Free Social Media Tools

Everything you need to create better social media content. No sign-up required — all tools work right in your browser.

Image Tools

Instagram Grid Maker

Create stunning Instagram grid layouts by splitting images into multiple posts that form a cohesive visual when viewed on your profile.

Instagram Carousel Splitter

Split wide or panoramic images into perfectly sized slides for Instagram carousel posts.

Social Media Image Resizer

Resize and crop images to the perfect dimensions for every social media platform. Supports Instagram, TikTok, YouTube, Facebook, X, and LinkedIn.

Thumbnail Maker

Create eye-catching thumbnails for YouTube, TikTok, and other platforms with text overlays, backgrounds, and preset sizes.

Video Tools

Video Trimmer

Trim and cut videos right in your browser. No uploads, no watermarks — perfect for creating short-form content.

Analytics Tools

Best Time to Post

Find the optimal posting times for every social media platform based on engagement data. Maximize your reach with data-driven scheduling.

Reference Guides

Social Media Image Sizes (2026)

Complete guide to image dimensions for Instagram, TikTok, YouTube, Facebook, X, LinkedIn, Threads, Pinterest & Bluesky. Updated for 2026.

Social Media Video Specs (2026)

Complete video specifications for every platform: resolution, aspect ratio, duration limits, file size, and codec requirements. Updated for 2026.

Social Media Character Limits (2026)

Every text field limit for all 9 major platforms: captions, bios, titles, descriptions, hashtags, and alt text. Updated for 2026.

Ready to put your social media on autopilot?

MakePost helps creators, agencies, and teams schedule and publish across 9 platforms — and lets AI agents like Claude, ChatGPT, and OpenClaw draft, schedule, and post for you.

Get Started