Observed arrival · 2026-11-15
A tennis insole that calls the serve before contact
TELLSOLE describes haptic insoles paired with machine vision, intended to cue a returner with a left- or right-foot pulse before the racket meets the ball.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Tennis returners, coaches, and clubs
- Worth noticing
- The page reports 91.32% directional accuracy in testing; all four listed setups are marked sold out.
Field notes
The page lays out a three-step workflow: capture the server, load match footage so the model can learn cues, then receive a directional pulse during play. Listed packages range from a phone-based setup to an academy bundle with four insole pairs, two cameras, and a coach dashboard. The site reports 91.32% directional accuracy in testing, while all current setups are marked sold out.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
$PaidCommerce or pricing visible
●ProPolished or operationally mature
◎NicheUnusually specific use
ƒJavaScriptBrowser-side code central
One card from the complete issue