Video Trimmer
Cut and trim videos right in your browser. No uploads, no watermarks, completely private. Supports MP4, WebM, and MOV.
Browser Not Supported
Your browser does not support SharedArrayBuffer, which is required for video processing. Please use a recent version of Chrome, Edge, or Firefox.
Loading video processor...
This may take a few seconds on first use (~30MB download).
Drop your video here or click to browse
MP4, WebM, or MOV • Max 500MB
Platform Presets
Explore More Free 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.
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.
Related Guides
Social Media Image Sizes
Complete guide to image dimensions for Instagram, TikTok, YouTube, Facebook, X, LinkedIn, Threads, Pinterest & Bluesky. Updated for 2026.
Social Media Video Specs
Complete video specifications for every platform: resolution, aspect ratio, duration limits, file size, and codec requirements. Updated for 2026.
Social Media Character Limits
Every text field limit for all 9 major platforms: captions, bios, titles, descriptions, hashtags, and alt text. Updated for 2026.
App Store Screenshot Sizes
Complete device-by-device breakdown of required screenshot sizes for Apple App Store. iPhone, iPad, and Apple Watch dimensions included.
Ready to grow your app?
MakePost helps app developers create, schedule, and publish promotional content across 9 platforms — plus manage App Store metadata, screenshots, and analytics.
Get Started