Time Lapse Assembler review
A free Mac utility for turning sequential JPEGs into adjustable time-lapse movies.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Time Lapse Assembler is a free macOS desktop utility for creating time-lapse movies from sequentially named JPEG images. It is intended for Mac users who already have an image sequence and want to turn it into a video file for use in iMovie or other video-editing software. The workflow centers on converting still images into a finished movie rather than editing existing video clips.
Its main strength is focused output control. The utility creates QuickTime-compatible movies and can export MPEG, H.264, Photo-JPEG, and RAW movies. Frame rates range from 0.1 to 60 fps, giving users control over how quickly the image sequence plays back. It can also resize the finished movie, which adds a practical step for preparing the output before moving it into another editor. Those capabilities make it suitable for straightforward time-lapse production from JPEG sequences.
There is no paid subscription or fixed purchase price listed, and the product is presented as free. The trade-off is its narrow scope: it does not present itself as a full video-editing environment, and its platform support is limited to macOS. It requires Mac OS X 10.6 or higher. Choose Time Lapse Assembler if the task is converting sequential JPEGs into a movie with selectable formats, frame rates, and resizing. Users who need broader video-editing tools should look to a more general editor instead.
Time Lapse Assembler pros and cons
- Where it wins
- Creates QuickTime-compatible movies from sequentially named JPEGs
- Exports MPEG, H.264, Photo-JPEG, and RAW movies
- Supports 0.1–60 fps and finished-movie resizing
- Where it doesn't
- Available only as a macOS desktop application
- Focused on image-sequence movies rather than general editing
- Requires Mac OS X 10.6 or higher
Time Lapse Assembler fact sheet, pricing and score →
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