Herramientas gratis para creadores y fundadores

X character counter

Counts the way X counts: links as 23, emoji as 2. LinkedIn, Instagram, TikTok, Threads and YouTube limits too.

EscrituraXBluesky

LinkedIn post preview

See your post in LinkedIn's feed on a phone and a laptop at once, cut where LinkedIn cuts it.

Redes socialesLinkedIn

Post image generator

Turn an X, LinkedIn, Threads or Substack post into a quote card, carousel or thread image, in every size, Pinterest and LinkedIn included.

DiseñoXLinkedIn

LinkedIn video downloader

Save any public LinkedIn video as an MP4 in every quality LinkedIn made, straight to your device.

VídeoLinkedIn

Instagram audio downloader

Save the sound from any public Instagram Reel as an MP3 or M4A, taken out in your browser.

VídeoInstagram

Apple Podcasts MCP server & CLI

Track chart ranks, read reviews and search your podcast library from Claude, Codex or Cursor.

Servidores MCP y CLIApple Podcasts

Customer avatar generator

Turn customer notes, reviews and DMs into a clear customer avatar in their own words, ready for your AI.

Lead magnet generator

Turn a checklist, guide, prompts or a video into one page with an email gate and your own signup form, free.

UTM builder

Clean UTM links, the GA4 channel each one lands in, presets for creators, and many links at once.

Schema markup generator

Schema markup (JSON-LD) for the types Google shows today, checked against Google's own rules, plus a check for any page.

llms.txt generator

Build your llms.txt from your live site, check every link and your AI crawler access, and add llms-full.txt.

Book royalty calculator

What you earn per copy at KDP, Apple Books, Kobo, B&N, Google Play and Audible.

LibrosAmazon KDPApple Books

Schengen calculator

Count your days under the 90/180-day rule, and see how long you can stay.

Country finder

Find the best country to live in or move to, for your passport and what you're after, in 198 countries.

Deep work timer

Plan a session in 60 seconds, work in the dive until the bell, and keep score in deep hours.

Longevity test

Five at-home tests research links to how long you live, then a plan for your day, your food and your training.

YouTube thumbnail preview

See your thumbnail and title in YouTube's feeds, next to your competitors, before you upload.

VídeoYouTube

Personal annual review template

Look back on your year, then plan the next on one page: a theme, 3 outcomes and the weekly inputs that get you there.

Calorie calculator

Set a daily calorie target for your goal, with the date you'd reach your goal weight and a safe floor.

Percentage calculator

Type 2 numbers and get every percentage answer at once: X% of Y, what percent, the change and the difference.

Bluesky MCP server & CLI

Post, read and search Bluesky from Claude, Codex or Cursor, or from your terminal.

Servidores MCP y CLIBluesky

LinkedIn character counter

LinkedIn's 3,000-character post limit, counted as you type, with X, Threads and Bluesky beside it.

EscrituraLinkedIn

Fake tweet generator

Recreate a real tweet or make your own, drawn the way X shows it, in light, dim or dark mode.

Redes socialesX

LinkedIn carousel generator

Turn a post or a thread into LinkedIn carousel slides, edit each one, and download the PDF, free.

DiseñoLinkedIn

X character counter

Counts the way X counts: links as 23, emoji as 2. LinkedIn, Instagram, TikTok, Threads and YouTube limits too.

EscrituraXBluesky

LinkedIn post preview

See your post in LinkedIn's feed on a phone and a laptop at once, cut where LinkedIn cuts it.

Redes socialesLinkedIn

Post image generator

Turn an X, LinkedIn, Threads or Substack post into a quote card, carousel or thread image, in every size, Pinterest and LinkedIn included.

DiseñoXLinkedIn

LinkedIn video downloader

Save any public LinkedIn video as an MP4 in every quality LinkedIn made, straight to your device.

VídeoLinkedIn

Instagram audio downloader

Save the sound from any public Instagram Reel as an MP3 or M4A, taken out in your browser.

VídeoInstagram

Apple Podcasts MCP server & CLI

Track chart ranks, read reviews and search your podcast library from Claude, Codex or Cursor.

Servidores MCP y CLIApple Podcasts

Customer avatar generator

Turn customer notes, reviews and DMs into a clear customer avatar in their own words, ready for your AI.

Lead magnet generator

Turn a checklist, guide, prompts or a video into one page with an email gate and your own signup form, free.

UTM builder

Clean UTM links, the GA4 channel each one lands in, presets for creators, and many links at once.

Schema markup generator

Schema markup (JSON-LD) for the types Google shows today, checked against Google's own rules, plus a check for any page.

llms.txt generator

Build your llms.txt from your live site, check every link and your AI crawler access, and add llms-full.txt.

Book royalty calculator

What you earn per copy at KDP, Apple Books, Kobo, B&N, Google Play and Audible.

LibrosAmazon KDPApple Books

Schengen calculator

Count your days under the 90/180-day rule, and see how long you can stay.

Country finder

Find the best country to live in or move to, for your passport and what you're after, in 198 countries.

Deep work timer

Plan a session in 60 seconds, work in the dive until the bell, and keep score in deep hours.

Longevity test

Five at-home tests research links to how long you live, then a plan for your day, your food and your training.

YouTube thumbnail preview

See your thumbnail and title in YouTube's feeds, next to your competitors, before you upload.

VídeoYouTube

Personal annual review template

Look back on your year, then plan the next on one page: a theme, 3 outcomes and the weekly inputs that get you there.

Calorie calculator

Set a daily calorie target for your goal, with the date you'd reach your goal weight and a safe floor.

Percentage calculator

Type 2 numbers and get every percentage answer at once: X% of Y, what percent, the change and the difference.

Bluesky MCP server & CLI

Post, read and search Bluesky from Claude, Codex or Cursor, or from your terminal.

Servidores MCP y CLIBluesky

LinkedIn character counter

LinkedIn's 3,000-character post limit, counted as you type, with X, Threads and Bluesky beside it.

EscrituraLinkedIn

Fake tweet generator

Recreate a real tweet or make your own, drawn the way X shows it, in light, dim or dark mode.

Redes socialesX

LinkedIn carousel generator

Turn a post or a thread into LinkedIn carousel slides, edit each one, and download the PDF, free.

DiseñoLinkedIn