ECHO Decoder

ECHO

The book Decoder Credits

no codes.
no keys.
just the answer.

ECHO 01 / 22

PLACEHOLDER ANSWER / NOT APPROVED

Any order works. Type the answer of any Echo you have solved: the decoder knows which Echo it belongs to.

22 / 22 RECEIVED

Every Echo has reached you. The finale is printed in your book. The ending you read depends on the answers you choose.

[Prototype] What the app adds after the finale is still to be decided.

The Receivers of 2201

Free web app / any phone or computer / no download

Stuck?

No nudge recorded for this Echo yet.

ECHO / The Chronicles of 2201 / by George Kostakis and Paris Perakis No accounts, no cookies. Your progress is stored only in this browser. Privacy Terms