VidPair vs Form Lesson

VidPair is an app that lets you place two videos side by side and compare them at the same time. Use slow motion, mirroring, rotation, and time skipping to closely examine every detail. You can leave notes as timestamps and restore them later all at once for easy review. You can also export the two compared videos as a single video file, making it easy to save practice records and share your progress. Perfect for analyzing dance and sports form or reviewing lessons. Main Features • Dual video playback: Play two videos side by side or vertically • Synchronized playback: Start both videos at the same time for smooth comparison • Speed control: Slow motion and fast playback for detailed checks • Display adjustments: Mirroring and rotation supported • Time skip: Customize skip intervals for forward and backward playback • Audio control: Mute each video independently • Notes with timestamps: Record key points and jump to them with one tap • Favorites: Restore titles and notes together • History list: Quickly revisit past comparisons • Video export (Download) Export two videos as a single video in a vertical stacked layout Choose audio source (top video / bottom video / no audio) Export from the current playback position Save directly to the Photos app Recommended for • Dancers who want to compare movements and refine their form • Anyone who wants to visualize progress and track improvement • Athletes who want to objectively analyze posture and technique • Users who want to save comparison results as videos for review Simply placing yesterday and today side by side makes your progress instantly visible.

FormLesson — Compare your moves side-by-side with the pros! "FormLesson" is a dedicated mobile application designed to dramatically improve the efficiency of your dance and sports practice. By playing and comparing a professional's moves (reference video) and your own moves (camera preview or recorded video) simultaneously on one screen, you can intuitively identify your habits and areas for improvement. 【Main Features】 1. Perfect Sync Playback & Advanced Analysis: Play, pause, and seek with the reference and your video in perfect synchronization. ・Slow Motion: Change playback speed from 0.25x to 2.0x to catch every detail of fast moves. ・Mirror Mode: Flip the reference video horizontally to practice as if you are looking in a mirror. ・Video Conversion: Automatically convert unplayable video files into a compatible format within the app. ・Self-Timer Recording: Record your practice at your own pace with a delayed start timer. 2. Flexible Display Layouts: Instantly switch between three display modes to suit your practice environment. ・Split Mode: Splits the screen horizontally or vertically to compare the overall difference in form. ・Overlay Mode: Overlays your video onto the reference video with transparency (ghosting). Extremely effective for comparing angles and timing. ・PiP (Picture-in-Picture) Mode: Displays your video in a small sub-window while the reference video plays in full screen. 3. Audio Support & Detailed Editing: Powerful support for practice using audio files as well as videos. ・Audio Comparison: Supports audio playback and comparison. Perfect for checking moves synchronized with music. ・Metadata Editing: Edit and save song titles, artist names, and artwork (images) directly within the app. 4. Stress-Free Operation & Sharing: Features an intuitive control panel and collaboration tools. ・Quick Controls: Start/stop recording, swap media positions, and change playback speed with a single tap. ・Direct Sharing: Share recorded videos or edited audio files directly to SNS or messaging apps from the player screen. 5. User-Centric Customization ・Persistent Settings: The app remembers your last used playback speed, loop settings, display mode, and camera orientation for a quick restart. "FormLesson" is the ultimate support tool for all dancers and performers aiming to improve their skills. See it for yourself, improve, and use it for your daily practice!