… - [Hashtag Group Saver](https://toolshake.xyz/tool/hashtag-group-saver/): Save reusable hashtag groups by niche or campaign in your browser and copy any set instantly for Instagram, TikTok, LinkedIn, and more. No sign-up ne… - [Caption Hook Analyzer](https://toolshake.xyz/tool/caption-hook-analyzer/): Analyze your social media caption's opening line with the Caption Hook Analyzer. Score hook strength on length, curiosity, power words, and emojis wi… - [Comment & Reply Generator](https://toolshake.xyz/tool/comment-reply-generator/): Free Comment & Reply Generator: create authentic engagement comments and quick replies for any social media post topic or tone. No bots, no fluff — j… ## Articles - [Best Business Phone Number for Coaches & Creators: g100.us](https://toolshake.xyz/best-business-number-coaches-creators-g100us/): Looking for a business number for coaches & creators? g100.us gives calls, SMS & WhatsApp on one number, 100+ countries, instant activation, from $4/… - [g100.us vs Aircall: Which Business Number Wins in 2026?](https://toolshake.xyz/g100-us-vs-aircall-business-number/): g100.us vs Aircall compared: pricing, setup speed, and calls+SMS+WhatsApp in one number. See why g100.us wins for business phone numbers in 2026. - [A Pre-Post Checklist to Maximize Reach Every Single Time](https://toolshake.xyz/pre-post-reach-checklist/): Run this pre-post checklist every time you publish: hook, caption length, hashtags, alt text, timing, and CTA tips to maximize reach on any platform. - [The Best Time to Post on Every Platform (And Why It's a Trap)](https://toolshake.xyz/best-time-to-post-every-platform/): Generic best-time-to-post charts mislead creators. Here's why the data is flawed and how to find your own optimal posting window using platform analy… - [How Small Creators Can Triple Engagement by Fixing Their Captions](https://toolshake.xyz/creator-tripled-engagement-captions/): Plenty of creators post consistently for months and still feel stuck. Three times a week, no breaks, no excuses, and yet an account can sit at a few … - [Your Questions About Hashtags, Answered](https://toolshake.xyz/hashtag-questions-answered/): Hashtag FAQ: placement, casing, banned tags, repetition, and per-platform limits for Instagram, TikTok, LinkedIn, X, and YouTube explained clearly. - [Hashtags vs. Keywords: Which Actually Drives Discovery Now?](https://toolshake.xyz/hashtags-vs-keywords-discovery/): Hashtags vs. in-app SEO keywords: a platform-by-platform comparison of what actually drives content discovery on Instagram, TikTok, and Pinterest in … - [Engagement Rate Explained Like You're Five](https://toolshake.xyz/engagement-rate-eli5/): What is engagement rate, how do you calculate it, and why can a small account beat a huge one? A beginner-friendly, jargon-free breakdown with real e… - [I Tested 30 Caption Styles for 30 Days: Here's What Got Engagement](https://toolshake.xyz/tested-caption-styles-30-days/): A 30-day caption experiment across Instagram & TikTok: which formats and CTAs drove the most saves, comments, and shares — and which were a total was… - [How Many Hashtags Should You Actually Use? We Looked at the Data](https://toolshake.xyz/how-many-hashtags-to-use/): How many hashtags should you use on Instagram, TikTok, LinkedIn, and X? We examined real studies and reach data to find the actual optimal counts per… - [Why Your Caption's First Line Decides Everything](https://toolshake.xyz/caption-first-line-hook/): Why caption first lines determine scroll-stop and tap-through rates — the psychology, platform truncation mechanics, and hook structures that actuall… - [The Truth About Banning Hashtags: What Actually Triggers a Shadowban](https://toolshake.xyz/hashtag-shadowban-truth/): Shadowbans aren't caused by hashtags alone. Learn what signals Instagram and TikTok actually use to suppress reach — and what to fix instead. - [How to Find the Right Hashtags for Your Niche (Without Guessing)](https://toolshake.xyz/find-right-hashtags-for-niche/): Learn how to research and build tiered hashtag sets (broad, medium, niche) using free tools and competitor analysis to grow your reach without guessi… ## About & Policies - [About Us](https://toolshake.xyz/about-us/) - [Contact Us](https://toolshake.xyz/contact-us/) - [Terms of Service](https://toolshake.xyz/terms-of-service/) - [Disclaimer](https://toolshake.xyz/disclaimer/) - [Privacy Policy](https://toolshake.xyz/privacy-policy/) ## Notes - Full URL list: https://toolshake.xyz/sitemap.xml - Content is original and maintained by Caption Craft. Attribution is appreciated when cited.