Distance & Context
Precise yardages and shot-context intelligence right when you step up to the ball — no fumbling required.
⛳ iPhone + Apple Watch
T'doff puts real-time distance context, smart club guidance, and round intelligence right in your pocket — so every shot starts with a clear plan.
Why T'doff
Skip the guesswork. T'doff gives you the context, guidance, and track record to play with real intent on every hole.
Precise yardages and shot-context intelligence right when you step up to the ball — no fumbling required.
Clear, practical club recommendations informed by distance, conditions, and your own shot history.
Keep your phone in your pocket. Glance at your wrist and stay in the flow of your round without interruptions.
Weather and environmental factors feed into every recommendation so you're never caught off guard.
Track every round and spot performance patterns so your practice time targets the shots that actually cost you strokes.
Designed for fast game-day use. Critical info surfaces instantly so you stay focused and keep pace of play.
How it works
T'doff fits naturally into your pre-shot routine. Spend less time deliberating and more time executing.
Open T'doff as you approach your ball. The app surfaces hole layout, pin position, and distance data at a glance — everything you need to size up the shot before you even take your stance.
T'doff factors in yardage, wind, elevation, and your own club averages to give you a clear recommendation. No more second-guessing between the 7-iron and the 8.
Step in with a single target and a clear plan. Log the shot result after and let T'doff build the performance picture that makes your next round even sharper.
Real App Screens
Every screen is designed for quick glances during an active round — clean, fast, and built around real golfer decision-making.
T'doff by OpenSourceGolf
Real-time context, confident club choices, and a scoring pattern that improves over time. Available now for iPhone and Apple Watch.