Resources
Free marketing resources
Working tools, data-backed guides, and plain-English definitions. Everything here is free, live, and usable without an account.
Free tools
Ad ROI Calculator
Enter spend, CPC, conversion rate, AOV, and margin. Get ROAS, CPA, profit, and your break-even point instantly.
Ad Budget Planner
Split a monthly budget across Meta, Google, LinkedIn, TikTok, and X with editable benchmarks and projected reach.
Bold Text Generator
Type once, copy bold, italic, script, and 15 other Unicode styles that paste into any social post or bio.
Instagram Font Generator
Fancy Unicode fonts for Instagram bios and captions. Preview every style live, copy with one click.
LinkedIn Text Formatter
Bold and italic formatting for LinkedIn posts, with guidance on when styled text helps and when it hurts.
Instagram Line Break Generator
Write captions with clean spacing that Instagram actually keeps instead of collapsing on publish.
Instagram Grid Maker
Split any image into a 3x1 to 3x4 grid. Runs entirely in your browser, nothing is uploaded.
X (Twitter) Character Counter
Live counts against every platform limit, with X's URL and emoji weighting calculated correctly.
YouTube Money Calculator
Estimate channel earnings from views and niche RPM ranges, with Shorts calculated separately.
Engagement Rate Calculator
Work out engagement by followers or reach and see where you land against platform benchmarks.
YouTube Tag Generator
AI tags, titles, and descriptions from one line about your video. Paste-ready for YouTube Studio.
Instagram Bio Generator
AI Instagram bios, LinkedIn headlines, and X bios that fit the character limits and get follows.
Hook Generator
10 scroll-stopping hooks in distinct styles, full Instagram captions, or a tweet-by-tweet thread outline.
Guides
Best times to post
Data-backed posting windows aggregated from published studies, per platform.
How to schedule posts
Step-by-step native scheduling instructions, limits, and a faster way.
Post ideas
30+ specific, ready-to-post content ideas per platform, grouped by goal.
Post schedulers
What native scheduling can and can't do per platform, and how Crowbert compares.
ChatGPT & AI prompts
Copy-paste marketing prompt libraries and step-by-step ChatGPT workflow guides.
Marketing glossary
88 plain-English definitions covering analytics, paid advertising, content, and engagement, with formulas and examples.
Skip the manual work entirely
These resources help you plan. Crowbert's AI agents do the rest - creating, scheduling, and reporting on your social media for you.