// FREE TOOLS

Free Kompozy tools

Calculators, estimators, validators for content creators, podcasters, YouTubers, and B2B marketers. No signup. Embed them if useful.

KompozyTurn one idea into a week of content — across every platform, published for you.
Get Started →

Last verified · 2026-05-29 · by Moe Ameen

Brand voice

AI banned-word linter
Paste any text. Highlights the 147 phrases that flag content as AI-written. Based on the Kompozy AI Tells Index.
Persona Brief builder
5-section interactive form → polished Persona Brief PDF + import-to-Kompozy CTA. The brand-voice foundation.
AI tells detector
Paste content → flags the 5 archetypes from the AI Tells Index with archetype breakdown. The full Index in a tool.
Brand voice analyzer
Paste 3-5 of your existing posts. AI extracts your voice DNA — tone traits, sentence patterns, vocabulary signatures.

Content output

Multi-platform post preview
Paste a post. See it on TikTok, X, LinkedIn, Threads, and Instagram side by side with character limits.
Content output estimator
Input source length + format → see how many video clips, image cards, text posts, blog, and newsletter outputs you can produce from one source.
Content repurposing ROI calculator
Compare manual repurposing hours vs AI-augmented at your hourly rate. See monthly time + cost savings.
Cross-platform content calendar generator
Drop in one source (podcast / video / blog). Get a 7-day posting schedule with platform-native cadences.
Instagram caption generator
Describe your post and get 5 scroll-stopping Instagram captions in different styles, plus a matching hashtag set — free, no signup.
AI video script generator
Turn a topic into a short-form video script with a scroll-stopping hook, beat-by-beat structure, a CTA, and b-roll ideas — free.
Instagram hashtag generator
Get a strategic Instagram hashtag set grouped by reach tier — broad, niche, and micro — for any topic. Free, copy in one tap.
LinkedIn headline generator
Generate 6-8 LinkedIn profile headlines in different angles — authority, results, keyword-rich, personality — all under the 220-character limit.
TikTok caption generator
Describe your video and get 5 short, punchy TikTok captions built to drive comments and rewatches, plus a tight hashtag set. Free, no signup.
Engagement rate calculator
Calculate your engagement rate for Instagram, TikTok, LinkedIn, X, or Facebook — then see how it stacks up against 2026 per-platform benchmarks. Free.

Tool stack

Credit burn calculator
Pick your weekly output mix. Get monthly credit burn, recommended Kompozy tier, and stack savings.
Tool stack cost comparison
Check the AI tools you pay for monthly. Compare your current stack against Kompozy. See the per-month delta.
BYOK vs managed AI calculator
At your generation volume, does bring-your-own-keys beat managed credits? Compute break-even per month.
AI content tool stack recommender
6-question quiz. Get a recommended 3-5 tool stack based on your format mix, team size, budget.

YouTube

YouTube revenue estimator
Subscriber count + niche + view rate → estimated monthly revenue across AdSense, sponsorships, memberships, products.
YouTube niche validator
Niche idea → scored on the 4-axis framework (search demand × competition × your expertise × monetization potential).
YouTube thumbnail CTR predictor
Upload 2-3 thumbnails. AI-vision-based predicted CTR + pattern recommendations from the YouTube cluster playbook.
YouTube title generator
Generate 6-8 high-CTR YouTube titles in different angles — curiosity, how-to, listicle, bold claim — with character counts and thumbnail text ideas.
YouTube hashtag generator
Get a tight recommended set of 3-5 YouTube hashtags plus a wider pool for any video topic — built around how YouTube actually ranks tags. Free.

Email marketing

Email deliverability checker
Enter your sending domain. Validates SPF, DKIM, DMARC, BIMI records. Recommendations to fix what fails.
Email subject line tester
Paste a subject line. Get predicted open rate + AI-tells check + 3-5 better variants.
Cold email reply rate predictor
Paste a cold email. Predicted reply rate + specific improvement suggestions tied to 2026 deliverability rules.

Podcast / video

AI video production cost calculator
Minutes of video per month × tool mix → projected monthly compute cost (Runway, Pika, HeyGen, ElevenLabs, Kling).
Podcast clip picker
Paste a podcast transcript. AI picks the top 4-8 clip-worthy moments with timestamps and hook scores.
Podcast name generator
Describe your show and get 8-10 memorable podcast name ideas with taglines — plus tips on checking availability. Free, no signup.

Creator business

Creator business stack by revenue stage
Monthly revenue input → recommended tool stack + monthly cost at your stage. From $0 to $1M+/yr.
Course launch break-even calculator
Production cost + ad spend + price point → number of sales you need to break even on a course launch.
TikTok money calculator
Estimate TikTok earnings from Creator Rewards views plus brand deals by follower tier — using real 2026 payout and sponsorship-rate ranges. Free.

Frequently asked questions

Are Kompozy's tools free to use?

Yes. Every live tool in the catalog — calculators, estimators, validators — is free and requires no signup. You can embed them on your own site if useful.

What kinds of tools are in the catalog?

Tools for content creators, podcasters, YouTubers, and B2B marketers, including a content output estimator, repurposing ROI calculator, tool-stack cost calculator, a banned-word linter, and a deliverability checker, grouped by category.

Do I need a Kompozy account to use them?

No account or signup is required. The tools run on their own pages and are usable without logging in.

Why do some tools show as "coming soon"?

The catalog lists both live and planned tools. Items marked "coming soon" are in progress and appear dimmed; only tools marked live are clickable and functional today.

Can I embed these tools on my own website?

Yes. The free tools are built to be embedded, so you can place a calculator or validator on your own site if it is useful to your audience.