Free Tools for Creators
Calculators, converters and makers for YouTube, music, video and images. They're free with no sign-up, and the file tools run right in your browser, so your songs, videos and images are never uploaded.
YouTube tools
See allPlaylist length, watch time at any speed, earnings, engagement and monetization.
YouTube Playlist Length Calculator
Paste a YouTube playlist link to get its total length, watch time at 1.25x–2x, average video length, any range of videos and how many days it takes to finish.
Open toolYouTube Money Calculator
Paste a channel or video, or enter your views, to estimate YouTube earnings per day, month and year. See how many views you need for $1,000 a month.
Open toolYouTube Monetization Checker
Paste your channel to see if it's eligible for YouTube monetization at 500 or 1,000 subs, what's left to do, and how the February 2027 rule change affects you.
Open toolPlayback Speed Calculator
Enter any length or paste a YouTube link to see the watch time at 1.25x, 1.5x, 2x or any speed, the time you save, and the speed you need to finish in time.
Open toolYouTube Engagement Rate Calculator
Enter any YouTube @handle to see its engagement rate rated against channels its size, Shorts vs long-form rates, and average views, likes and comments per video.
Open toolYouTube Shorts Money Calculator
Estimate what your YouTube Shorts earn from views, or paste your channel. See how many Shorts views you need for $100 or $1,000, and the 10M-view rule from Feb 2027.
Open tool
Music & audio tools
See allFind a song’s BPM and key, make a visualizer video, turn MP3s into MP4s and size your cover art.
BPM and Key Finder
Free BPM and key finder. Drop in songs to get their tempo and key, with Camelot codes, keys that mix well, tap tempo and delay times. Nothing is uploaded.
Open toolAudio Visualizer
Free audio visualizer: drop in a song and make a music visualizer video with bars, a circle or a wave, plus your cover art. No watermark, nothing uploaded.
Open toolMP3 to MP4 Converter
Free MP3 to MP4 converter: turn audio into a video with your cover art, a background or a waveform, for YouTube, TikTok and Reels. Nothing is uploaded.
Open toolSong Length Calculator
Song length calculator: turn BPM and bars into minutes, plan a song section by section, or add up track times for an album, EP, CD or vinyl record.
Open toolAlbum Cover Size Checker
Album covers should be 3000 x 3000 pixels for Spotify, Apple Music and most distributors. Check your cover against every rule and resize it free.
Open toolAudiobook Speed Calculator
Enter an audiobook's length to see how long it takes at any speed, how much time you save, how long is left and the day you'll finish. Works from page or word count, and for podcasts too.
Open tool
Video & image tools
See allFile sizes, bitrates, and a free image converter that never uploads your files.
Video File Size & Bitrate Calculator
Work out how big a video will be from its length, resolution and bitrate, or drop in your video to see the bitrate you need to fit Discord, email or YouTube. Nothing is uploaded.
Open toolImage File Size Calculator & Converter
Free image converter and file size calculator. Convert JPG, PNG, WebP and PDF, see the exact size of each, resize and download. Nothing is uploaded.
Open tool
Fonts & design
See allPreview hundreds of free fonts with your own words.
Free asset library
See allThousands of free stock images, b-roll clips, music tracks, sound effects and LUTs for your videos. No sign-up, no watermark, free for commercial use.
Free Stock Images
3,700+ AI pictures in 16:9 and 9:16 for videos and thumbnails.
Free B-Roll
150+ short MP4 clips to drop into your edits.
Free Music
Royalty-free MP3 tracks for videos, streams and podcasts.
Free Sound Effects
Whooshes, hits, laughs and more for your timeline.
Free LUTs
.cube color grading LUTs for Premiere, Resolve and CapCut.
Popular guides
How to Get Monetized on YouTube Without 1000 Subscribers
Yes, you can earn on YouTube before 1,000 subscribers. What unlocks at 500, what changes in February 2027, and 10 ways to make money with a small channel.
What Is the Best Audio Visualizer? 7 Free and Paid Picks
The best audio visualizer for each job: free visualizer videos, AI music videos, After Effects, live visuals on your PC and lights that sync to music.
35 Best CapCut Fonts for Edits (Free + Live Preview)
The 35 best CapCut fonts for edits, captions and titles. Preview them with your own text, download free from Google Fonts and add them to CapCut.
How to Add Transitions in CapCut: The Ultimate Guide
Learn how to add transitions, customize their duration, add them to all clips, and troubleshoot common issues in CapCut with this comprehensive guide.
Where Does CapCut Save Videos on PC?
Where CapCut saves videos on PC: find your export folder from the Export to field, find project files in Details > Path, and change the save path.
How to Crop a Video in CapCut (For Mobile and Desktop)
Learn how to crop videos in CapCut with this comprehensive guide covering both mobile and desktop versions. Step-by-step instructions and pro tips included.
Best CapCut Export Settings for YouTube Videos
The best CapCut export settings for YouTube: 1080p, Recommended bit rate, H.264, MP4 and 30fps (60fps for gaming). Plus what each setting does.
How to Use Clipchamp for Video Editing
Learn how to use Microsoft Clipchamp with this comprehensive guide for beginners - from importing media to adding effects and exporting your first video.
100+ Beautiful Lofi Wallpapers - Free HD Downloads
Download free HD lofi wallpapers for your desktop and mobile. A curated collection of the best aesthetic wallpapers featuring lofi art.
About createthat.ai
createthat.ai is a collection of free tools and guides for creators: YouTubers, musicians, editors and anyone making content. Every tool is free with no sign-up, the file tools work right in your browser so your videos, songs and images stay on your device, and the guides walk through everyday editing in CapCut and Clipchamp.