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DAILY CASE · CLOSED TEST

Trainee Detectives WantedDaily Case closed test sign-up

A small Taiwanese mystery every day: 3 suspects, 5 clues, and about 2 minutes to catch the liar. Before launch, we're looking for 100 trainee detectives to play it for 14 days.

Finish the test and get 3 months of premium: once the test ends, it's added straight to the Google account you sign in with in the app. No code to enter, no review required.

Screens

Home screen with today's case and the casebook
A new case every day
Case story and the three suspects' statements
Three suspects, one liar
Five clue cards; fewer opened means more stars
Open fewer clues, earn more stars
Accuse the culprit and pick the key clue
Name the culprit and the key clue
Case closed: replay and the contradiction
See exactly where the lie broke

First register your email below, and the steps to join appear here.

Register (required to download)

After you register, the steps to join appear above.

Please enter the email of the Google account you use to join the group. We use it to check you completed the test, and later to find your app account for the reward.

Which phone do you use?
Would you like to test our future new products or features?

Curious what else we make? Visit the Zifu Digital website.

Would you like an iOS (iPhone) version of Daily Case?

By submitting, you agree to the use of your email as described in "What will my email be used for?" below.

Official LINE (optional)

If you like, add our official LINE account. We use it for test notices and questions. After adding us, send the keyword 懸案 (for Daily Case). Our replies are in Chinese or English.

Add us on LINE

Found a problem?

FAQ

Why 14 days?

Google Play requires at least 12 testers testing for 14 days in a row before a personal developer's app can launch.

Why wait 30 minutes after joining the group?

Google needs time to sync group members to the test list. If it still doesn't work after a few hours, check that every step uses the same account.

What emails will the group send me?

Only test notices (new versions, test end, rewards). You can switch to no email in the group's subscription settings, but don't leave the group (leaving the group means leaving the test).

What will my email be used for?

We only collect the email you enter and your answers to these three questions, and use them only to: notify you, find your app account to give you the membership, and, depending on your answers, tell you about future product tests or an iOS version. We will never use them for advertising, and we never sell or share them with third parties. Joining the Google group makes your Google account a member of the group, which Google handles under its own privacy policy; we only use the group to send test notices. Adding our official LINE account or messaging us your account on LINE is optional; those messages are handled by LINE under its privacy policy, and we only use them to confirm your sign-up and contact you about the test.

If you tap "Fill in my email with Google", we only read the email of the account you pick and put it in the field. Right after that we delete the temporary sign-in record that button just created (it is only used to read your email and has no use in the app). We don't keep your Google name, photo or any other data. If you already have a Daily Case account, this does not delete or change it. How long we keep it: if you answer "No" to both questions, your email is deleted after the test ends and the membership is given. If you answer "Yes / Maybe" or "Yes / Not sure", we keep your email for future notices for up to 2 years, and you can email zifubazaar@gmail.com at any time to have it deleted. Deleting your sign-up only removes the sign-up page data and does not affect your app account; deleting your account in the app does not remove your sign-up, so please email us for that.

What do I need to test?

Open the app and solve one case a day (about 2 minutes), and tell us anything that feels off.

How do I get the 3 months of premium?

In the app, go to Settings > Account & Premium and sign in with the same Google account as your registered email. After you open the app every day for 14 days, we'll add 3 months of premium straight to that account and announce it in the group.