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env.txt configuration generator

Choose explicit runtime overrides for iOS or Mac. Unset settings follow your current build; no performance preset is applied.

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Runs in this page. No uploads or optional session replay.

Build / app target

The game must contain this language.

iPhone counter only; this does not increase frame rate.

0 uses the game’s own limit. 30 or 60 is a cap, not a guarantee.

0 disables live controller and phone motion input.

A language must be present in the game. Configuration keys and language codes are not translated.

Advanced options

Shows Metal metrics; no performance gain is promised.

0.5–1.0 only. Requires a build with render-scale support; changes dynamic resolution behavior and does not guarantee a speedup.

iOS only: auto uses the phone while no controller supplies fresh motion. Inactive when motion is off.

1 merges controllers into player 1.

Game controller rumble.

iOS touch feedback.

Sources, tested revision & technical details

Rules checked: · ee6648cb2bb46c19255c1d04f88e9c40d36ef6b4

Your entries stay in this page memory. No files are read or uploaded. Optional Google Analytics and Clarity do not load on these interactive tool pages. Privacy details

Each non-default selection adds one KEY=VALUE line. The file overrides launcher choices and may grey out those settings. Fully quit and reopen the app after editing.

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