Apps by atsuko imai
Dissect: Decode Motion app icon

Photo & Video

Dissect: Decode Motion

atsuko imai

Free download In-app purchases
Open on Apple

About this app

Dissect is the motion microscope for video. Split any moment of any video into the exact number of frames you want, then read the motion through four decoding lenses. ■ Core capabilities • Range: sub-second precision range selection, pinch-zoom to 0.01s • Density: split 1 second into up to 60 frames • 8 presets: Quick / Dense / Ultra / Micro / Form / Sequence / Max / Custom ■ Four decoding lenses • Extract — full frame grid at a glance • Onion Skin — overlay frames to see the motion arc in one image • Motion Trail — illuminate only what moved • Speed Ramp — graph frame-to-frame change so you can read the easing curve ■ Made for • Animators studying keyframes and inbetweens • Athletes analyzing form (golf, tennis, gymnastics) • Dancers decoding choreography • UI designers dissecting microinteractions • Anyone who wants to know why a motion feels right ■ Dissect Pro (one-time purchase) • All three decode lenses unlocked • Unlimited exports (free tier: 5 per month) • No ads • Pay once, keep forever Extraction is free. Decoding is Pro. Stop watching motion. Start reading it. Privacy Policy: https://kazusa703.github.io/privacy.html Terms of Use: https://kazusa703.github.io/terms.html Support: https://kazusa703.github.io/support.html

Latest release

What’s New

Version 1.2 Jun 5, 2026

Choosing the moment to decode is now more intuitive. • Loop-play your selected range right on the trim screen to nail the exact moment • Simpler range selection — we removed the mode toggle • A step indicator shows where you are in the setup • Minor refinements and stability improvements

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Aug 15, 2026 · 0 ratings Aug 15, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 15, 2026 · Free Aug 15, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 15, 2026 · 1:36 PM Free

Screenshots

Dissect: Decode Motion iPhone screenshotDissect: Decode Motion iPhone screenshotDissect: Decode Motion iPhone screenshotDissect: Decode Motion iPhone screenshot