By Team Hypomnema · Updated October 19, 2026
Arrange photos, tune each frame, preview with onion skin and export animation.
Prepare
Add up to 60 photos. Reorder, duplicate or remove frames, and choose individual hold durations.
Adjust and review
Set frame shape, fit and pace. Use onion skin to compare neighbors and play the sequence; optionally add a soundtrack.
Save your result
Prepare MP4 or GIF, inspect the encoded animation and download.
Limits and compatibility
Files are processed on your device and are not uploaded. Use a current browser; memory-constrained devices may need smaller inputs. Cancellation stops processing. Originals remain unchanged. The pinned FFmpeg WebAssembly engine downloads about 31 MB from jsDelivr on first use. Video encoding can take several minutes on mobile. MP4 uses H.264/AAC and strips source metadata. Inputs are capped at 100 MB combined and 10 minutes per media file. DRM media is unsupported. Up to 60 JPG, PNG or WebP images, 20 MB each, 100 MB combined including soundtrack; normalized frame files also have a 100 MB cap. Animation: at most 60 seconds. MP4: up to 1080p at 24 fps; frame holds are rounded to the nearest video frame. GIF: at most 20 seconds, 480 frames and 720 pixels on the longest edge, without sound. Onion skin is a preview guide and is never exported.
Try the workflow
Keep your original documents and review the output. You can also browse all guides or contact Team Hypomnema.