# Free LinkedIn Tools for Writing, Checking and Measuring Posts > Free LinkedIn tools to write, preview, count characters, resize images and measure posts. No signup, no extension, and none of them asks for your password. Source: https://linkedinlikes.com/linkedin-free-tools ## AI writers - [LinkedIn caption generator: free caption drafts for your next post](https://linkedinlikes.com/linkedin-caption-generator): Free LinkedIn caption generator: describe your post, get several caption drafts that fit the 3,000-character limit and keep the hook above the see more cut. - [LinkedIn comment generator: six comment drafts in your own voice](https://linkedinlikes.com/linkedin-comment-generator): Free LinkedIn comment generator: paste a post, get six comment drafts in different styles, pick tone and length, then edit and post the comment yourself. - [LinkedIn hashtag generator: a short, relevant tag set for every post](https://linkedinlikes.com/linkedin-hashtag-generator): Free LinkedIn hashtag generator: describe your post and niche, get several short tag sets to pick from, and paste the one you like at the end of your post. - [LinkedIn Headline Generator for Your Profile Headline](https://linkedinlikes.com/linkedin-headline-generator): Free LinkedIn headline generator: describe your role and audience and get five LinkedIn profile headline options within the 220-character limit. No sign-up. - [LinkedIn hook generator: first lines that fit before "see more"](https://linkedinlikes.com/linkedin-hook-generator): Free LinkedIn hook generator: describe your post and get 10 first lines in five hook patterns, sized to fit before "see more". Runs on your device. - [LinkedIn line break generator](https://linkedinlikes.com/linkedin-line-break-generator): Free LinkedIn line break generator: paste a post, keep its empty lines and paragraphs, strip stray spaces and check it against the 3,000-character limit. - [LinkedIn post booster: a sharper opening and structure for your draft](https://linkedinlikes.com/linkedin-post-booster): Free LinkedIn post booster: paste a draft, choose a goal and get a sharper opening line, cleaner layout and a clear call to action, in your own voice. - [LinkedIn Post Generator: Free Drafts, Templates and LinkedIn Post Examples](https://linkedinlikes.com/linkedin-post-generator): Free LinkedIn post generator with post examples: describe a topic, get 5 drafts under 3,000 characters, then edit one with your own story before you publish. - [LinkedIn post ideas generator, with LinkedIn post examples](https://linkedinlikes.com/linkedin-post-ideas-generator): Free LinkedIn post ideas generator: 5 ideas with an opening line each, plus LinkedIn post examples as templates and the limits of every post format. ## Calculators and analyzers - [Best Time to Post on LinkedIn in 2026](https://linkedinlikes.com/best-time-to-post-on-linkedin): The best time to post on LinkedIn in 2026 is 3 to 8 p.m. on weekdays, led by Wednesday at 4 p.m. See the top three hours for every day in your time zone. - [LinkedIn engagement rate calculator](https://linkedinlikes.com/linkedin-engagement-rate-calculator): Free LinkedIn engagement rate calculator: enter reactions, comments, reposts and impressions or followers, and compare your rate with 2026 benchmarks. - [LinkedIn follower growth calculator: project your followers month by month](https://linkedinlikes.com/linkedin-follower-growth-calculator): Free LinkedIn follower growth calculator: project 3 to 24 months from your follower count, weekly growth or posting pace, and see when you pass 1K, 5K and 10K. - [LinkedIn impressions calculator: what is an impression on LinkedIn and how to estimate yours](https://linkedinlikes.com/linkedin-impressions-calculator): An impression on LinkedIn is one display of a post. Estimate your post impressions from reach and frequency, and see how many you get per follower. - [LinkedIn lost connections checker: find out who disconnected from you](https://linkedinlikes.com/linkedin-lost-connections-checker): Free LinkedIn lost connections checker: upload an older and a newer Connections.csv export and see who disconnected. Runs in your browser, no login needed. - [LinkedIn post analyzer](https://linkedinlikes.com/linkedin-post-analyzer): Free LinkedIn post analyzer: test the hook, length, line breaks, "see more" fold, call to action and links of a draft with fixed rules before you publish. - [LinkedIn profile analyzer](https://linkedinlikes.com/linkedin-profile-analyzer): Free LinkedIn profile analyzer: paste your headline, About and experience to get a directional score out of 100 and the three fixes to make first. ## Images, banners and carousels - [LinkedIn banner maker: the exact size and 4:1 aspect ratio, made in your browser](https://linkedinlikes.com/linkedin-banner-maker): Make a LinkedIn banner at 1584 x 396 px (4:1 aspect ratio) with the safe area marked on the canvas. Free, no sign-up, and your image never leaves the browser. - [LinkedIn carousel maker](https://linkedinlikes.com/linkedin-carousel-maker): Free LinkedIn carousel maker: type your slides, get a 1080 x 1350 (4:5) PDF ready to upload as a document post. No sign-up, and nothing leaves your browser. - [LinkedIn image resizer for every LinkedIn image size](https://linkedinlikes.com/linkedin-image-resizer): Free LinkedIn image resizer: crop and scale photos to every LinkedIn image size in your browser, from 1200 x 627 posts to 1584 x 396 banners. No upload. - [LinkedIn image size checker](https://linkedinlikes.com/linkedin-image-size-checker): Free LinkedIn image size checker: test post images (3:1 to 4:5), banners (1584 x 396), Page covers and logos against LinkedIn specs, right in your browser. ## Formatting and preview - [LinkedIn character counter for posts, headlines and the About section](https://linkedinlikes.com/linkedin-character-counter): Free LinkedIn character counter for posts, headlines, About and comments. See each 2026 limit, how emoji are counted and where the feed hides your text. - [LinkedIn post preview: see your draft as the feed will show it](https://linkedinlikes.com/linkedin-post-preview): Free LinkedIn post preview: type your draft and see a live desktop and mobile mockup, including where “see more” cuts the text, before you publish. - [LinkedIn Text Formatter: Bold, Italic and More](https://linkedinlikes.com/linkedin-text-formatter): Free LinkedIn text formatter: turn text into bold, italic, script and monospace Unicode styles, then copy it into posts, your headline or comments in one click. - [Markdown to LinkedIn Converter for Bold, Italic, Lists and Links](https://linkedinlikes.com/markdown-to-linkedin): Free Markdown to LinkedIn converter: paste text with **bold**, *italic*, headings, lists and links and get a post that keeps its formatting in the feed.