PostInkBlog
Notes on writing and growing on X
Practical guides to writing and growing on X. Each one is checked against X’s own documentation or the studies it cites. No growth hacks.
Guides
- GuideHow to schedule a tweetYes, you can schedule tweets on X for free. Step by step on desktop and phone, where scheduled posts go, what X can't schedule, and when a tool helps.
- GuideBest time to post on XWhat the big studies say about the best time to post on X, where they disagree, and a simple way to find the best time for your own audience.
- GuideHow to reply on XReplies are the fastest way to get seen on X. How to choose posts to reply to, what a good reply looks like, and the reply habits that read as spam.
- GuideHow to get more followers on XHow to grow on X in 2026: a clear profile, a few topics, replies that add something, a steady posting rhythm, and the shortcuts that backfire.
- GuideThe X algorithm, explainedHow the X algorithm ranks posts in the For You feed, from the code X published, what has changed since, and what it means for what you post.
- GuideBuilding in public on XWhat building in public means, what to share and what to keep back, and how to keep a build log on X going past the first two weeks.
Free tools
- Free toolAI writing checkerPaste any text and see the phrases that make it sound AI-written: praise openers, "not X, it's Y", buzzwords, tidy morals. Free, and it runs in your browser.
- Free toolTweet character counterA tweet character counter that counts the way X does: links as 23, emoji as 2, and the 280 limit for posts. Free, live, and private to your browser.
- Free toolTweet ideasStuck on what to post? Pick what you do and get specific tweet ideas and prompts for X, in a dozen formats from hot takes to behind-the-scenes posts.
- Free toolTwitter fontsBold, italic, cursive, gothic, strikethrough and 17 more text styles for X posts, names and bios. Copy and paste, with the character count X will use.
- Free toolBold text generatorType once, copy bold text for X posts, your bio or your display name, in serif or sans. Shows how many of your 280 characters it uses.
- Free toolItalic text generatorItalic letters for X posts and your bio, in serif or sans, ready to copy. Free, in your browser, with the X character count for each style.
- Free toolBold italic text generatorBold italic letters for X in serif and sans, to copy into posts, replies and your profile. See how much of the 280 limit each version uses.
- Free toolCursive font generatorTurn text into cursive script for your X name, bio or a post, in light or bold. Copy and paste, free and private to your browser.
- Free toolGothic font generatorGothic, blackletter and Old English style text for X, light or bold. Type once, copy, paste into your post, name or bio.
- Free toolDouble-struck text generatorOutlined, double-struck letters and numbers for X posts and your bio. Copy and paste, with the character count X will use.
- Free toolMonospace font generatorTypewriter and code-style monospace text for X posts, replies and your bio. Copy and paste, free, and private to your browser.
- Free toolSmall caps generatorSmall capital letters for your X bio, name or posts. Type, copy and paste. It also shows what each version costs against the 280 limit.
- Free toolStrikethrough text generatorCross out words on X with strikethrough text, copy and paste. For jokes, corrections and price drops. Free, private, with the X character count.
- Free toolUnderline text generatorUnderlined text for X posts and your bio, single or double. Type, copy, paste. Shows how many of your 280 characters it takes.
- Free toolBubble text generatorBubble letters in circles, light or dark, for X posts, names and bios. Copy and paste, free, with the X character count for each version.
- Free toolUpside down text generatorFlip text upside down for X. It reverses the letters and turns each one over so it reads correctly from the other side. Copy and paste.
- Free toolVaporwave text generatorWide, spaced-out “aesthetic” vaporwave text for X. Full-width letters that paste anywhere. Free, with the X character count.
- Free toolX bio generatorAnswer four questions and get X bios to copy, each under the 160-character limit. No AI, so every word is yours. Examples for founders, developers and more.
- Free toolX bio ideas for foundersExample Twitter bios for founders, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for developersExample Twitter bios for developers, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for designersExample Twitter bios for designers, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for writers and creatorsExample Twitter bios for writers and creators, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for marketersExample Twitter bios for marketers, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for freelancersExample Twitter bios for freelancers, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolX bio ideas for studentsExample Twitter bios for students, all under 160 characters, and a free generator that turns your own answers into a bio for X.
- Free toolTweet ideas for foundersPost ideas for founders on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for developersPost ideas for developers on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for designersPost ideas for designers on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for writers and creatorsPost ideas for writers and creators on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for marketersPost ideas for marketers on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for freelancersPost ideas for freelancers on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolTweet ideas for studentsPost ideas for students on X: twelve prompts in different formats and 6 opening lines to fill with your own details.
- Free toolX username generatorGet X (Twitter) username ideas from your name and what you do, each 4 to 15 characters and within X’s rules, with a link to check if it’s taken.
Write the next one as yourself
PostInk drafts in your voice, throws out anything that reads like a bot, and schedules only what you approve. It runs in Chrome with your own AI key or a free local model.
$3.99 / month once, after 7 days free