Tessera

See your app on every screen, live.

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Tessera

About Tessera

Live responsive mosaic lab — synced device viewports. Free 2 tiles; Pro £12/mo.

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Free fullscreen light screen, fill light and ring light in your browser.
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Free screen testing and dead-pixel diagnosis guides
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Intervals run like a bunraku stage: a voice calls every entrance and exit over the music, no screen needed
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