Minors
Under-18 footage in any cloud bucket is a parental-consent and GDPR conversation you don't want to have. Direct device-to-device sidesteps it.
Coach workflow · Updated
How to share slo-mo clips with athletes
TL;DR. Capture → trim → slow down → share peer-to-peer. Under 2 minutes from clip to athlete's phone, zero cloud upload. Works for gymnastics, BJJ, tennis, padel, dance, music, anything with a sub-90-second skill. The whole point: the athlete sees the clip while the kinaesthetic memory is still warm — and the footage never leaves the two phones.
The 5-step workflow
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01. Mount & start the rolling buffer
Mount the phone for your sport — tripod behind baseline, mat-edge clamp, vault-runway tripod. Open ReplayR, set buffer to 45 s (single skills) or 90 s (routines / sparring rounds). Hit start. The phone now continuously records to a 45 s rolling memory.
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02. Save the moment
When the rep happens — the throw, the rally, the dismount, the submission — tap save on your Wear OS watch (Tile or Complication) or on the on-screen button. The last 45 s is written from buffer to disk. Recording resumes in ~1 s.
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03. Trim to the 4 seconds that matter
Open the saved clip in ReplayR's library. Drag the in/out handles to isolate the entry → execution → landing window. Save the trim — the full 45 s clip is still kept too in case you want a longer review later.
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04. Slow it down
Apply 0.5× or 0.25× slow-motion. 0.5× for footwork, balance, tempo. 0.25× for fast technical details — bat speed, golf impact, submission grip switches, judo entry angle. Export as MP4 (1080p) to your gallery.
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05. Share — peer-to-peer, no cloud
Android → Android: Quick Share / Nearby Share. Tap target phone, athlete accepts, done. No internet required.
iPhone in mix: AirDrop direct, or share via WhatsApp / Signal direct message.
Remote athlete: WhatsApp / Signal / Telegram (E2E-encrypted) — 1-to-1 message, no public link.
Avoid: uploading to YouTube unlisted (still on Google's servers), TikTok drafts (analyzed for content), or public Drive links (link-shareable forever).
Why peer-to-peer matters
Competitive secrecy
Pre-fight game plans, new BJJ guard concepts, unlisted gymnastics elements — you do not want a cloud breach to publish your edge.
Speed
Quick Share between two on-network phones is faster than waiting for an upload bar. Mat-side review happens in the moment.
Tips per sport
- Tennis / padel: 0.5× on the contact frame, 0.25× on serve toss release.
- Gymnastics: 0.25× for vault block, beam dismount rotation, bar release timing.
- BJJ: 0.5× on the position switch, 0.25× on the grip break at the finish.
- Boxing / Muay Thai: 0.25× on the combination, freeze-frame on the back foot at impact.
- Dance / music: 0.5× full body / hands, side-by-side with reference (record both).
FAQ
Can I share without uploading to YouTube or a cloud?
Yes — Quick Share / AirDrop for peer-to-peer, WhatsApp / Signal for private 1-to-1. ReplayR never uploads.
What's the best slow-motion speed?
0.5× for tempo and balance. 0.25× for fast technical details. Below 0.25× becomes choppy unless source is high-frame-rate.
How big are exported files?
A trimmed 6 s 1080p slo-mo is typically 10–25 MB. Full 45 s clips 70–150 MB.
Can I add voice-over coaching?
Not in-app yet (planned). Workaround: send a WhatsApp voice note alongside.
Will Quick Share work without Wi-Fi?
Yes — Quick Share uses Bluetooth + direct Wi-Fi (peer-to-peer), no internet required. Same for AirDrop.
