Bowldyna Studio

Bowldyna Studio

Bowling Through Physics

0 ratings
Free
In-App Purchases

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Released
August 6, 2026
Updated
October 17, 2026
Bowldyna Studio screenshot #1 for iPhone
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About

Bowling, from feel to physics. Bowldyna Studio measures your throws from video and puts those numbers straight into a physics simulation — what actually happened, and what would happen if you changed something. Record a throw and the app measures ball speed, rev rate, axis rotation and the path down the lane. Once enough throws are in, it estimates the oil on that lane and proposes, for each throw, where to stand and where to aim. "Why did that miss the pocket?" "Why does the same line hook differently from one game to the next?" "How much does rev rate — or the oil pattern — really change the path?" Bowldyna Studio turns differences you can only feel into a path, a number, and a mechanism you can look at. THROW ANALYSIS - Analyze a recorded video, or run the camera live - Automatic ball speed, rev rate, axis rotation, axis tilt, release board and launch angle - Breakpoint, pocket position, entry angle, pins contacted and pins fallen - Calibration is four points traced onto the lane edges - A clean lane picture is built automatically, with people and the ball averaged out, so the points land on the lane edge - Within a session, the next recording starts from the four points you already set - One visit is one session: throws accumulate instead of scattering - Export the analysis as CSV - Everything runs on the device. No video is uploaded anywhere LANE OIL ESTIMATE (Pro) - Works out where the oil was depleted and where it was carried down, from your own throws - Heatmap of the estimated oil change - The gap between simulation and measurement, before and after the estimated oil is applied, in boards - The confidence of the estimate, and how much of the lane it accounted for - After an estimate, every throw gets a strike course drawn over its measured path — changing only where you stand and where you aim - Hand the measured lane straight to the simulator SIMULATION - Ball speed, rev rate and rotation direction - Release board, launch angle, axis rotation and axis tilt - House ball / my ball - Ball library for keeping several balls - Coverstock, surface, RG, differential, core, PAP and layout - House, flat, short, long and custom lanes - Lane library for custom lanes - Oil pattern visualization - Breakdown and carrydown, overlaid - Continuous skid, hook and roll - Ball path, pocket position and entry angle - Ball-to-pin and pin-to-pin collisions - Full lane view and pin deck view - 3D View (Beta) for pin action - Strike / spare route search (Beta) - Edit standing pins and target pins - Save and load throw conditions and profiles - 12 languages FREE Throw analysis from recorded video and from the camera, the core throw settings, path simulation, the house and flat lane presets, and the result readouts. Strike / spare route search (Beta) is free for now as well. BOWLDYNA PRO A single in-app purchase permanently unlocks the lane oil estimate, detailed ball specifications, PAP and layout, custom lanes, breakdown and carrydown, pin physics, 3D View (Beta) and the other advanced controls. There is no subscription. The current version shows no ads. RECORDING TIPS Put the phone on a tripod or something else that will not move, and frame the whole lane from the foul line to the pins. 60 fps is recommended; 30 fps costs rotation accuracy. A ball with visible patterns or logos measures far better than a plain dark one. PLEASE NOTE Bowldyna Studio does not guarantee any particular result or any improvement in your score. Measurements and estimates alike carry error from the lane surface, from oil that keeps changing, from the condition of the ball, from your release, and from how the video was shot. The confidence shown by the strike / spare route search describes how stable a line is inside the current simulation model. It is not a promise that the line will strike on a real lane. Treat what this app measures and simulates as a way to study your throws and understand the physics of bowling.
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What's New in Bowldyna Studio

1.4.0

October 17, 2026

Everything is free now. Bowldyna Pro is withdrawn and every feature it covered is open to everyone. There are no in-app purchases, no subscription and no ads. If you bought Pro, nothing you had is being taken away. SAVED VIDEOS NO LONGER GO MISSING Updating the app could leave saved throw videos unfindable. The app recorded where each video lived in a way that stopped being valid after an update, so the files were still on your device but nothing could reach them. Fixed — and videos that had already gone missing are recovered automatically by this version. RECLAIM STORAGE YOURSELF - The System screen now shows what the recordings cost - Delete every recording no session uses, in one step - Delete one session's videos and keep everything measured from them: ball speed, rev rate, paths and the lane oil estimate all stay - Videos left behind by an interrupted analysis no longer pile up A REBUILT PATH THROUGH THROW ANALYSIS - Two tabs instead of four: Analyze and Simulate - One visit is one session, guided in three steps: collect throws, read the lane, bowl on it - Each step now ends by showing its result and returning you to the session LANE OIL AND STRIKE COURSES - Once the oil is estimated, every throw gets a strike course drawn over its measured path, changing only where you stand and where you aim - A lane you measured carries straight into the simulator CAMERA AND FOUR-POINT SETUP - The four points are placed on a clean lane picture with people and the ball removed - Within a session, the next recording starts from the four points you already set - Dragging a point up or down no longer scrolls the page - An advertising screen behind the pins no longer triggers a false "the camera may have moved" warning - The pause after fixing the four points now says what it is doing FASTER - Strike course search - Strike and spare route confidence - Lane oil estimation FIXES - The app could quit while building the lane picture - The still image could appear upside down - Starting a route search could do nothing - "Study this lane in the simulator" could load forever

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Subscriptions & In-App Purchases

$4.99

Bowldyna Pro

Permanently unlock advanced simulation features.